1,101 to 1,125 of 2,218 Open Source Jobs in the UK

Junior Machine Learning Engineer

Location
Greater London, England, United Kingdom
building your experimentation skills alongside others We'd love to hear from you if you have A good working knowledge of Python, including open-source data libraries such as Pandas, NumPy or Scikit-learn A background in Computer Science, Mathematics, Statistics or a similar quantitative discipline, whether through ...

Lead Site Reliability Engineer

Hiring Organisation
Hackajob Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
blameless postmortems for high-availability services Deep understanding of distributed system design principles, networking (TCP/IP, DNS, load balancing), Linux internals. Contributions to open-source observability or telemetry projects. Experience working with agent control planes and management protocols. Hands-on knowledge of OpAMP is highly desirable. ABOUT ...

Senior Consultant, Digital Forensics and Incident Response

Location
Greater London, England, United Kingdom
data wrangling for log analysis Familiarity with forensic software tools such as EnCase, Nuix, Axiom, Blackbag and forensic hardware tools. Familiarity with open source tools and leveraging commercial tools for forensic use. Established track record for performing forensic collections, involvement in incident response and digital investigations alongside maintaining ...

Sr. Forward Deployed AI Engineer (Remote Eligible in the UK)

Hiring Organisation
Smartsheet
Location
London, UK
Employment Type
Full-time
Technical founder background. Databricks, AWS Bedrock, or Temporal experience. Deep domain knowledge in healthcare, financial services, or government. Agent framework contributions (Strands SDK, LangChain, open-source MCP servers).Proficiency in German/French language will be an added advantageFamiliarity of AI governance, ethics, and regulatory requirements (e.g. GDPR ...

Product Engineer (AI Agent Management)

Location
Harrow, England, United Kingdom
follow through Value collaboration, openness, and continuous improvement Bonus points if you’ve worked with APIs, cloud-native platforms, AI-enabled systems, or open source, but curiosity matters most. Life at Gravitee At Gravitee, we invest in humans, not just roles. You’ll Get Competitive medical coverage Pension ...

Software Development Specialist

Location
Greater London, England, United Kingdom
innovative solutions for the transformation of Vodafone towards the Digital Telco. Work with state-of-the art CI/CD tools, agile infrastructure, and open-source software. As a member of the Vodafone Network Operations Data Science & Software Development department your main focus will be to build scalable ...

Senior Microsoft Security Engineer (XDR, IRM, Deception Engineering)

Location
Greater London, England, United Kingdom
deception strategy, detection coverage, residual risk, and security improvements to senior stakeholders. Qualifications What you’ll bring: Required Skills & Experience: Hands‐on experience with: Open‐source and commercial deception/honeypot platforms (e.g., Thinkst Canary, T‐Pot, Cowrie, OpenCanary, Zscaler Deception) Advanced KQL for detection engineering and threat ...

Staff Data Engineer

Location
Belfast, Northern Ireland, United Kingdom
Computer Science or related discipline. 7+ years experience designing and building robust, scalable, distributed data systems and pipelines, using open source and public cloud technologies. Strong experience with data orchestration tools: e.g. Apache Airflow, Dagster. Experience with big data storage and processing technologies: e.g. DBT, Spark, SQL, Athena ...

Senior AI Engineer — Reasoning & Decision Systems

Location
Greater London, England, United Kingdom
data.Data governance and security in regulated environments.Temporal data, knowledge graphs or semantic modelling.Model adaptation, fine-tuning or feedback-driven improvement.Contributions to applied research or open-source engineering. #J-18808-Ljbffr ...

Senior Software Engineer - London

Hiring Organisation
Perk
Location
London, UK
Employment Type
Full-time
suiteExperience working with high-performing, Agile development teamsPeople who like to build stuff (we really like people who maintain/contribute to open source projects)What do we offer? Competitive compensation including equity in the companyGenerous vacation days so you can rest and rechargeHealth perks such as private ...

Sr. Network Engineer - Data Center and Cloud (Hybrid, London)

Location
Greater London, England, United Kingdom
/GCP/OCI/Azure (Professional) Certifications Hyperscaler/CSP background (AWS, GCP, MSFT, OCI or similar) OpenStack/SONiC/Whitebox, FRR, open source network infrastructure experience AI/GPU cluster networking fabrics (RDMA, RoCE, InfiniBand) UK Government, G-Cloud, or Sovereign cloud experience Benefits ...

VP, Head of Data Science

Location
Greater London, England, United Kingdom
that supports their use. This helps build trust in our tools, why they work and shows how they can be applied. We build on open‐source AI software, including LiteLLM and OpenWebUI, to maximise the internal value of AI and build durable institutional capability. Reliability, cost control, observability ...

