16 Results for O4j Jobs

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Sr. Java Developer

Des Moines, IA
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a senior Java developer to support enterprise banking applications in Des Moines, Iowa. This Long-term Contract position calls for a hands-on engineer who can build scalable backend services, contribute to modern API development, and collaborate on user-facing features with Angular and JavaScript. The ideal candidate brings deep experience across Java-based systems, microservices, and database work, along with the ability to deliver reliable solutions in a regulated environment. Responsibilities: • Design, develop, and maintain Java-based applications that support critical banking operations. • Build and enhance RESTful services and microservices to improve system scalability, performance, and integration. • Develop backend components using Java, Spring, Spring Boot, and Maven while following sound engineering practices. • Partner with front-end developers to deliver responsive features using JavaScript and Angular. • Write, optimize, and troubleshoot SQL queries to support application functionality and data accuracy. • Collaborate with cross-functional teams to define technical solutions, review code, and resolve production issues. • Use GitHub and standard version control practices to manage source code and support team-based development. • Contribute to technical design discussions and help implement secure, dependable software solutions for banking platforms.
2026-11-05T00:00:00Z

Jira Developer

the Woodlands, TX
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a Jira Developer to join a team in The Woodlands, Texas, on a Long-term Contract assignment. In this role, you will shape and improve Jira and Confluence environments by delivering scalable configurations, streamlined workflows, and practical automation solutions that support business operations. The position also focuses on building useful dashboards, strengthening collaboration spaces in Confluence, and enhancing platform capabilities through thoughtful customization and integration. Responsibilities: • Design and refine Jira workflows, issue types, screens, and schemes to align the platform with business and delivery needs. • Configure Jira projects and system settings while implementing enhancements that improve usability, consistency, and process efficiency. • Build automation rules that reduce manual effort, enforce standards, and support reliable task progression across teams. • Develop reports and dashboards that provide clear operational insight and help stakeholders track work, trends, and outcomes. • Administer Confluence spaces by organizing page structures, managing templates, and maintaining permissions for effective knowledge sharing. • Create and support integrations that extend Atlassian platform functionality and improve connections with related tools and processes. • Partner with business and technical teams to gather requirements, translate needs into platform solutions, and recommend best practices. • Contribute to advanced customization efforts using tools such as APIs, ScriptRunner, Groovy, or Atlassian Forge when needed.
2026-11-11T00:00:00Z

Jira Developer

the Woodlands, TX
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a Jira Developer to strengthen and evolve the organization’s Jira environment in The Woodlands, Texas. This Long-term Contract position is ideal for someone who can step into an established ecosystem quickly, deliver practical improvements, and support teams that rely on Jira for day-to-day project execution. The role focuses on building efficient workflows, refining platform configuration, and partnering with business and technical stakeholders to turn operational needs into effective Jira solutions. Responsibilities: • Build and refine Jira solutions that support project delivery and day-to-day business operations across multiple teams. • Create and maintain tailored workflows, issue schemes, screen configurations, field structures, and permission models to meet evolving process needs. • Develop automation rules that reduce manual effort, improve consistency, and increase efficiency within the Jira platform. • Produce dashboards, reports, and visual tracking tools that give stakeholders clear insight into progress, workload, and project health. • Investigate platform issues, resolve configuration problems, and recommend practical enhancements that improve usability and performance. • Collaborate with business partners and technical teams to gather requirements and translate them into scalable Jira functionality. • Assist with the setup and ongoing improvement of Confluence spaces that complement Jira-based project and documentation processes. • Support testing, rollout, and validation of updates to ensure new configurations and enhancements perform as intended. • Maintain clear internal documentation covering workflows, automations, configurations, and administrative procedures. • Review current Jira usage patterns and propose changes that better align the platform with organizational standards and delivery practices.
2026-11-11T00:00:00Z

