126 to 150 of 161 Open Source Jobs in London

Python Django Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
recruitment, training, retention and organization of development staffPython 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 … experience Django Rest Framework PostgreSQL Celery Ideally APi DevelopmentYou will gain exposure to NumPy, SciPy, pandas, IPython and other Python libraries with ability to source, clean and manipulate large data sets as well as google mapping.You will be joining a progressive and exciting company committed to excellence. They offer ...

Goland Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
recruitment, training, retention and organization of development staffGolang 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 … have to be commercial PostgreSQL Celery Ideally APi DevelopmentYou will gain exposure to NumPy, SciPy, pandas, IPython and other Python libraries with ability to source, clean and manipulate large data sets as well as google mapping.You will be joining a progressive and exciting company committed to excellence. They offer ...

Data Scientist

Hiring Organisation
Faculty
Location
London, UK
Employment Type
Full-time
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 projectsWho 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. A note on AI: we're happy for you to use it for research and interview prep, but please ...

Graduate Programme & Internships – Rolling Intake - London

Hiring Organisation
Circeus
Location
City of London, London, United Kingdom
hire graduates and interns on a rolling basis across our London, Milan and Sarajevo offices. Rather than running a single fixed intake, we open seats as workstreams demand them, which keeps the calibre bar high and the work real from week one. We are recruiting across six tracks: Software … high-growth company Additional languages, particularly Italian or Bosnian, Croatian or Serbian Track record in a competitive environment, technical or otherwise Side projects, open-source contributions or independent research Why Circeus Exposure to a portfolio of software businesses rather than a single product AI applied to real commercial ...

Linux Engineer - Quant Trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
with improving and building a best-in-class platform that powers the complex trading systems. The technology is a mixture of in-house and open-source allowing deep customisation and innovation on every level. My client automates as much as they can because it reduces human error ...

Front-end JavaScript Developer (Angular) - FinTech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
shaping the future of finance and be rewarded accordingly.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 ...

Research Engineer

Hiring Organisation
Cubiq Recruitment
Location
City of London, London, United Kingdom
training frameworks such as Megatron-LM, DeepSpeed or FSDP, GPU performance work, and experience down to the CUDA, Triton or XLA level. Contributions to open-source ML frameworks or research codebases. They genuinely value this. Strong software engineering habits. Clean code, good tests, a focus on performance ...

Visual Development Artist - AI & Generative Tools

Hiring Organisation
Framestore
Location
London, UK
Employment Type
Full-time
into our VFX pipeline.ComfyUI: Node-based generative workflows. Experience here is a strong signal.Nuke: Compositing environment used to build living, production-ready concept imagery.Blender: Open-source 3D widely used for blocking, lighting, and generative AI integration via custom nodes.Unreal/Realtime: Real-time render engines increasingly part ...

Data Analyst

Hiring Organisation
Connect2Hackney
Location
Hackney, London, United Kingdom
Employment Type
Temporary
Salary
£380 - £400/day (umbrella)
Digital Products) to understand business processes, key KPIs, and analytics requirements. Collaborate with Data Engineers and data owners to build trusted, reusable datasets using open-source languages and the Council's analytical data platform. Work within an Agile framework to iteratively deliver insights. Promote data sharing, best practices ...

Staff AI Engineer - AI Transformation

Hiring Organisation
Multiverse Group
Location
London, UK
Employment Type
Full-time
output quality has compliance or accreditation implicationsBackground as a founding engineer or technical co-founderPublished thinking or external contributions in AI engineering (talks, writing, open source)Experience designing platform layers that other teams build onPractical experience with MCP (Model Context Protocol) or equivalent agent integration standardsWhat ...

Technical Sourcer - Frontier AI Scale-Up

Hiring Organisation
Hawkwood
Location
London Area, United Kingdom
world's most exciting Frontier AI companies to hire a Technical Sourcer into their London Talent team Our client is building open-weight frontier AI models for enterprise and public sector use. Their work sits at the intersection of frontier AI, large-scale infrastructure and highly secure enterprise applications … with a mission to make cutting-edge intelligence more open and accessible. The business has raised billions in funding, is backed by some of the world's leading investors, and has assembled an exceptional team of researchers and engineers who have contributed to breakthrough AI systems including AlphaGo ...

Business Analyst

Hiring Organisation
Ncounter Limited
Location
SW11, Latchmere, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day Outside IR35
evaluation • Strong stakeholder management across multidisciplinary teams Experience within the Home Office, National Security, policing or intelligence would be particularly relevant, while exposure to Open Source Intelligence, OSINT, would also be beneficial. We are looking for someone comfortable bringing structure to uncertain requirements, challenging assumptions and turning evidence ...

