Search jobs now Upload your CV Explore how we help job seekers Contract talent Permanent talent Interim management Learn how we work with you Executive search Finance and accounting Technology and IT Risk and compliance Digital, marketing and creative Administrative and office support Legal Human resources Technology Risk, audit and compliance Finance Digital, marketing and customer experience Legal Operations Human resources Salary Guide Towards the C-Suite 2035 Scaling Britain Shaping the future of finance Press room Salary and hiring trends Future of work Flexible working Work-life balance Diversity, equity and inclusion Browse jobs Find your next hire Our locations

29 results for Infrastructure Architect in Witham, Essex

Senior/Lead Full Stack Developer (React / Python) AI Start up!
  • City of London, London
  • remote
  • Permanent
  • 90000 - 110000 GBP / Yearly
  • <p data-start="61" data-end="184"><strong data-end="102" data-start="61">Senior/Lead Hands on Full Stack Developer - React / Python</strong></p><p data-start="61" data-end="184"><br data-end="105" / data-start="102"> London | Hybrid (4days in the office and 1 day from home)</p><p data-start="61" data-end="184"><br data-start="138" / data-end="141"> £110,000+ Equity | Full-Time | Start-up</p><p data-start="186" data-end="361">We're a high-growth start-up building a leading healthcare!</p><p data-start="186" data-end="361"><br data-end="251" data-start="248" /> Looking for a Full Stack developer who loves working across the stack - React on the front end, Python on the back end.</p><p data-start="363" data-end="376"><strong data-end="374" data-start="363">You'll:</strong></p><ul data-end="529" data-start="377"><li data-start="377" data-end="410"><p data-end="410" data-start="379">Build responsive UIs in React</p></li><li data-start="411" data-end="471"><p data-start="413" data-end="471">Develop APIs &amp; services in Python (either Django/Flask/FastAPI)</p></li><li data-start="472" data-end="499"><p data-end="499" data-start="474">Own features end-to-end</p></li><li data-start="500" data-end="529"><p data-start="502" data-end="529">Help shape our tech stack</p></li></ul><p data-start="531" data-end="546"><strong data-end="544" data-start="531">You have:</strong></p><ul data-start="547" data-end="694"><li data-end="579" data-start="547"><p data-start="549" data-end="579">Strong React &amp; Python skills</p></li><li data-start="580" data-end="609"><p data-end="609" data-start="582">API &amp; database experience</p></li><li data-end="650" data-start="610"><p data-start="612" data-end="650">A proactive, problem-solving mindset</p></li><li data-end="694" data-start="651"><p data-end="694" data-start="653">Ideally start-up or scale-up experience</p></li></ul><p data-end="709" data-start="696"><strong data-end="707" data-start="696">Why us?</strong></p><ul data-start="710" data-end="810"><li data-end="737" data-start="710"><p data-end="737" data-start="712">Big impact from day one</p></li><li data-end="775" data-start="738"><p data-end="775" data-start="740">Technical ownership &amp; flexibility</p></li><li data-end="810" data-start="776"><p data-start="778" data-end="810">Career growth + equity options</p></li></ul><p data-start="812" data-end="853">Apply with your CV + GitHub </p><p>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.</p><img src="https://counter.adcourier.com/dG9ueS5rb3lyYXR0eS44ODI5My4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
  • 2025-12-01T14:43:17Z
Lead Developer
  • City of London, London
  • remote
  • Contract
  • 550 - 650 GBP / Daily
  • <p>Robert Half is looking for an <strong>interim Lead Developer</strong> to join one of our global consulting clients, who are expanding due to increased demand and fully utilised FTE capacity. This role will sit within their consulting delivery team, supporting key financial services and banking clients.</p><p>The assignment focuses on designing and building an advanced <strong>model developer environment</strong> for containerised model deployments on <strong>AWS SageMaker</strong>, with GenAI/agentic capabilities embedded into the platform. You will also lead a team of four developers and collaborate closely with data engineering, data science and platform teams.</p><p> </p><p><strong>Assignment Details</strong></p><ul><li><strong>Initial Duration</strong>: 6 months (strong likelihood of extension)</li><li><strong>Location</strong>: Hybrid/<strong>London</strong></li><li><strong>Day Rate</strong>: <strong>£flexible PAYE Day Rate (plus 12.07% holiday pay)</strong> - PAYE with employer's NI &amp; tax deducted at source, unlike umbrella companies and no umbrella admin fees.</li></ul><p> </p><p>This role suits a Lead Developer with deep cloud engineering expertise across Python, containerisation and ML platform build-outs, plus strong leadership capability.