Sr. Java Software Engineer

West Des Moines, IA
remote
Temporary to Hire
0 - 0 USD / Yearly
We are looking for a senior-level software engineer to join a contract opportunity with potential for a permanent role, supporting life insurance technology initiatives in West Des Moines, Iowa. This role will guide technical direction across policy administration and connected enterprise platforms, helping deliver resilient, secure, and scalable solutions that support both customer and operational needs. The ideal candidate brings deep Java engineering expertise, strong integration experience, and the ability to influence architecture, delivery, and modernization efforts in a complex distributed environment. Responsibilities: • Provide technical leadership for solution design and implementation across policy administration applications and interconnected enterprise systems. • Build and enhance software components using Java, Spring Boot, Angular, TypeScript, and integration technologies to support business-critical insurance capabilities. • Drive end-to-end architecture decisions by assessing dependencies, integration points, and system impacts across upstream and downstream platforms. • Partner with cross-functional teams to deliver APIs, data flows, and middleware integrations that connect customer-facing tools, operational systems, and reporting environments. • Lead design reviews, code reviews, and technical discussions to promote maintainable engineering standards and sound architectural choices. • Support deployment and delivery practices through CI/CD pipelines, containerized applications, Kubernetes, and modern DevSecOps approaches. • Investigate and resolve complex production issues spanning applications, APIs, databases, middleware, and enterprise support systems. • Recommend solution placement across application, integration, and data layers to ensure capabilities are implemented in the most effective technology domain. • Contribute to technical roadmaps, modernization planning, and engineering improvements that strengthen long-term platform performance and scalability.
2026-10-30T00:00:00Z

Full Stack Java Developer (Senior)

Des Moines, IA
onsite
Temporary / Contract
0 - 0 USD / Yearly
** NOTE: This role is Hybrid ONSITE 4 days per week in Des Moines, IA ** We are looking for a SENIOR Java Software Developer to support banking technology initiatives in Des Moines, Iowa. This Long-term Contract opportunity is ideal for a developer who enjoys building reliable applications across both front-end and back-end environments. The role will focus on creating and enhancing enterprise solutions using modern Java frameworks, Angular, and database-driven services while partnering with teams to deliver scalable results. Responsibilities:• Build, enhance, and maintain Java-based applications that support banking operations and business objectives.• Develop user-facing features with JavaScript and Angular to deliver responsive and intuitive web experiences.• Design and implement backend services using Spring, Spring Boot, and Maven within enterprise application environments.• Write, optimize, and troubleshoot SQL and PL/SQL code to support data processing, integration, and application performance.• Collaborate with cross-functional teams to translate functional needs into technical solutions and high-quality software deliverables.• Contribute to API development and system integration work using Java-based service frameworks and RESTful design practices.• Review application performance, resolve defects, and apply coding best practices to improve reliability and maintainability.• Use Excel for analysis, reporting support, or data validation as needed within development and testing activities. ** NOTE: This role is Hybrid ONSITE 4 days per week in Des Moines, IA **
2026-10-27T00:00:00Z

Senior Oracle Developer

Ogden, UT
onsite
Permanent / Full Time
120000 - 140000 USD / Yearly
We are looking for an experienced Senior Oracle Developer to strengthen and support a highly customized Oracle E-Business Suite environment. In this role, you will build and refine technical solutions that keep core business functions running smoothly across finance, procurement, order processing, inventory, and shipping operations. You will also play a key part in connecting on-premises Oracle applications with cloud-based platforms while helping maintain reliable, scalable systems in a production setting. Responsibilities:• Maintain and improve Oracle E-Business Suite functionality across key operational areas such as Financials, Purchasing, Order Management, Inventory, and Shipping Execution.• Build, enhance, and support integrations that connect on-premises Oracle applications with cloud-based SaaS systems and other enterprise platforms.• Develop and maintain Oracle PL/SQL components, including packages, procedures, functions, triggers, and related database objects.• Create and support technical solutions such as interfaces, APIs, concurrent programs, and data conversion processes to meet business and system needs.• Investigate application and data issues, perform root cause analysis, and implement effective resolutions for production problems.• Partner with business stakeholders to understand requirements and translate operational needs into practical technical designs.• Design, develop, and maintain custom reporting solutions to support business visibility and decision-making.• Contribute to upgrade, patching, testing, and deployment efforts while assessing system impact and validating changes.• Maintain clear technical documentation, system design details, and support records while collaborating with internal teams and external vendors.• Support ongoing improvements to Oracle platforms and perform additional assigned duties as needed.
2026-11-09T00:00:00Z

