10 jobs found in Hounslow

Data Integration Architect - Active SC, HL7, Healthcare Up to £700 per day - Outside IR35 South / Hybrid 6 months My client is an instantly recognisable consultancy who require a Data Integration Architect with Active SC clearance to join a business-critical programme. Key Responsibilities: Design and lead end‑to‑end data integration architectures across primary, community, and secondary care systems, using API-led, event-driven, and batch patterns. Develop sync management logic (InterSystems/EHR) including validation rules, conflict handling, object equivalence, and required data model extensions. Define non-functional integration design covering audit, logging, monitoring, rate limiting, encryption, authentication, throughput analysis, and reliable delivery. Model, map, and integrate primary care data using healthcare standards (FHIR, HL7, SNOMED CT, dm+d) across GP systems and population health or analytics platforms. Provide delivery leadership-guiding engineering teams,...

Senior Infrastructure Engineer Central London £550 - £650 p/d - outside IR35 3 month initial term A well-established, growing business is seeking an experienced Senior IT Infrastructure Engineer to support both core infrastructure and M&A projects. This is a critical role during a period of ambitious expansion, including multiple acquisitions and integration of new sites. You will ensure seamless IT operations, business continuity and secure, resilient infrastructure across offices and acquired businesses. Key Responsibilities: * Lead the assessment, integration and consolidation of IT environments during mergers and acquisitions * Manage core office and site networks, including LAN/WAN, VPNs, IP addressing and firewall operations (FortiGate)u * Conduct audits of IT infrastructure, cloud environments (Azure, AWS) and enterprise applications (ERP, CRM) * Plan and execute migrations, including tenant-to-tenant Microsoft 365 and Active Directory consolidations *...

Developer-in-Test (SC Cleared) Southend / Reading (Hybrid) 3 Month Rolling Contract £450/day (Outside IR35) Developer-in-Test needed with active SC Security Clearance and Java coding skills. 3 Month Rolling Contract based in either Southend (Essex) or Reading (Hybrid). Hybrid Working - 3-4 days/week remote (WFH), and 1-2 days/week working on-site from the office. Start ASAP in March 2026. A chance to work with a leading global IT and Digital transformation business specialising in Government projects: Developer-in-Test / SDET with strong Java coding + test automation skills. Government / (url removed) projects experience strongly preferred. Test automation tools experience -eg- Selenium, Serenity or Cucumber. Continuous Integration tools -eg- Jenkins, Stash, Hudson, Github. Testing UI and Web Services systems including end-to-end and in isolation using Mocks. Experience with large datasets + appreciation of data isolation in a multi-tenanted SAAS platform...

Data Solution Designer / Architect | Outside IR35 | £550 - £600 | 6 months | Hybrid London We’re seeking a Data Solution Designer / Architect to lead the design and structure of our enterprise‑level data platforms. This role shapes how our data solutions are built end‑to‑end, defining architectural patterns, metadata approaches, lineage standards, and overall solution models. You’ll remain close enough to the technology to ensure all designs can be effectively implemented within Databricks.  Key Responsibilities Create and refine data solution patterns, including metadata‑driven processing, lineage approaches, and platform control frameworks. Define both logical and physical data layer models across Raw, Generic and Business tiers. Lead the development and continuous improvement of platform standards, frameworks, and architectural practices. Offer architectural oversight and design input across several delivery teams. Review, write, and work with Python used throughout platform...

Data Engineer | Outside IR35 | £450 - £500 | 6 months | Hybrid London We’re supporting a company who are looking for a Data Engineer to build and enhance the data processing capabilities within their Databricks environment. You’ll be responsible for developing the code that drives their data pipelines, using Python, Spark, and Databricks Workflows to deliver new platform functionality and ensure efficient execution. Key Responsibilities Develop reliable Python and PySpark code to support data ingestion, transformation, and end‑to‑end processing. Deliver new technical features and components aligned to approved solution designs and business requirements. Enhance, extend, and tune existing data frameworks to support additional use cases and improved performance. Create, manage, and optimise Databricks Workflows, including orchestration logic and operational behaviours. Carry out testing, performance tuning, and provide day‑to‑day operational support for data pipelines. Work...

