33 results for Data Engineer in Reading, Reading

Mobile Engineer

London, London
remote
Contract
- GBP / Yearly
Robert Half Technology are assisting a global market leading e-commerce organisation to recruit a Mobile Engineer on a 6 months contract basis. Hybrid working - London basedThe Mobile Engineer will build and scale mobile features that support international users and align closely with web and backend systems.Role<ul><li>The Mobile Engineer will be responsible for building mobile features for live interactions and purchasing flows</li><li>Supporting localisation including language, currency, and regional UX</li><li>Ensuring parity between mobile and web experiences</li><li>Integrating with backend systems via GraphQL</li><li>Optimising performance and reliability in real-time environments Key Responsibilities</li><li>Develop and maintain mobile features across iOS and Android</li><li>Collaborate with backend and frontend teams</li><li>Improve app performance and stability</li><li>Contribute to consistent cross-platform user experiences</li></ul>Profile<ul><li>The Mobile Engineer will have strong experience with iOS (Swift) and/or Android (Kotlin)</li><li>Experience integrating with GraphQLAPIs</li><li>Experience building user experiences tied to transactions, pricing, or eCommerce flows is strongly preferred</li><li>Ability to work in fast-paced, evolving environments Code-Writing Contribution Delivers production mobile code supporting real-time, localised user experiences.</li></ul>Company<ul><li>Global market leading e-commerce organisation with offices in London</li><li>Hybrid working - London based </li></ul>Salary & BenefitsThe salary range/rates of pay is dependent upon your experience, qualifications or training.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/S2F6aW0uSGFzc2FuLjA4MTY3LjEwOTIzQHJoaS5hcGxpdHJhay5jb20.gif">
2026-04-22T14:14:11Z

React Developer

London, London
remote
Contract
- GBP / Yearly
Robert Half Technology are assisting a market leading financial services organisation to recruit a React Developer on a contract basis. Hybrid working - London basedRole<ul><li>The React developer will be working on the build of a product-grade React & Typescript application from greenfield through to a maintainable, globally scalable, and secure product</li><li>Greenfield build to production: build a production-grade React & TypeScript application from zero to a maintainable, scalable platform</li><li>Data-dense UI delivery: Deliver high-quality UI for dashboards, tables/grids, filtering/sorting, drilldowns, forms, and multi-step workflows</li><li>State & data patterns: implement robust client-state and server-state patterns including loading/error states, retries, resilience, caching and invalidation</li><li>Performance engineering: Drive render efficiency, bundle size control, code splitting, virtualisation for large datasets, network efficiency, and instrumentation/observability</li><li>API contract collaboration: Work with backend engineers on predictable API contracts via BFF (pagination, aggregation shapes, response models, error semantics)</li><li>Security-by-design delivery: Apply secure front-end practices (auth/session hygiene, safe client-side data handling, dependency hygiene)</li><li>Accessibility & usability: Ensure keyboard support, focus management, ARIA where appropriate, and strong empty/error states for complex UIs</li><li>Quality discipline: Maintain a strong quality bar through code review, automated tests, CI quality gates, and release readiness</li><li>Delivery pipelines: Contribute practically to build tooling, CI checks, deployment considerations and environment configuration</li><li>Documentation: Produce concise, proper documentation for key decisions, patterns and non obvious implementation details</li></ul>Profile<ul><li>The React Developer will have significant commercial experience within financial services, building modern React applications (hooks, composition patterns, controlled/uncontrolled components, state lifting, modularisation</li><li>Demonstrated ability to operate as a senior engineer: strong judgement, proactive risk management, pragmatic delivery, and high code quality standards</li><li>Proven ability to design front-end architecture for long-term maintainability (module structure, feature boundaries, shared UI patterns, conventions)</li><li>Comfortable establishing foundations early (linting/formatting, project structure, testing strategy, patterns for API access, error handling, and observability hook)</li><li>Experience shipping complex interface: tables/grids, dashboards, rich filters, multi-step workflows, and interaction-heavy UIs</li><li>Familiarity with performance constraints caused by large datasets and frequent UI interactions (virtualisation, event handling)</li><li>Strong TypeScript capability across: typed component APIs (props/contracts), shared domain models/DTOs, safe typing around API responses, error and async flows, sensible user use of generics/utility types without over-engineering</li><li>Proven judgement selecting and implementing state patterns: clear separation of UI state vs server state, caching & invalidating strategies, avoiding unnecessary re-render and state leaks</li><li>Experience with modern tooling such as TanStack Query</li><li>Strong awareness of security/performance best practices in client data fetching and caching (handling auth/session, sensitive data considerations, preventing accidental data leakage, safe error handling)</li><li>Experience writing and maintaining meaningful automated tests with a strong judgement on what to test, keeping suites fast and avoiding brittleness</li><li>Evidence of improving real-world performance (bundle analysis, render optimisation, code splitting, virtualisation)</li><li>Ability to keep UI responsive under heavy interaction patterns and large datasets.</li><li>Security-conscious delivery</li><li>Security-minded development practices (OWASP awareness, auth/session hygiene, dependency hygiene)</li><li>Comfortable operating in environments where confidentiality, disciplined change control and auditability matter</li><li>Data visualisation (interactive charts; performance-conscious rendering)</li></ul>Company<ul><li>Market leading financial services organisation with offices in London</li><li>Hybrid working - London based </li></ul>Salary & BenefitsThe salary range/rates of pay is dependent upon your experience, qualifications or training.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/S2F6aW0uSGFzc2FuLjEyNjE1LjEwOTIzQHJoaS5hcGxpdHJhay5jb20.gif">
2026-04-02T14:22:40Z