Azure Developer

Miami, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
Azure DeveloperWe are seeking a knowledgeable Azure Developer to build cloud-native applications and services using Microsoft Azure technologies. This role is ideal for someone who enjoys designing scalable solutions, working with modern cloud tools, and collaborating closely with software and cloud engineering teams. The ideal candidate will have strong development skills, deep understanding of Azure services, and a passion for cloud innovation.Responsibilities<ul><li>Develop cloud-based applications using Azure Functions, App Services, Logic Apps, and related services</li><li>Build APIs, microservices, and serverless workloads using .NET, C#, or other Azure-supported languages</li><li>Implement Azure integrations using Service Bus, Event Hub, API Management, or Durable Functions</li><li>Create and optimize Azure DevOps pipelines for CI/CD automation</li><li>Develop Infrastructure-as-Code templates using ARM, Bicep, or Terraform</li><li>Collaborate with architects and DevOps teams to ensure scalable cloud designs</li><li>Troubleshoot application issues, performance bottlenecks, and integration problems</li><li>Monitor cloud workloads, logs, costs, and performance metrics</li><li>Maintain documentation for Azure solutions, APIs, and deployment procedures</li><li>Participate in code reviews, design sessions, and architectural discussions</li></ul>
2026-11-04T00:00:00Z

Senior Java Engineer & Architect

Salt Lake City, UT
onsite
Permanent / Full Time
150000 - 180000 USD / Yearly
We are looking for an accomplished Senior Java Engineer & Architect to strengthen and modernize critical business applications in Salt Lake City, Utah. This position blends technical leadership with hands-on development, focusing on dependable architecture, scalable solutions, and practical improvements that support daily operations. You will collaborate with business stakeholders and a small technology team to enhance internal platforms, streamline workflows, and identify effective opportunities for automation and emerging tools. Responsibilities: • Design, develop, and refine Java-based applications that support core business processes and long-term operational goals. • Create architectural plans that improve system scalability, maintainability, performance, and reliability across existing platforms. • Partner with managers, end users, and IT colleagues to translate operational needs into effective technical solutions. • Maintain and extend large, established codebases while reducing technical debt and improving application stability. • Build and support integrations with databases, APIs, and external services to ensure smooth data flow across systems. • Analyze workflows and recommend software enhancements that increase efficiency, accuracy, and employee productivity. • Troubleshoot application, database, and infrastructure issues in a Linux environment and resolve problems with minimal disruption. • Evaluate and implement appropriate technologies, including automation and AI-assisted tools, when they provide measurable business value. • Provide project planning input, technical guidance, and user support to help ensure successful delivery and adoption of solutions.
2026-11-09T00:00:00Z

Java Software Developer -Mid to Senior level - FTE PERM

Des Moines, IA
onsite
Permanent / Full Time
110000 - 125000 USD / Yearly
IMMEDIATE HIRE!! MID LEVEL JAVA DEVELOPER - MULTIPLE HIRES - Full Stack Developer (Direct Hire) – 100% REMOTE if you live in IOWA,IOWA ONLYI - BUT YOU MUST BE WILLING TO DRIVE TO THE DES MOINES OFFICE FREQUENTLY!!! NO SPONSORSHIP: EAD, Green Card, or US Citizen ONLY. NO C2C, No H1-B visa, and NO F1 / OPT considered. ***Please contact CARRIE DANGER directly for immediate consideration. ** My direct email address is on my LinkedIN Profile. MID LEVEL. Java Developer position with one of our clients in Des Moines Iowa up to 125K.***WHAT YOU WILL NEED FOR THIS MID LEVEL DEVELOPER:* MINIMUM 3+ years of Java development*Eye for DESIGN and front end web page development with UI / UX Development * ACCESSIBILITY background / ACCESSIBILITY WEB DEVELOPMENT experience for externally facing web applications and web sites * Searching for a Mid level developer, Not a Senior Developer. IDEALLY 5-8 YEARS OF EXPERIENCE. • Experience with a Front-End Language such as: JavaScript; Angular, or React experience is a plus!• Spring Boot experience, Microservices experience. • WEB development.• 2 year or 4 year degree is Preferred (Prefer Computer Science or similar)Join a high performing TECHY team who has a passion for learning and continuous improvement, working in an advanced Agile environment! STRONG financial company who is still hiring. Work in a fun team who promotes training and team training events and will send you off to training as well for Java and development! Looking for candidates who have a passion for development and wants to get better and improve, where you can have a long career on an awesome team! This company actually has a training budget and works to keep their Developers up to date technically. They allow training time during the work week and invest in their developers. This is a Permanent Direct Hire MID LEVEL. Java Developer position with one of our clients in the Des Moines area up to 120K depending on years of experience.For immediate and confidential consideration on this Direct Hire Full Stack Java Developer / Web Developer opportunity, it is best to contact me directly, CARRIE DANGER, SVP Permanent Placement Team, Iowa Region at My Direct Office #: 515-259-6087 or Cell: 515-991-0863, and e-mail resume CONFIDENTIALLY & directly to me - my email address / contact Information on my LinkedIN profile. Or you can ONE CLICK APPLY on our website Robert Half and apply Specifically to this posting.
2026-11-03T00:00:00Z

