26 to 50 of 94 Open Source Jobs in London

Professional Services DevOps Engineer

Hiring Organisation
Walsh Employment
Location
Central London, London, United Kingdom
Employment Type
Permanent
premise and cloud-based environments Exposure to software architecture and system design would be advantageous A strong learning mindset and genuine interest in open-source technologies A consistent and credible career record , demonstrating progression and commitment within relevant organisations Role & Responsibilities As a Professional Services DevOps Engineer ...

Senior Site Reliability Engineer

Hiring Organisation
Realm
Location
City of London, London, United Kingdom
Hands-on experience with data centre or bare-metal infrastructure Knowledge of high-performance networking technologies Experience managing large-scale storage systems (commercial or open-source) Compensation & Benefits Competitive salary and equity package Retirement or pension contributions aligned with local standards Health coverage including medical, dental, and vision ...

Kubernetes Linux AIOps Engineer – Elite Quant Hedge Fund

Hiring Organisation
Winston Fox
Location
London Area, United Kingdom
write high quality Automation/scripts from scratch. Configuration Management Tools (Ansible/Puppet/Kapitan/Terraform....) Observability: Experience within the modern open-source ecosystem (ELK, OpenTelemetry, LGTM stack, Prometheus, Grafana, Loki...) CI/CD and GitLab/GitOps : working with Development teams. A track-record ...

Founding Research Engineer

Hiring Organisation
60x
Location
Greater London, England, United Kingdom
role You'll work on the research-grade core of AI Brain alongside the CTO (exited robotics founder) and the senior engineering team. The open problems on the desk: 1. Dynamic ontology generation The graph schema is generated, not authored. Structure emerges from the business logic of the data … with analytical insight pre-computed and stored rather than recomputed on every query. Open work: Hierarchical ontology, moving from a flat conceptual space to one with inheritance, without breaking source provenance Per-tenant configuration that a forward-deployed engineer can tune without touching the runtime The eval question ...

Senior AWS Data Engineer - SC Cleared

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £450 per day
robust data pipelines for ingestion, processing, and transformation Implement and maintain ETL/ELT workflows feeding data warehouses, data lakes, or lakehouse platforms Leverage open-source and AWS-native tools to deliver scalable data solutions Apply DevOps practices , including CI/CD and automation Ensure solutions align with … solutions Experience working in Agile (Scrum) delivery environments Strong communication and stakeholder-management skills Proactive, collaborative, and delivery-focused mindset Desirable Skills Knowledge of open table formats (Iceberg, Delta) Experience with additional AWS services (CloudWatch, SNS, Athena, DynamoDB, EMR, Kinesis) Data modelling Job scheduling and orchestration tools Data virtualisation ...

Forensic Data Analytics Manager

Hiring Organisation
KPMG UK
Location
London Area, United Kingdom
role The role will involve leading a team deploying forensic analytics (including testing routines across structured data and LLM-enabled unstructured, structured and open-source data analysis) over large datasets to help our clients solve their most complex fraud, misconduct and integrity matters. This role requires a deep … need to do is apply, create a profile, upload your CV and begin to make your mark with KPMG. Our Locations: We are open to talk to Forensic talent across the country but our core hubs for this role are: Birmingham London Canary Wharf Manchester With 20 sites across ...

Cloud Engineer

Hiring Organisation
X4 Technology
Location
London Area, United Kingdom
highly scalable, cloud-native platforms in secure environments. This is a great opportunity to work on mission-critical systems, leveraging modern DevOps, automation, and open-source technologies. Cloud Engineer – Key Responsibilities Automating infrastructure and application deployments in secure AWS environments Building and maintaining CI/CD pipelines ...

Head of Sales

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
secure, and innovate across cloud, data platforms, and AI by blending practical engineering expertise with real-world experience. Drawing on our background in creating open source projects like Terranetes and our self‐service agentic developer platform, Wayfinder, we bring that industry know‐how and expertise into your organisation … launch of Wayfinder as an agentic developer platform. The right candidate will have a strong services background and understand how to use product to open and expand those relationships. This is a player‐coach role, with both a personal new business contribution and accountability for the team’s collective ...

SOC Engineer - 6 Month FTC

Hiring Organisation
Precise Placements
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£65,000 - £80,000 per annum
propose improvements to ingestion pipelines, parsing rules, correlation logic, and storage management. Implement automation and orchestration components (SOAR) to streamline incident response activities. Log Source Onboarding & Integration Identify, prioritise, and onboard new log sources from cloud, on-prem, network, endpoint, identity, and application platforms. Develop and maintain custom parsers … colleagues at all levels and project a solid, professional attitude consistently. Nice to have Data Loss Prevention Secure Remote Access solutions Network Security solutions Open Source and Cyber Threat Intelligence Suitable experience working with the market leading technology vendor product suites Experience in software-defined and cloud services ...

Principal Software Engineer - AI and Innovation

Hiring Organisation
Morson Edge
Location
London, United Kingdom
Employment Type
Permanent
guiding technical teams to deliver Desirable Experience DevOps practices and CI/CD pipelines Secure-by-design development and security best practices Contributions to open-source projects ...