Full Stack Engineer (React, TypeScript, AWS)

St. Albans, Hertfordshire
remote
Permanent
- GBP / Yearly
Full Stack Engineer (React, TypeScript, AWS) - Growing Company! Perm Role OnlyHybrid Working: 2 days in the office and 3 days from homeLocation: North West London / Hertfordshire (near Watford) A growing firm is hiring a Full-Stack Engineer to join a small, high-impact team building modern, scalable web applications. This is a hands-on, greenfield role with full ownership from idea to production, working closely with the business to deliver tools that make a real impact.What you'll do<ul style="direction: ltr; unicode-bidi: embed; margin-top: 0in; margin-bottom: 0in;" type="disc"><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Build full-stack applications using React, TypeScript, and AWS</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Own projects end-to-end</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Work directly with stakeholders to deliver solutions</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Develop intuitive frontends and scalable backend services</li></ul>What you'll need<ul type="disc" style="direction: ltr; unicode-bidi: embed; margin-top: 0in; margin-bottom: 0in;"><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">3+ years' experience building web applications</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Strong React and TypeScript (full-stack)</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Experience with Node.js and SQL/PostgreSQL</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Exposure to AWS, Docker, and CI/CD</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Comfortable working autonomously</li></ul>Why join<ul style="direction: ltr; unicode-bidi: embed; margin-top: 0in; margin-bottom: 0in;" type="disc"><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Greenfield development</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Small team with real ownership</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Modern tech stack</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Strong transport links, parking, and Thameslink access into Central London</li></ul> 2 stage process and fast turnaroundExcellent Benefits (25 days holidays, Healthcare, Pension, Training allowance and including a bonus) Robert Half Limited is in partnership with this client.Important Note:This is a UK based role, Applicants must have full rights to work in the UK. We are unable to consider fully remote, B2B or B2C contractors. APPLY NOW!!!Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/dG9ueS5rb3lyYXR0eS42MTEzNy4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-05-01T05:55:40Z

2nd Line Technician

Hook, Hampshire
remote
Contract
- GBP / Yearly
<h1> 2nd Line IT Support Engineer (Contract)</h1> Contract Length: 3 Months Location: Basingstoke On Site Requirements: Hybrid Full time working Monday to FridayYou'll join a small, proactive team, so a positive attitude, strong communication skills, and the ability to build good customer relationships are essential. Occasional travel to client sites is required.Key Responsibilities<ul><li>Resolve support tickets via phone, email, remote tools and onsite visits</li><li>Maintain secure and compliant end‑user devices</li><li>Manage backups and monitoring tools</li><li>Onboard new customers</li><li>Deliver M365 modern workplace solutions (SharePoint, Teams, Intune, Defender, Entra ID)</li><li>Support infrastructure upgrades</li><li>Build and configure laptops/desktops</li><li>Create and maintain documentation</li></ul> If you are interested in this post please apply ASAP <h1>2nd Line IT Support Engineer (Contract)</h1> Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/c2FtLmJvc2NvbGV5Ljc2MDgxLjEwOTIzQHJoaS5hcGxpdHJhay5jb20.gif">
2026-04-21T11:05:08Z