Jira Developer (Backfill)

the Woodlands, TX
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a Jira Developer (Backfill) to join a Long-term Contract opportunity in The Woodlands, Texas. In this role, you will strengthen and refine Jira as a core platform used by business and technology teams for planning, tracking, and execution. The ideal candidate brings practical experience building scalable Jira solutions, can work independently in an established environment, and is comfortable partnering with stakeholders to turn operational needs into effective system improvements. Responsibilities: • Build and refine Jira configurations to better support project delivery and day-to-day business operations. • Create and maintain tailored workflows that improve how work is tracked, routed, and completed across teams. • Manage issue schemes, custom fields, screen layouts, permissions, and project settings to align the platform with user needs. • Develop automation rules that reduce manual effort, improve consistency, and increase process efficiency. • Produce dashboards and reporting tools that give stakeholders clear visibility into project status, workload, and performance. • Investigate platform issues, resolve configuration problems, and recommend practical enhancements based on usage patterns. • Partner with business and technical teams to gather requirements and translate them into effective Jira and Confluence solutions. • Support testing, rollout, and documentation of configuration updates, workflow changes, and system enhancements.
2026-11-11T00:00:00Z

.NET Developer

Miami, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
.NET DeveloperWe are seeking a talented .NET Developer to design, build, and support applications using C# and the Microsoft development stack. This role is ideal for someone who enjoys writing clean code, solving complex problems, and collaborating with cross-functional teams. The ideal candidate will have strong software engineering fundamentals and experience building applications in .NET environments.Responsibilities<ul><li>Develop applications using .NET Core, .NET Framework, C#, and related Microsoft technologies</li><li>Build APIs, web services, and backend components</li><li>Collaborate with front-end developers, database engineers, and QA teams</li><li>Write clean, maintainable code following best practices and coding standards</li><li>Participate in design sessions, code reviews, and architecture discussions</li><li>Troubleshoot application issues, performance problems, and integration errors</li><li>Deploy applications using CI/CD pipelines (Azure DevOps, GitHub Actions, Jenkins)</li><li>Create and maintain technical documentation for applications and services</li><li>Refactor existing codebases for performance, optimization, or modernization</li></ul>
2026-11-04T00:00:00Z

DB2 z/OS DBA

Marysville, OH
onsite
Temporary / Contract
55 - 65 USD / Hourly
We are looking for a DBA SQL Level II to support database administration and performance improvement efforts for an automotive environment in Marysville, Ohio. This is a Long-term Contract position requiring an onsite presence four days per week, where you will partner with application and infrastructure teams to guide database-related initiatives and maintain reliable production operations. The role focuses on strengthening availability, scalability, and security across critical database platforms while helping teams make sound technical decisions for upcoming work. Responsibilities: • Partner with application stakeholders to gather business and technical needs, then recommend practical database strategies for new and evolving projects. • Improve database efficiency by analyzing workloads, refining SQL performance, and enhancing indexing, caching, and configuration settings. • Oversee database health through ongoing monitoring, using platform-native and third-party tools to identify trends and address emerging risks. • Investigate and resolve performance constraints by tuning queries, adjusting system parameters, and applying appropriate database utilities. • Establish and maintain alerts for availability, performance, and security conditions so issues can be addressed before they affect operations. • Support highly available production databases in a large enterprise setting, ensuring stable service for mission-critical workloads. • Contribute to recovery readiness by maintaining knowledge of logging, backup, and restoration processes aligned with mainframe database operations. • Work closely with cross-functional teams on large-scale initiatives, coordinating database activities, timelines, and technical dependencies.
2026-11-10T00:00:00Z