Technical Product Owner

Hiring Organisation
ENAIBLE TALENT
Location
London Area, United Kingdom
product Product hygiene: security items, execution rigor, operational follow-through Efficiency work: unit economics, cost per run, and reduction levers like database changes and open source model choices What we are looking for Able to write code. This is not negotiable, and it is the thing that earns ...

Full Stack Engineer / Technical Lead B2B SaaS

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
evolution, mentoring more junior engineers and reviewing contributions, raising the technical bar across the team. You'll also guide and manage external contributors and open-source collaboration and act as a key interface with the developer community, incorporating feedback into product direction. Location/WFH: You can work ...

Android Engineer

Hiring Organisation
ASOS
Location
London, UK
Employment Type
Full-time
pieces of work, from the planning phase right through to execution and deliveryYou contribute to the wider Android community, through things like blog posts, open-source projects or giving talksAdditional InformationEmployee discount (hello ASOS discount!) ASOS Develops (personal development opportunities across the business) Employee sample sales 25 days ...

Cyber Threat Lead

Hiring Organisation
Hackajob Ltd
Location
Hounslow, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
intelligence lifecycle Engage collaboratively and pragmatically with BA/IAG stakeholders to undertake cyber threat assessments, supporting cyber control decision making Leverage available and opensource feeds and tools, to track the cyber threats that BA faces and produce finished intelligence products for stakeholders across the organisation Support the Cyber Threat … Lockheed Martin Killchain, Diamond model etc Understanding of aviation, transport, or critical infrastructure threat landscape (Desirable) Experience in tracking adversary infrastructure through open source or Netflow data (Desirable) What we offer: We believe that all the people who work with us should feel valued for the part they ...

Digital Product Owner

Hiring Organisation
C&C Consulting
Location
City of London, London, United Kingdom
delivery experience across digital platforms Background working in an agency environment Experience delivering six-figure, enterprise, or public sector projects Ideally, experience with open-source platforms such as Drupal, Strapi, or Storyblok ✨ If you enjoy working at the intersection of product, design, and technology—and want to play ...

Security Analyst

Hiring Organisation
ASOS
Location
London, UK
Employment Type
Full-time
security operational documents and procedures, managing documents within the department's SharePoint environmentWorking with 3rd party suppliers with travel risk assessments and threat mitigationUtilising Open-Source Intelligence to monitor and react to potential threats to the businessDemonstrate the reduction of loss within your business area, through analysis ...

Quant Developer - Prop trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
with execution experience to join our high profile clients TeamOur 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).The Mid Frequency Trading Team is a fully automated trading team, trading … spend time sharing knowledge with other team members, as well as learning from them, in order to contribute to the team's collaborative and open culture.ResponsibilitiesDesigning, building and maintaining tick-level data pipelinesWork with Quantitative Researchers to productionize and refine execution modelsBuild post-trade analysis tooling to observe performance ...

Data Engineer - Investment Management

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Python Data Developer 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.This is an environment … surrounded by smart people deeply interested in teaching what they know, and in learning from you.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 ...

**Senior Java Engineer - FinTech - Data Analytics - Opensource**

Hiring Organisation
Stanford Black
Location
London, UK
Employment Type
Full-time
moment and is looking for leading minds that think outside the box to tackle some of the most difficult problems. They are promoting an opensource community and encourage their developers to bring in new and fresh ideas and technologies.Required4+ years' experience coding in JavaPassion for opensource technologiesAgile Engineering principles such ...

AWS Cloud Engineer - FinTech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
future IT platforms are designed right, built right and managed in a controlled and secure fashion.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 … related technologiesDetailed knowledge of IT Operations processes and tools appropriate to cloud service deliveryDemonstrable experience in infrastructure and service monitoring solutions, including opensource, ideally ZabbixMy client is based in Central London, this role is Remote but will require Office work 1 day a week. ...

Senior Rust Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Rust Developer to join our high profile clients TeamOur client is a well known global Global Prop Trading firm. They value technology especially the opensource variety as well as scalability and robust performance (much like their track record). They also have a digital asset service operating across the globe.Day … cookies, asset loading, caching, REST, etc)Basic understanding of the financial market, order books and tradingThe 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 ...

TBricks / Itiviti Support Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Support Engineer to join our high profile client. Our client is a well known global High Frequency Trading firm. They value technology especially the opensource variety as well as scalability and robust performance (much like their track record). This is a bleeding edge role as close as it gets … Bachelors degree in a STEM subject • Linux experience • An appetite for delivering solutions to complex problemThe 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 ...

Trade Operations Specialist - HFT

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Trade Operations Analyst to join our high profile client.Our client is a well known global High Frequency Trading firm. They value technology especially the opensource variety as well as scalability and robust performance (much like their track record).This is a bleeding edge role as close as it gets … margin calculations and reporting Experience being point of contact for both internal and external stakeholdersThe 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 ...