501 to 525 of 851 Open Source Jobs in London

Contract Senior Java Engineer- Outside IR35

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Senior Java Engineer to join our high profile client. Our client is a well known Systematic Trading Hedge Fund. They like technology especially the opensource variety as well as scalability and robust performance (much like their track record). They currently run around 2 billion in liquid capital. The business ...

Java Technical Architect - Spring, Hibernate, SQL, Web Get Banking

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
applications. You will be working with major funds and smaller banks creating proprietary trading applications so we are looking for bright entrepreneurial coders with opensource skills not just a few ticks in boxes. We expect candidates to be true technologists happy to show off their skills and evangelize. ...

Trading Application Support Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Application Support Engineer to join a high-profile client. Our client is a well known global Prop Trading firm. They value technology especially the opensource variety as well as scalability and robust performance (much like their track record). They use technology to gain a bleeding edge advantage. You will ...

Global Payroll Manager

Location
Greater London, England, United Kingdom
meet colleagues, with Priority Pass for lounge access About Canonical Canonical is a pioneering tech firm at the forefront of the global move to open source. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. ...

Senior Linux Open Source Sustaining Engineer (Remote)

Location
Greater London, England, United Kingdom
Canonical is seeking a Software Engineer, Sustaining Engineering for a remote role with teams across time zones. The job involves addressing Linux-based infrastructure issues, contributing to OpenStack, Kubernetes, Ceph, and upstream projects, and collaborating ...

Campus AI Researcher, PhD/Postdoc (Full-Time)

Location
Greater London, England, United Kingdom
Campus AI Researcher, PhD/Postdoc (Full-Time) Full-time AI research role for PhD/postdoc candidates working on open-ended ML research, model design, tooling, and infrastructure from concept to production. For PhD and postdoctoral researchers working on open-ended machine-learning problems from research through … production. What Jump looks for Strong publications at venues such as ICML, ICLR, AAAI, NeurIPS, UAI, or KDD, and/or meaningful open-source AI research contributions. Strong machine-learning background, including modern deep learning and/or language-model architectures such as transformers and state-space models. ...

Member of Technical Staff (Post Training)

Location
Greater London, England, United Kingdom
About the role We’re looking for Members of Technical Staff to lead work on post-training state-of-the‐art foundation models for open-ended agentic capabilities in scientific research. You’ll be involved at every level of the post-training pipeline: sourcing and creating data, building autocurricula … algorithms to post-train models that autonomously perform state-of-the‐art research. Build the autocurricula, judges, harnesses and eval pipelines that turn open-ended research tasks into reliable reward signal. Run large-scale experiments on state-of-the‐art hardware and analyse experiments to determine the next hypotheses ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
people with the following attributes: Exceptional ability. Whether in work, school, side projects, or elsewhere, you will have demonstrated exceptional ability. We are open minded about the exact form this takes. Some examples we look for: You have played a key role in an early stage startup You have … hackathons, math, or physics competitions You have an impressive side project, like a popular blog or open source library. Excellent communication. In speech and writing. Conscientiousness. You want to do good work, regardless of oversight. You are excited to have freedom to work without too much process ...

Operations Engineer

Location
Greater London, England, United Kingdom
Wintel hardware Knowledge of network stacks, protocols and technologies. Demonstrative competency in scripting with Powershell and/or Python Experience with Enterprise and open source monitoring tools such as Splunk or New Relic Experience of working with CI/CD tooling such as GitHub, Bitbucket, Harness, Kubernetes, Terraform … Experience of working both independently and collaboratively in a fast paced, demanding IT environment with a strong focus on business outcomes. Comfortable with collaboration, open communication and reaching across functional borders. Any experience in the financial services industry is also a plus. Morningstar's hybrid work environment gives ...

Frontend HTML5 Developer- Slough

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
team can spend 10% of their time working on personal projects. That might be prototyping a new feature for the product, working on an open source project, data integration, or learning a new skill. Develop new features for our rich internet application, with consideration for ease … with new ideas and discussing specifications with senior staff, including technical architecture, patterns and technology strategyThe 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 ...

Frontend Javascript Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
continuous integration environment. Only then do they write code. To deliver quickly 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 and through doing so you will … structured career path. You can also expect an excellent salary and benefits package. 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 is a role ...

Senior Full-Stack Engineer

Location
Greater London, England, United Kingdom
rewrite as we move from Flutter to React. Make sensible build-versus‐buy decisions; we build only what creates differentiated value for Perci and source the rest. Own the testing of your own work, and contribute beyond your core discipline. We are a small team, so everyone picks … your own methods for unblocking yourself where there is a lack of clarity rather than waiting for someone else to provide it. You are open to experimentation, including working in ways you have not worked before. It is quite reasonable to expect that some of what we try will ...

Linux Security and Systems Engineer - Startup FinTech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
continuous integration environment. Only then do they write code. To deliver quickly 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 and through doing so you will … structured career path. You can also expect an excellent salary and benefits package. 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 is a role ...

Developer Experience Engineer New London

Location
Greater London, England, United Kingdom
make you stand out: Experience with inference serving stacks (vLLM, SGLang, TensorRT-LLM, Triton). A track record of contributing to or maintaining open source developer tools and ML ecosystem projects Experience writing technical documentation and developer education content. How We Work Ownership and autonomy — you'll have … stack collaboration — hardware, software, silicon, and modelling teams work closely together Hybrid working: 3 days onsite (London or Bristol), 2 days remote — we're open to discussing flexibility where it works for the role A team-first mindset — the best idea gets shipped, regardless of where it comes from ...

