7 of 7 Contract Open Source Jobs in London

Senior Cloud Engineer - SC Cleared

Hiring Organisation
VIQU IT
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day
Google Cloud, and needs someone to own the ground it runs on. GKE, infrastructure as code, CI/CD and observability, on a deliberately open-source stack with no managed-service shortcuts. You run it yourself rather than consuming managed equivalents. The interesting part is the topology ...

Full Stack Engineer - Contract - Long Term

Hiring Organisation
VIQU IT
Location
London, United Kingdom
Employment Type
Contract
RKE2 or OpenShift. Data at scale. Spark, Trino, Parquet, Iceberg or similar columnar and distributed query tooling. GPU workloads and serving models on-premise. Open source contributions or a portfolio worth a look. Mentoring engineers or leading a small delivery team. DV clearance, or eligibility for it. Interested ...

Senior AI Engineer

Hiring Organisation
MarkIT Placements
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £700 to £900 per day
. Secure-by-design development principles, including ISO 27001, NIST or OWASP. Experience within defence, national security or other highly regulated environments. Contributions to open-source AI/ML projects. Security Clearance Due to the nature of the work, applicants must be eligible to obtain UK security clearance ...

Kong API Gateway Specialist

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 per day
teams. Facilitate governance reviews, architecture discussions, and design workshops. Required Skills & Experience Technical Skills Strong hands-on experience with Kong API Gateway (Enterprise or Open Source). Extensive experience in API management and governance. Strong understanding of RESTful APIs, OpenAPI Specifications (Swagger), and API design best practices. Experience ...

Security Detection Engineer

Hiring Organisation
McCabe & Barton
Location
London, United Kingdom
Employment Type
Contract
mindset (AI-assisted security, emerging threats) Independent operator (self-directed in ambiguous environment) Datadog OR Sentinel experience (or very strong hands-on SIEM background) Open-source and modern tech stack comfortable Snowflake and/or data platform security exposure valuable ...

Agentic Forward Deployed Engineer

Hiring Organisation
Salt
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £600 per day
wider Claude ecosystem . OpenAI and GPT-based technologies . AWS Bedrock . Google Gemini and associated AI technologies . Enterprise use of open-source large language models . Agentic development frameworks and tooling . AI-assisted software engineering environments . Prompt and context engineering . API-driven ...

Head of Technical Architecture (G6)

Hiring Organisation
SUMMER-BROWNING ASSOCIATES LIMITED
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £1 per day
space, ensuring the right technology solutions meet outcomes for our users Strong software development and application architecture experience, with good knowledge of cloud technologies, open-source technologies, testing An understanding of how to influence, manage and challenge complex stakeholder relationships and communicate with both technical and non-technical ...