iOS Software Engineer Swift / SwiftUI

Glendale, AZ
onsite
Temporary / Contract
60 - 65 USD / Hourly
Position SummaryRobert Half is interested in connecting with iOS Software Engineers who enjoy creating mobile applications that solve real-world operational challenges.We are developing our network of mobile developers for potential client opportunities in transportation, logistics, fleet management, and mobility technology.Engineers in these environments build applications that help drivers, dispatchers, field service professionals, and operations teams stay connected and productive.We are particularly interested in candidates who understand native iOS development and have experience delivering dependable applications that continue functioning in environments with unreliable connectivity, heavy location usage, or demanding operational workflows.Key Areas of Responsibility<ul><li>Design, build, and maintain native iOS applications using Swift and SwiftUI.</li><li>Develop mobile features supporting vehicle tracking, driver workflows, dispatch updates, and delivery management.</li><li>Integrate GPS and location-based functionality using Core Location and MapKit.</li><li>Build offline-capable application workflows with local data storage, synchronization, and appropriate conflict-handling strategies.</li><li>Implement push notifications for operational alerts, schedule updates, and time-sensitive communications.</li><li>Integrate secure RESTful APIs with backend platforms responsible for shipment, asset, or operational data.</li><li>Maintain and enhance existing UIKit applications while gradually adopting modern SwiftUI components.</li><li>Implement application architecture patterns such as MVVM and create reusable mobile components.</li><li>Investigate crashes, memory issues, background execution limitations, and performance problems.</li><li>Create and maintain automated unit and UI tests using XCTest or equivalent tools.</li><li>Participate in application signing, provisioning, TestFlight distribution, and App Store release processes.</li><li>Collaborate with backend developers, product designers, Android engineers, and operational teams to deliver consistent mobile experiences.</li><li>Participate in technical reviews and support continuous improvement of application reliability and maintainability.</li></ul>Required Qualifications<ul><li>4+ years of professional iOS application development experience.</li><li>Strong programming experience using Swift.</li><li>Hands-on development experience with SwiftUI and familiarity with UIKit.</li><li>Experience delivering and maintaining production iOS applications.</li><li>Solid understanding of iOS application lifecycle management, memory management, and asynchronous programming.</li><li>Experience consuming REST APIs and processing JSON data.</li><li>Familiarity with modern iOS architecture patterns, including MVVM.</li><li>Experience using Xcode, Git, XCTest, and common mobile debugging tools.</li><li>Knowledge of mobile data persistence, caching, and networking fundamentals.</li><li>Experience with application deployment, provisioning profiles, code signing, and Apple distribution processes.</li><li>Ability to work collaboratively with product, design, and engineering teams.</li></ul>
2026-10-23T00:00:00Z

Senior Backend Software Engineer Java / Spring Boot

Glendale, AZ
onsite
Temporary / Contract
60 - 65 USD / Hourly
Robert Half is building relationships with experienced Backend Software Engineers interested in potential opportunities supporting financial technology platforms, payment processing systems, and enterprise transaction services.We are looking to connect with engineers who understand the challenges of building systems where security, reliability, and transaction accuracy are essential.The ideal professional has extensive experience developing Java-based applications, designing distributed systems, and supporting backend services that handle high-volume financial transactions.Relevant client projects may include payment processing modernization, transaction reconciliation, API development, and cloud-based financial services infrastructure.What You'll Be Responsible For<ul><li>Architect, develop, and maintain backend services using Java and the Spring Boot framework.</li><li>Design secure RESTful APIs supporting payment transactions, account services, and third-party financial integrations.</li><li>Develop microservices that process large volumes of transactions while maintaining accuracy and system availability.</li><li>Build event-driven applications using Apache Kafka or comparable messaging platforms.</li><li>Implement transaction idempotency, retry mechanisms, and error-handling strategies to prevent duplicate or inconsistent processing.</li><li>Design and optimize PostgreSQL or other relational databases, including queries, indexes, and transactional operations.</li><li>Support payment settlement, reconciliation, and audit-trail functionality.</li><li>Diagnose performance bottlenecks involving database operations, service communication, and asynchronous workloads.</li><li>Implement authentication, authorization, encryption, and secure coding practices for sensitive financial information.</li><li>Contribute to deployment processes using Docker, Kubernetes, and cloud infrastructure.</li><li>Improve application observability through centralized logging, metrics, distributed tracing, and alerting.</li><li>Collaborate with product owners, security teams, quality engineers, and technical architects on service design and delivery.</li><li>Mentor less experienced engineers, review code, and participate in architectural decision-making.</li></ul>
2026-10-23T00:00:00Z