Senior Software Engineer

Hiring Organisation
Burns Sheehan
Location
City of London, London, United Kingdom
performance, reliability and availability are key considerations. Experience working on software infrastructure or building Cloud native software using Kubernetes Understanding of systems design and Open Source components. If you have knowledge of building virtual machines - Virtual servers, virtual networking or network programming - that's a plus... but definitely ...

Senior Data Scientist

Hiring Organisation
Anson McCade
Location
London Area, United Kingdom
with stakeholders to ensure feasibility and impact Mentor and support other data scientists across project teams Contribute to the wider data science community via open-source projects, public speaking, or technical training Collaborate with software engineers, product teams, and designers to inform secure, deployable AI solutions Key Skills ...

Software Engineer

Hiring Organisation
CoCo Global Ltd
Location
City of London, London, United Kingdom
documentation - that the team will scale from What We're Looking For: Practical full-stack experience - whether through work, a bootcamp, side projects, or open source Genuine curiosity about AI-native development: you've played with LLMs, AI coding tools, or AI APIs in your own time ...

DevOps

Hiring Organisation
Apache Associates
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
thrives in high-performance environments and is passionate about scalability, resilience, and secure systems design. Key Responsibilities Develop and customise DevOps tools, leveraging open-source technologies and programming languages such as Java, Python, and/or Go Manage, optimise, and secure diverse data stores, including object storage, inverted ...

Data Architect

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Scala, or Python where required Experience working with big data technologies and distributed systems Strong knowledge of cloud platforms (Azure preferred) Experience across both open-source and enterprise data platforms Strong understanding of data modelling and architectural methodologies Experience with microservices architecture and REST-based systems Ability ...

Machine Learning Engineer - Generative AI

Hiring Organisation
LIT8
Location
City of London, London, United Kingdom
NeurIPS, CVPR, ICML, ICLR, SIGGRAPH, ECCV). Experience integrating ML models into production pipelines (e.g., graphics, AR/VR, simulation systems). Contributions to open-source projects or collaboration with research labs. Key Responsibilities Develop and optimize state-of-the-art generative AI systems (diffusion, transformer-based models ...

AI Software Engineer

Hiring Organisation
numi
Location
City of London, London, United Kingdom
evaluation methodologies. Production Observability: Experience with monitoring and telemetry tooling to debug complex, multi-step AI agents in production. Community Presence: Active contribution to open-source AI projects or a technical footprint demonstrating thought leadership in the AI engineering space. ...

Global Banking & Markets - Trading Systems Support Engineer - Associate/Vice President - London

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
provide liquidity and execution services for institutional clients around the world, two important revenue drivers for the firm. In Futures Engineering we use both open-source industry standard and internal proprietary technologies to build cutting‐edge platforms for pricing, execution, and control over each of these millions ...

Infrastructure Security Engineer

Hiring Organisation
Blockchain.com
Location
London Area, United Kingdom
Benchmarks, NIST, SOC2, ISO 27001, PCI DSS) and how to operationalize them. Hands-on experience with building and maintaining a SIEM comprised of open-source and hosted components Experience securing consumer-facing web and iOS/Android applications Experience designing policies and administering Vault & other Hashicorp products. Experience ...

Lead Software Engineer

Hiring Organisation
Burns Sheehan
Location
City of London, London, United Kingdom
solving ambiguous and complex challenges. Experience working on software infrastructure or building Cloud native software using Kubernetes. Understanding of systems design and Open Source components. If you have knowledge of building virtual machines - Virtual servers, virtual networking or network programming - that's a plus... but definitely not needed ...

Application Engineer III - Java

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Permanent
Salary
£85,000
takes: Experience in Test Driven Development and strong knowledge of Java (17 or higher), Spring Boot, Spring MVC, RESTFul API implementation, GraphQL, and open-source frameworks Experience in software development using cloud technologies (AWS preferred) Knowledge of build/deployment/testing/logging/monitoring tools ...

Bio Machine Learning Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
London Area, United Kingdom
tools (e.g. FASTQ, BAM, variant calling) Knowledge of protein structure modelling or drug discovery workflows Exposure to MLOps, deployment, and production systems Publications or open-source contributions in relevant domains Why Join Them Opportunity to work on genuinely impactful problems in healthcare and life sciences Early-stage equity ...

LLM Engineer

Hiring Organisation
Ultralytics
Location
City of London, London, United Kingdom
plus local holidays. Flexible Hours: Tailor your working hours to suit your productivity. Tech: Engage with cutting-edge AI projects and contribute to leading open-source software. Gear: Brand-new Apple MacBook and Apple Display provided. Team: Become part of a supportive and passionate team environment. ...

Mid-Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK)

Hiring Organisation
Transreport
Location
City of London, London, United Kingdom
Experience working with mobile applications (React Native/Kotlin/Swift). Experience working in regulated industries or multi-client B2B systems. Contributions to open-source Ruby projects or technical blogging. Benefits Private healthcare after your probation (including children) Hybrid working model 25 days holiday Volunteering Leave Free ...

Vice President, AI Deployment & Strategy (UK, Italy, France or Germany)

Hiring Organisation
SaxeCap
Location
London Area, United Kingdom
worked on a live deal, you know what this feels like. Builder DNA. You don't just recommend, you build. Side projects, open-source contributions, 0-to-1 products, or intrapreneurial ventures all signal the instinct we're looking for. Structured synthesis at scale. You can process massive ...