Incident Management Analyst

London, London
remote
Contract
- GBP / Yearly
Robert Half Technology are assisting a leading financial services (fintech) organisation to recruit several Incident Management Analyst 's on a 6-12 month contract basis - fully remote (UK based)The Incident Management Analyst will ensure medium- and low-severity incidents affecting our fintech platform are promptly and accurately assessed for scale and scope of impacts. You will also ensure affected customers are notified as early as possible about real or potential impacts, engineering leaders are engaged immediately, and incidents are escalated rapidly when warranted, all following a concise playbookRole<ul><li>The Incident Management Analyst will respond to all low- and medium-severity incidents:</li></ul><ol><li>During a typical eight-hour shift, engineers may open two to ten low- or medium-severity incidents in Jira, Slack and PagerDuty. Your phone and/or laptop will alert you immediately to engage via Google Meet, Slack and Jira.</li></ol><ul><li>Follow the response playbook which provides specific steps for all of the following duties.</li><li>Ensure facts are being captured about the incident and response. Today we use Google Gemini to do this - it just has to be activated.</li><li>Ensure the engineering leaders join the response "bridge" meeting. They are reachable via PagerDuty, with escalation schedules there too.</li><li>Ensure engineers provide prompt and accurate assessments of the impacts and risks to customers and the organisations obligations.</li></ul><ol><li>As the engineers troubleshoot the problems and learn new facts, you'll ensure the engineers confirm or update their impact and risk assessment.</li></ol><ul><li>Ensure immediate communication to real or potentially-impacted customers.</li></ul><ol><li>The playbook provides steps to ensure the product support team immediately notifies impacted customers.</li></ol><ul><li>Escalate when appropriate.</li></ul><ol><li>Any delays or changes to the assessment must be rapidly reflected in the incident records and may trigger escalation to the higher-severity incident management team.</li></ol><ul><li>Between incidents, additional tasks may include:</li></ul><ol><li>Verify completeness criteria are met for prior incident records marked ready for review, and close where appropriate.</li><li>Request action on prior incident records that may be late or neglected.</li></ol><ul><li>At the end of each shift, you'll post to Slack a brief summary of the incidents that arose during your shift.</li></ul>Profile<ul><li>The Incident Management Analyst will have proven experience in incident management within a technology or fintech environment.</li><li>Strong discipline to rigorously follow precise instructions.</li><li>Strong communication and interpersonal skills, with the ability to convey technical information to both technical and non-technical audiences.</li><li>Excellent problem-solving and critical-thinking abilities.</li><li>Familiarity with incident management tools (PagerDuty, JIRA, Slack) and methodologies.</li><li>Ability to work effectively in a fast-paced, cross-functional team environment.</li><li>Strong organisational skills with attention to detail.</li><li>Experience in fintech is preferred</li><li>Bachelor's degree or equivalent experience</li></ul>Company<ul><li>UK leading financial services (fintech) organisation with offices in London</li><li>6-12 month contract</li><li>Fully remote - UK based </li></ul>Salary & BenefitsThe salary range/rates of pay is dependent upon your experience, qualifications or training.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/S2F6aW0uSGFzc2FuLjcwNzQ3LjEwOTIzQHJoaS5hcGxpdHJhay5jb20.gif">
2026-05-26T16:11:45Z

C# Front Office Developer- TOP HEDGE FUND!

City of London, London
remote
Permanent
- GBP / Yearly
C# Front Office Developer- TOP HEDGE FUND!Robert Half Limited is representing this client.This is a Permanent role with a high bonusHybrid working -Based in the city and 3 days in the office and 2 days from homeThis isn't a large PM environment, it's for developers who want to build, own, and make an impact.An exceptional opportunity to join a high-performing, boutique systematic investment firm operating at the forefront of global markets.This is a front office role, working directly with traders and researchers in a small, collaborative team where your impact is immediate, visible, and valued.If you're looking to move away from large, siloed environments into a tight-knit, high-calibre team, this offers genuine ownership, autonomy, and the chance to build cutting-edge trading systems from the ground up.This is a front office role working directly with traders and quants on high-performance trading systems across: (Must have experience with ONE of the following asset classes)<ul><li>Cash Equities</li><li>Futures</li><li>FX & FX Forwards </li></ul>Why this role?<ul><li>Small, elite team (no big firm bureaucracy)</li><li>Real ownership & direct impact</li><li>High-volume, fast-paced environment</li><li>Strong engineering culture (C#, Python, SQL, MUST HAVE Azure, CI/CD)</li></ul>Must have:<ul><li>Strong C# experience in financial markets with at least 4+ years' experience</li><li>Exposure to trading systems / OMS / systematic strategies</li><li>Solid academics</li></ul>What You'll Be Doing<ul><li>Designing and building high-performance trading systems alongside traders and quants</li><li>Creating data pipelines to ingest and process large volumes of market data</li><li>Developing monitoring tools and dashboards for live trading environments</li><li>Improving engineering standards through automation, testing, and CI/CD</li><li>Contributing to the evolution of a multi-strategy systematic platform</li></ul> Why Join?<ul><li>Work in a small, elite team (no multi-PM bureaucracy)</li><li>Direct exposure to trading and investment decision-making</li><li>Real ownership - your work goes straight into production</li><li>Highly collaborative, multi-disciplinary ("T-shaped") culture</li><li>Fast-moving, high-impact environment with strong growth plan</li></ul> Interview Process<ul><li>Streamlined and efficient (approx. 2 weeks)</li><li>Technical deep dive with senior technologists</li><li>Focus on real-world problem solving and system design</li></ul> If you want to build, own and make an impact, then APPLY NOW!!!Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/dG9ueS5rb3lyYXR0eS40NDk3MC4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-04-01T08:05:33Z