.NET Software Engineer

Nashville, TN
onsite
Temporary / Contract
70 - 80 USD / Hourly
Robert Half is seeking a Contract .NET Developer to join our client's development team. As a Contract .NET Developer, you will be responsible for designing, developing, and maintaining software solutions using the .NET framework. This role offers an exciting opportunity to work on diverse projects with a reputable organization. Key Responsibilities:<ol><li>Software Development: Design, code, test, debug, and document software applications using the .NET framework and related technologies.</li><li>Application Maintenance: Maintain and enhance existing .NET applications by identifying areas for modification, improvement, and optimization.</li><li>Collaboration: Work closely with cross-functional teams to gather requirements, analyze needs, and develop software solutions that meet business objectives.</li><li>Database Integration: Develop and optimize database-related functionalities within applications, ensuring efficient data storage and retrieval.</li><li>Code Reviews and Testing: Conduct code reviews to ensure code quality, performance, and adherence to coding standards. Perform thorough testing to identify and resolve any issues.</li><li>Documentation: Create and maintain technical documentation for developed applications, including system designs and user manuals.</li><li>Troubleshooting and Support: Provide technical support and troubleshooting assistance for developed applications, ensuring smooth operation and addressing user-reported issues.</li></ol>
2026-11-03T00:00:00Z

Software Developer - AEM

Kansas City, MO
onsite
Permanent / Full Time
100000 - 115000 USD / Yearly
Position: Adobe Experience Manager (AEM) Developer Location: Kansas City, MO -- Onsite Salary: $100,000 - $115,000 base + excellent benefits *** For immediate and confidential consideration, please APPLY and EMAIL YOUR RESUME to MEREDITH CARLE . My email can be found on my LinkedIn page. *** Ready to build modern digital experiences that impact thousands of users? We're partnering with a well-established, privately held organization seeking an AEM Full-Stack Developer to join its growing technology team. This is an opportunity to work on high-visibility web and digital experience initiatives while helping drive innovation across a stable, financially strong business. What You'll Do · Design, build, and enhance solutions within Adobe Experience Manager (AEM) • Develop AEM components, templates, workflows, and Sling Models • Create and integrate REST APIs and GraphQL services • Collaborate with business stakeholders to transform requirements into technical solutions • Troubleshoot complex issues and contribute to ongoing platform improvements • Participate in Agile/Scrum development activities and project planning What We're Looking For • 3+ years of hands-on AEM Full-Stack Development experience • Strong Java development skills • Experience with Sling Models, OSGi, and front-end integration • Knowledge of REST APIs, GraphQL, and Postman • Strong communication, problem-solving, and collaboration skills Nice to Have • .NET / C# • SQL • JavaScript, HTML, and CSS Why Consider This Opportunity? • Competitive compensation • 100% employer-paid employee medical coverage • 401(k) with company match • Stable, established organization with long-term growth • Opportunity to join a team investing in technology and expanding development capacity If you're an AEM developer looking for a highly visible role where your contributions will directly influence key digital initiatives, we'd love to connect. *** For immediate and confidential consideration, please APPLY and EMAIL YOUR RESUME to MEREDITH CARLE . My email can be found on my LinkedIn page. Also, you may contact me at 515-303-4654. Or one click apply on our Robert Half website. No third party inquiries please. Our client cannot provide sponsorship and cannot hire C2C. ***
2026-11-10T00:00:00Z

16 results for O4j jobs