Senior QA Tester – Performance/Load London (2x per week onsite) SC Cleared £450-£475pd (Outside IR35)   Are you an experienced Senior QA Tester with a passion for performance and load testing? Ready to play a key role in delivering high-impact, secure digital solutions? We’re looking for a SC Cleared Senior QA Tester (Performance/Load) to join a dynamic team working on mission-critical systems.   The Role As a Senior QA Tester, you’ll: Lead performance and load testing strategies Design, develop, and execute automated performance test scripts Analyse system behaviour under stress and identify bottlenecks Collaborate with developers and DevOps teams to optimise system performance Provide clear reporting and actionable insights to stakeholders  What We’re Looking For Proven experience in performance and load testing Strong knowledge of tools such as JMeter, LoadRunner, or similar Experience working within secure/government environments Active SC Clearance (essential) Ability to...

ITAM Technical Consultant/Developer | 6 Months | £350 - £400 | Outside IR35 | Hybrid Bracknell   We're recruiting for an ITAM Technical Consultant/Asset Management Application Developer to join our client on a contract basis. This 6 to 9 month contract is determined as Outside IR35 and requires 3 days per week of onsite work in Bracknell initially (As the contract progresses, this can be reduced to fully remote).   The successful candidate will require previous experience in customising or developing enterprise Asset Management software, with a track record of modifying data models, workflows, and system logic. They should be confident enhancing functionality using SQL and Visual Basic, ensuring tailored, reliable solutions within complex ITAM environments. Experienced customising HP Asset Manager or similar enterprise IT asset management platforms. Proficient in Visual Basic scripting for AM automation and workflow customisation. Strong SQL capability for HP Asset Manager...

Contract AI Systems Architect Duration: 3-6 months IR35 Status: Outside IR35 Location: Fully Remote Working We are partnering with an ambitious start-up venture building a next-generation AI-powered decision intelligence platform for cybersecurity leaders. They are seeking an experienced contract AI Systems Architect to lead the architecture and delivery of a structured, guard railed AI engine designed for enterprise use. This is a high-impact contract role suited to someone who thrives at the intersection of product logic and advanced AI systems design. The successful contract AI architect will oversee the build of the core intelligence system, working directly with the founders. Key Responsibilities Architecture & System Design Define the end-to-end AI pipelines Design structured JSON schemas for inputs and outputs Architect a robust RAG framework (vector database, chunking strategy etc) Design domain and geography-aware retrieval logicAI Orchestration &...

Infrastructure DBA | Outside IR35 | £300 - £375 | 6 months | Hybrid Reading We’re partnered with an innovative company who are scaling their modern EPR platform into a fully cloud‑based SaaS solution. They’re looking for an Infrastructure DBA to own performance, reliability and zero‑downtime delivery across a large, distributed, sharded database estate. What You’ll Be Doing Monitoring and optimising distributed/sharded databases, shard allocations, replication health and overall performance Tuning and maintaining MySQL (replication, VReplication, patching, performance) Managing monitoring & alerting with Prometheus, Grafana and associated tooling Overseeing backups, restores and DR (validations, dry‑runs, ongoing improvements) Reviewing DBA updates, maintaining performance baselines and driving infra optimisation Supporting data migrations, tenant/table loading and clinical dataset onboarding into SaaSWhat You’ll Need Proven experience with large sharded/distributed...

Data Design Lead SAP Global Transformation Luton - Hybrid - outside IR35 - £650 per day As the S/4HANA Data Design Lead for the EPO Data Competency Centre, you will orchestrate the seamless design and deployment activities across a subset of the data design area to ensure an integrated, predictable and transparent delivery. You will work with a dynamic global team of S/4HANA Data Design Leads and Data Design Experts managing the delivery interrelation with a wide set of programme and BAU stakeholders, including Enterprise Process Owner teams, extended Data teams, Deployment colleagues, technical teams, as well as BAU SMEs. You will bring structure, clarity, and programme leadership to complex delivery cycles, by not only establishing and executing robust project management concepts but also steering the data design functions responsible for it by acting as a sparring partner and providing SME experience and good practice direction to the team. This role is your chance to...