</p><p><strong>Key Skills and Experience</strong></p><ul><li><strong>Banking experience is essential</strong></li><li>Strong software engineering background with expert <strong>Python</strong></li><li>Hands-on experience with <strong>GitLab CI/CD</strong></li><li>Extensive <strong>Docker</strong> containerisation &amp; runtime experience</li><li>Strong understanding of <strong>AWS SageMaker</strong> deployments</li><li>Experience building <strong>developer environments</strong> for ML/quant/data-intensive workflows</li><li>Knowledge of monitoring, logging, reporting and test automation</li><li>Proven <strong>team leadership</strong> of small development teams</li><li>Strong understanding of <strong>data ingestion, preprocessing and transformation</strong></li><li>Experience embedding <strong>GenAI or agentic frameworks</strong> is highly desirable</li><li>Familiarity with model lifecycle, versioning and governance</li><li>Exposure to workflow orchestration tools (Kepler / Kepler GenAI / Galileo) a plus</li></ul><p> </p><p><strong>Screening Requirements: </strong>All candidates must complete standard screening (Right to Work, DBS, credit/sanctions, employment verification). This is an excellent opportunity for a Lead Developer to join a high-performing consulting team and play a key role in shaping and delivering a next-generation developer environment for a major UK financial services organisation.</p><p>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.</p><img src="https://counter.adcourier.com/Tmljb2xhcy5HZW9yZ2lvdS4yMzA0NC4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
  • 2025-12-01T14:13:00Z
Head of SOC
  • City of London, London
  • remote
  • Contract
  • 550 - 650 GBP / Daily
  • <p><strong>Head of SOC (Interim) | Capital Markets | Central London (On-site)</strong></p><p> </p><p>Robert Half International (an S&amp;P 500 global staffing provider) is supporting a global consulting firm in sourcing an experienced <strong>Head of SOC (Interim)</strong> to join a <strong>leading capital markets client</strong> during a key period of transition. The role focuses on maintaining and enhancing the client's existing Security Operations Centre, managing the external SOC provider, and ensuring continuity of operations while a permanent structure is established.</p><p> </p><p><strong>Assignment Details</strong></p><ul><li><strong>Initial Duration:</strong> <strong>3-6 months </strong>(with potential extension) <strong>to start ASAP by w/c 24 November</strong></li><li><strong>Location:</strong> On-site minimum 3 days per week in Central London will be requried.</li><li><strong>Day Rate:</strong> <strong>£525-£575 PAYE plus 12.07% holiday pay</strong> PAYE with employer's NI &amp; Tax deducted at source, unlike umbrella companies and no umbrella company admin fees)</li></ul><p> </p><p><strong>Role Overview</strong></p><p>You'll be operating within a compact, high-performing <strong>capital markets environment</strong>, taking full ownership of the SOC function and acting as the internal escalation point for all incident response and forensic activity. Reporting to the Deputy CISO, this role is ideal for a <strong>hands-on SOC leader</strong> who can balance strategic oversight with day-to-day technical execution. You'll manage the external SOC supplier, maintain visibility across tooling and detections, and drive continual improvements in incident management, monitoring, and response.</p><p> </p><p><strong>Key Skills &amp; Experience</strong></p><ul><li><strong>Proven experience leading or managing a SOC function within capital markets, FinTech, or smaller financial services environments.</strong></li><li>Strong technical experience with <strong>CrowdStrike</strong> and <strong>Elastic SIEM</strong>.</li><li>Skilled across the <strong>Microsoft 365 Security Stack</strong> (Defender, Sentinel, Entra).</li><li><strong>Hands-on </strong>capability in <strong>incident response, threat hunting, and digital forensics</strong>.</li><li>Demonstrated experience managing <strong>outsourced SOC providers</strong> and maintaining performance SLAs.</li><li>Strong communication and stakeholder management with senior technology and security leadership.</li></ul><p> </p><p><strong>All candidates must complete standard screening (Right to Work, DBS, credit/sanctions, employment verification).</strong></p><p> </p><p>This is an exciting opportunity for a technically strong, pragmatic SOC leader to play a critical role in maintaining and stabilising cyber operations for one of London's most respected capital markets organisations.</p><p>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.</p><img src="https://counter.adcourier.com/Tmljb2xhcy5HZW9yZ2lvdS41NjA4Ni4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
  • 2025-11-06T12:16:05Z
Python Developer
  • City of London, London
  • remote
  • Permanent
  • 45000 - 56000 GBP / Yearly
  • <p>Robert Half has partnered with a global publishing firm and they are looking to add a Python Developer to their IT team in London.</p><p>This individual will be very commercially focused, working closely with both internal and external stake holders within the business. You will join the IT team of 3 Python Developer in London reporting into the development manager. This role is a hybrid between the traditional Python Developer role and a data engineer.</p><p>This is a great opportunity for someone to continue developing technically and learn lots in the job. They have large investment into the technology function and work on the latest technology.</p><p>Location: London (3 days a week onsite)</p><p>Salary: £45,000 - £55,000</p><p>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.</p><img src="https://counter.adcourier.com/RXJpay5Pc21hbi4yMDQ3OS4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
  • 2025-11-21T16:01:42Z
1