AWS SRE Lead Engineer

London, London
remote
Contract
500 - 550 GBP / Daily
Site Reliability Engineer Lead (SRE) - AWS | Observability | Incident ManagementRobert Half International (an S&P 500 global staffing provider) is supporting a global consulting firm in sourcing an interim SRE Lead for a major financial services engagement. This role will focus on improving platform reliability, stabilising production environments, and embedding best-in-class SRE practices across a complex, high-availability estate. Assignment Details<ul><li>£500-£550 p/day via PAYE PLUS additional 12.07% daily holiday pay on top. (employer's NI & tax deducted at source - unlike umbrella companies and no umbrella company admin fees)</li><li>Initial 6 month contract</li><li>Hybrid working - 2-3 days per week in the City of London</li><li>Start date: c.2-4 week turnaround with anticipated start date with onboarding paperwork of w/c 01/05</li></ul> Key Responsibilities<ul><li>Lead and improve incident management processes (detection, triage, escalation, resolution)</li><li>Drive major incident response (P1/P0) and post-incident reviews (blameless postmortems)</li><li>Define and implement SRE principles including SLIs, SLOs, SLAs and error budgets</li><li>Build and enhance observability frameworks across metrics, logs and tracing</li><li>Drive automation and reduction of manual toil across operational processes</li><li>Implement runbooks, playbooks and operational readiness standards</li><li>Work closely with engineering, platform and security teams to embed reliability into delivery</li><li>Support the design of resilient, highly available systems (failover, DR, multi-region)</li></ul> Key Skills & Experience<ul><li>Proven experience in SRE, DevOps or Platform Engineering roles within complex environments</li><li>Strong hands-on experience with incident management and production support at scale</li><li>Deep experience with observability tooling (e.g. Prometheus, Grafana, Datadog, ELK, OpenTelemetry)</li><li>Solid experience with AWS cloud environments (EKS/ECS, Lambda, API Gateway, etc.)</li><li>Experience with CI/CD pipelines, automation and Infrastructure as Code (Terraform, Ansible, etc.)</li><li>Strong understanding of system reliability, performance and resilience engineering principles</li><li>Experience working in regulated or high-availability environments (financial services preferred)</li></ul>Nice to Have<ul><li>Experience with chaos engineering or resilience testing</li><li>Exposure to AIOps or intelligent automation frameworks</li><li>Experience transitioning or improving outsourced / offshore support models</li></ul> All candidates will be required to complete standard screening checks including Right to Work, financial background checks and last 5 years referencing.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/Tmljb2xhcy5HZW9yZ2lvdS40MjIzMi4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-04-01T16:49:11Z

React Developer

London, London
remote
Contract
- GBP / Yearly
Robert Half Technology are assisting a global market leading e-commerce organisation to recruit a React Developer on a 6 months contract basis. Hybrid working - London basedAs a React Developer, you will build features that enable the platform to operate globally, supporting localisation, performance, and seamless integration with backend systems.Role<ul><li>The React Developer will be responsible for implementing multi-language UI and localisation frameworks</li><li>Supporting currency display and regional UX behaviour</li><li>Building features across Live and seller platform surfaces</li><li>Integrating with backend services via GraphQL</li><li>Contributing to consistency across web and mobile experiences</li><li>Build and own frontend features end-to-end</li><li>Ensure performance, usability, and responsiveness</li><li>Collaborate closely with backend and product teams</li><li>Contribute to improvements in frontend systems and patterns</li></ul>Profile<ul><li>Strong experience with React and modern web frameworks</li><li>Familiarity with Next.js, Vite, and GraphQL</li><li>Experience building user experiences tied to transactions, pricing, or eCommerce flows is strongly preferred</li><li>The React Developer will be able to work across multiple systems and evolving requirements Code-Writing Contribution Develops production-ready UI features with increasing complexity and ownership.</li></ul>Company<ul><li>Global market leading e-commerce organisation with offices in London</li><li>Hybrid working - London based </li></ul>Salary & BenefitsThe salary range/rates of pay is dependent upon your experience, qualifications or training.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/S2F6aW0uSGFzc2FuLjg4NzUzLjEwOTIzQHJoaS5hcGxpdHJhay5jb20.gif">
2026-04-22T10:14:04Z