376 to 400 of 871 Open Source Jobs in London

Lead Data Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
whole components or subsystems within a team. Development incorporates design, code, test and defect resolution. Focusing on hands-on design and development, using open source and commercial platforms. Defining and enforcing development best practice and coaching team members to ensure consistency. Working with project architects, taking responsibility ...

Lead Software Engineer - Python / AI

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
other business areas. Unix or Linux knowledgeWorking knowledge of continuous integration and deployment processesExperience with project managementFamiliarity with service-oriented platforms and current generation open source frameworksJ.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments ...

Lead Data Engineer

Location
Westminster, West End, United Kingdom
whole components or subsystems within a team. Development incorporates design, code, test and defect resolution. Focusing on hands-on design and development, using open source and commercial platforms. Defining and enforcing development best practice and coaching team members to ensure consistency. Working with project architects, taking responsibility ...

Multi Cloud Transformation Architect

Location
Greater London, England, United Kingdom
solutions at enterprise scale. Innovation in delivery is always at the forefront of our minds, which is why we utilise a variety of cloud, open source and proprietary technologies to achieve the best possible outcome for our clients. We have world class architecture and software engineering communities ...

Lead Software Engineer - Python / AI

Location
Greater London, England, United Kingdom
Unix or Linux knowledge Working knowledge of continuous integration and deployment processes Experience with project management Familiarity with service-oriented platforms and current generation open source frameworks About Us J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world’s most ...

Staff Software Engineer, Inference

Location
Greater London, England, United Kingdom
metrics‐driven engineering. Proven experience owning system‐wide SLIs/SLOs, capacity planning, autoscaling strategies, and mentoring senior and mid‐level engineers. Preferred Direct open‐source or production contributions to modern inference frameworks (e.g., vLLM, Triton, TensorRT‐LLM, Ray Serve, or TorchServe). Deep experience with GPU systems ...

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 recharge Health perks such ...

Technical Account Manager (Customer Solutions Architect) - EMEA North

Location
Greater London, 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 ...

AI Solution Architect Graduate (BytePlus) - 2027 Start

Location
Greater London, England, United Kingdom
related discipline. Hands-on experience building with generative AI models, especially image, video or audio generation, demonstrated through an internship, academic project, portfolio, open-source contribution, startup project or shipped product. Experience taking at least one AI application beyond a simple demo toward production-grade use—for example ...

Data Architect

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
only when needed with programme languages Java, Scala and Python)Experience with Big Data technologies Experience with Microsoft Azure and services Experience with both open source and vendor data platforms. Experience with data architecture, architectural concepts, methodologies and approaches. Experience with microservices architecture Experience of designing for both ...

VP, Senior Backend Developer - Blockchain Infrastructure

Location
Greater London, England, United Kingdom
smart contracts (Solidity). Familiarity with AI‐assisted development workflows: spec‐driven development, code generation tools, MCP, or agent‐based paradigms. Contributions to open‐source projects. Experience with Rust. What We Offer: Competitive base salary and discretionary bonus Hybrid/Flexible Working Arrangements Flexible Time Off (paid ...

Senior Software Engineer II (Full-Stack)

Location
Greater London, England, United Kingdom
dealbreaker if you don't have it yet Experience with infrastructure-as-code (Terraform, CDK, CloudFormation) or serverless architectures Open-source contributions, big or small A strong interest in health or fitness technology Salary and Benefits We’re offering a salary of £85,000-95,000 per year ...

Cloud Advisory Architecture Associate Manager

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
apart: Engineering/Development : Demonstrated experience working close to engineering and teams, ensuring realistic delivery expectations. Developer Repo Contributions : Showcase during interview personal or open-source work, prototypes, accelerators, or reference architectures so that during interview the repo artefacts can be used explain their decisions through architecture diagrams ...

Principal AI Engineer

Location
Greater London, England, United Kingdom
time location/proximity data (Bluetooth/RFID/UWB-based systems) Prior experience in a platform/infrastructure role distinct from product engineering Open-source contributions or public portfolio demonstrating data engineering or AI/agentic work Experience with security compliance frameworks (SOC 2) for AI systems ...

Sr. Software Engineer - Release & Triage

Location
Greater London, England, United Kingdom
combined effectively to support a fast-moving, agile development cycle. The combination of these tools running on cloud infrastructure, coupled with effective use of Open-Source code, allows Sky to deliver features and products against aggressive timelines. What You’ll Do: As a key engineer of the team ...

Technical Operations Engineer, Connected Warfare

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 ...