Senior Software Engineer - Edinburgh

Hiring Organisation
Perk
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
suiteExperience working with high-performing, Agile development teamsPeople who like to build stuff (we really like people who maintain/contribute to open source projects)What do we offer ð A competitive compensation package, including equity options in Perk;ð 25 days annual leave plus bank holidays ...

Sr. Network Engineer - Data Center and Cloud (Hybrid, London)

Hiring Organisation
CrowdStrike
Location
London, UK
Employment Type
Full-time
/GCP/OCI/Azure (Professional) CertificationsHyperscaler/CSP background (AWS, GCP, MSFT, OCI or similar) OpenStack/SONiC/Whitebox, FRR, open source network infrastructure experienceAI/GPU cluster networking fabrics (RDMA, RoCE, InfiniBand)UK Government, G-Cloud, or Sovereign cloud experience#LI-GO1Benefits of Working ...

Principal AI Engineer

Location
Greater London, England, United Kingdom
embedding models Experience with model serving frameworks (vLLM, TensorRT, Ray) Experience with A/B testing and experimentation frameworks for AI features Contributions to open‐source ML projects or research publications Experience with model observability tools (LangSmith, W& B;, MLflow) Our Commitment to Diversity, Equity, Inclusionand Belonging (DEIB ...

Security Operations Analyst, UK

Hiring Organisation
Anduril Industries
Location
London, UK
Employment Type
Full-time
third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. This third-party service provider does not act as a consumer reporting agency. Use of this provider helps ...

Sr. Software Engineer, Cloud Detection (Hybrid, London)

Hiring Organisation
CrowdStrike
Location
London, UK
Employment Type
Full-time
Proven experience utilizing AI technologies to enhance decision-making, streamline workflows and processes, improve efficiency and drive business outcomes. Bonus Points: Contributions to the open-source community (GitHub, Stack Overflow, blogging)Existing exposure to Go or C++, Scala, AWS, Cassandra, Kafka, Elasticsearch...Prior experience in the cybersecurity or intelligence ...

AI Engineers

Location
Greater London, England, United Kingdom
agent frameworks. Experience with Azure or AWS, containers, on-premise deployments, multi-tenant systems, privacy controls or audit logging. Experience with embeddings, fine-tuning, open-source models or applied research when these are the right tools for a product problem. Perks and Benefits Benefits include private medical insurance ...

Remote C++ Software Engineer

Hiring Organisation
Reactive Markets
Location
London, UK
platform means being there when it matters. What You'll Work On Modern C++20 and Go on Linux — a modern software stack based on open source Cloud-native infrastructure on AWS with colocation in key data centres Microsecond-level latency optimisation and high-throughput messaging Market-data ...

Senior Sales Engineer

Location
Greater London, England, United Kingdom
vertical industry experience, especially in Financial Services, Retail, Travel, Transport & Leisure or Public Sector* ## Active engagement in the technical or developer community (e.g., open-source contributions, technical blogging, or community mentorship).* ## Proven track record of designing reusable implementation guides, integration playbooks, or localization toolkits ...

Remote C++ Software Engineer

Hiring Organisation
grabjobs
Location
Maidstone, Kent, UK
platform means being there when it matters. What You'll Work On Modern C++20 and Go on Linux — a modern software stack based on open source Cloud-native infrastructure on AWS with colocation in key data centres Microsecond-level latency optimisation and high-throughput messaging Market-data ...

Remote C++ Software Engineer

Hiring Organisation
grabjobs
Location
Leven, Fife, UK
platform means being there when it matters. What You'll Work On Modern C++20 and Go on Linux — a modern software stack based on open source Cloud-native infrastructure on AWS with colocation in key data centres Microsecond-level latency optimisation and high-throughput messaging Market-data ...

Remote C++ Software Engineer

Hiring Organisation
grabjobs
Location
Atherstone, Warwickshire, UK
platform means being there when it matters. What You'll Work On Modern C++20 and Go on Linux — a modern software stack based on open source Cloud-native infrastructure on AWS with colocation in key data centres Microsecond-level latency optimisation and high-throughput messaging Market-data ...

Remote C++ Software Engineer

Hiring Organisation
grabjobs
Location
Norwich, Norfolk, UK
platform means being there when it matters. What You'll Work On Modern C++20 and Go on Linux — a modern software stack based on open source Cloud-native infrastructure on AWS with colocation in key data centres Microsecond-level latency optimisation and high-throughput messaging Market-data ...

Remote C++ Software Engineer

Hiring Organisation
grabjobs
Location
Crewe, Cheshire, UK
platform means being there when it matters. What You'll Work On Modern C++20 and Go on Linux — a modern software stack based on open source Cloud-native infrastructure on AWS with colocation in key data centres Microsecond-level latency optimisation and high-throughput messaging Market-data ...