Senior Software Engineer (Rust)

Location
Greater London, England, United Kingdom
need to meet all of the following, but they would be valuable: Professional experience with Rust . Contributions to, or meaningful involvement with, open-source software . Experience in defence, national security, aerospace, or another mission‐critical technical environment. Previous forward‐deployed, field engineering, or customer‐facing engineering … understand the broader system. Reliability and software quality are shared responsibilities across the team. The company operates a hybrid/remote model and is open to candidates based in the UK or EU . The team meets regularly in person, and engineers travel to customer sites when deployments ...

Software Engineer III

Location
Greater London, England, United Kingdom
area and a willingness to learn goes a long way. Preferred Qualifications Previous experience in early-stage or high-growth startup environments Contributions to open-source projects or technical communities Experience with real-money transaction systems and regulatory compliance Background in improving engineering productivity Interest in learning … them, we still encourage you to apply! Please note that visa sponsorship is not available for this position. We are open to fully remote candidates based in the United Kingdom. Remote employees may also be eligible for a home office setup stipend. Interested in building your career at Fanatics ...

Site Reliability Engineer, London

Location
Greater London, England, United Kingdom
network traffic management — our responsibilities are both broad and deep. ASE runs the majority of its systems on Linux. We run a mix of open source, vendor licensed, and internally developed tools to perform functions such as system configuration management, provisioning, software deployment, logging, and monitoring. … ownership and integrity demonstrated through clear communication and collaboration with a deep systems and infrastructure knowledge Advanced knowledge and hands‐on experience with source code and artifact management systems, CI/CD infrastructure (GitHub, Artifactory, Jenkins) Automation advocate - you truly believe in removing operation load with software Understanding ...

Data Scientist

Location
Greater London, England, United Kingdom
highest standards of code, rigour, and delivery quality (IC leadership) Contributing to Faculty's thought leadership and reputation through teaching, public speaking, or open-source projects Who we're looking for: You have proven experience in a professional data science or quantitative academic role, underpinned by high mathematical … bring some key strengths, please don't hesitate in applying as you might be right for this role, or other roles. We are open to conversations about part-time hours. #J-18808-Ljbffr ...

Enterprise Account Executive - UK Public Sector

Location
Greater London, England, United Kingdom
national and departmental priorities, procurement frameworks, and how public-sector technology decisions are funded, approved, and implemented. Sales experience in cloud software, data platforms, open-source technology, Data and AI, or a related enterprise technology market. Experience selling usage-based or consumption-based models and co-selling with … ability, political affiliation, race, religion, sexual orientation, socio-economic status, veteran status, and other protected characteristics. Compliance If access to export-controlled technology or source code is required for performance of job duties, it is within Employer's discretion whether to apply for a U.S. government license for such ...

Senior Consultant | Cybersecurity - Incident Response

Hiring Organisation
FTI Consulting
Location
London, UK
Employment Type
Full-time
integral part of a focused team where you can make a real impact. You'll be surrounded by an open, collaborative culture that embraces diversity, recognition, professional development and, most importantly, you. Are you ready to make your impact? About The Role We help clients solve complex cyber security … Need to SucceedAnalytical ability - The applicant should have experience identifying red flags, validating sources, and making judgment calls about the completeness and accuracy of open-source information. The applicant will be responsible for developing investigative plans and strategies for engagements and producing creative solutions to challenging research problems. ...

Senior Rust Engineer - Proton Drive

Location
Greater London, England, United Kingdom
meaningful work with exceptionally high-caliber people, this is it. Join us and do work you can truly be proud of. Check our open-source projects here ! The team: We are looking for an experienced Rust Engineer to join the Proton Drive team. Drive Foundation is the backbone … race, ethnicity, gender, age, sexual orientation, physical ability, or socio-economic background, feel valued and empowered. We strive to create equal opportunities, promote open dialogue, and support continuous learning to ensure every voice is heard and respected. If you need any extra support or reasonable adjustments during the hiring ...

Senior Gen AI ML Engineer for Image & Video Lenses

Location
Greater London, England, United Kingdom
/flow matching models. You will collaborate with Product, Software Engineering, Lens Content and Data Science teams to prototype and productionize models, while evaluating open-source GenAI models to stay ahead in the market. #J-18808-Ljbffr ...

Senior Platform Engineer — Kubernetes Operators (Go/Python)

Location
Greater London, England, United Kingdom
ideal candidate has strong programming skills, experience with Kubernetes internals, and a degree in Computer Science or Engineering. This role emphasizes collaboration and open-source contributions in an innovative environment. #J-18808-Ljbffr ...

Senior Azure GenAI Architect for Production-Ready Solutions

Location
City Of London, England, United Kingdom
Avanade is seeking a senior, client-facing AI architect to take Generative AI solutions to production on Azure and open-source platforms. You will own technical choices, lead client discovery, and ensure governance, safety, and lifecycle thinking across delivery from RFI to SOW. Strong Azure expertise and executive ...

Senior Software Engineer – Property-Based Testing (London)

Location
Greater London, England, United Kingdom
team. Candidates should be comfortable working with AI assistance and maintaining quality in software development. This job is a fantastic opportunity to contribute to open source and work on cutting-edge technology. #J-18808-Ljbffr ...