Data Scientist

Location
Greater London, England, United Kingdom
cloud‐native systems Experience deploying reinforcement learning or adaptive scheduling systems in production Background in capacity planning, forecasting, or resource allocation modeling Contributions to open‐source ML or systems projects Wondering if you’re a good fit? We believe in investing in our people, and value candidates ...

AI Security Engineer

Location
Greater London, England, United Kingdom
Senior AI Platform Engineer and the AI Governance Implementation Lead, conducting security due diligence and risk assessment of AI vendors, platforms, and models — provenance, open‐source components, tenancy and data‐use terms, security advisories — and testing platform updates before rollout. Decide with the Senior AI Platform Engineer ...

Software Engineer

Hiring Organisation
Stanford Black
Location
London, UK
Employment Type
Full-time
Polyglot Software Engineers in the city to join their genuinely bleeding-edge Research and Innovation lab, leveraging the very latest in Opensource and Cloud-Native Tech. They're earmarked to be the number one quant trading firm in the world in the next 5 years. They're currently rewriting their ...

Application Security Engineer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
architectures - Implement application security controls and proactive measures to prevent security incidents - Implement and manage SAST/SCA tooling across application repositories to identify source code risks - Scale automated DAST solutions across applications to maximise testing coverage - Carry out penetration testing on internally developed applications Required Skills/Experience … Experienced in application security focussing on red, blue or purple team activities - Experienced in software development or experience contributing to Open-Source projects - Experienced with DAST tools such as Burp Suite, OWASP Zap or similar - Experience with SAST/SCA tools such as Snyk, Veracode, Checkmarx or similar ...

Python Engineer Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
websites that handle millions of requests per day, presenting high-quality market across the globe. The environment is that of Facebook or Google, relaxed open with time to think and make the right decisions. The atmosphere is calm and relaxed with an open dress code. This … serious money doing something you are passionate about. Development is agile and fast paced. As requirements evolve you will leverage the best of the open source community, sometimes substituting your own solutions where greater performance is needed. You will be encouraged to evangelise and prototype new technologies ...

Staff Platform Engineer

Location
Greater London, England, United Kingdom
Airship”. Airship manages the infrastructure that powers Uswitch and Money.co.uk brands as well as the RVU wide AI initiative. We are committed to Open Source software in order to build services that help millions of customers to save money and make confident decisions. As well as helping … customers, we also give back to the community by open‐sourcing interesting projects that we build that might benefit others. Our goal as a team is to enable our development teams to deliver services quickly, reliably and securely. We do this by running multiple Kubernetes EKS and Fargate clusters ...

Build & Deployment Engineer

Hiring Organisation
Deerfoot Recruitment Solutions Ltd
Location
London, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
London - Hybrid (4 Days on-site, 1 day WFH each week) Inside IR35 Contract Are you a build and deployment engineer who can open up the C# code behind a pipeline and fix it yourself? That combination is exactly what's needed here. You'll join the Platform Engineering … function of one of the world's largest financial groups, owning the on-premises toolchain that takes software from source code to production. GitHub Enterprise, TeamCity, JFrog Artifactory and Xray, and Octopus Deploy, all integrated with ServiceNow change and vulnerability management. In a regulated banking environment, every build ...

Build & Deployment Engineer

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
City of London, London, Coleman Street, United Kingdom
Employment Type
Contract
London - Hybrid (4 Days on-site, 1 day WFH each week) Inside IR35 Contract Are you a build and deployment engineer who can open up the C# code behind a pipeline and fix it yourself? That combination is exactly what's needed here. You'll join the Platform Engineering … function of one of the world's largest financial groups, owning the on-premises toolchain that takes software from source code to production. GitHub Enterprise, TeamCity, JFrog Artifactory and Xray, and Octopus Deploy, all integrated with ServiceNow change and vulnerability management. In a regulated banking environment, every build ...

Software Reliability Engineer

Location
Greater London, England, United Kingdom
integrating appropriate test data, implementing data masking in lower environments Upgrading to supported runtimes (generally Java or NPM). Containerizing applications where feasible. Upgrading open-source libraries to their latest available major versions (e.g., migrating from Spring 2). Upgrading to the latest version of all dependencies, whether … base images or operating system. Implementing processes that allow us seamlessly to stay current Implementing continuous library updates using Renovate. o Introducing best practice source control and branch management o Improving code review processes Ensuring best practice security patterns, secrets management, authentication and authorisation Simplifying and automating application deployment ...