Average salary: £68,375 /yearly

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  • £53k - £73k per annumEstimated
     ...Goland Developer Times Fastest Growing Quant Capital is urgently looking for a Golang Developer to join our high profile client in...  ...paced. As requirements evolve you will leverage the best of the open source community, sometimes substituting your own solutions where greater... 
    Suggested

    Quant Capital

    London
    18 days ago
  • £83k - £112k per annumEstimated
     ...single points of failure, using scalable architectural patterns. Develop secure code so that our customers and ourselves are protected...  ...platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We... 
    Suggested
    Long-term contract
    On-site

    JPMorgan Chase & Co.

    London
    more than 2 months ago
  • £70k per annum

     ...Tech: HTML5 CSS3 JavaScript Angular / React Challenge: Develop Greenfield systems and increase functionality for existing high transaction...  ...be prototyping a new feature for the product, working on an open source project, data integration, or learning a new skill. •... 
    Suggested
    On-site

    Quant Capital

    London
    18 days ago
  • £40k per annum

     ...Front-End Developer up to £40K + 10% bonus Quant Capital is urgently looking for a junior to mid-level Front-End Developer...  ...building a new unrivalled platform and application using cutting edge open source technologies. As a Front-End Developer you will creating... 
    Suggested

    Quant Capital

    London
    18 days ago
  • £60k per annum

     ...Front-End Developer (up to £60K) Quant Capital is urgently looking for a mid-level right the way to senior level Front-End Developer...  ...a new unrivalled platform and application using cutting edge open source technologies. As a Front-End Developer you will creating... 
    Suggested
    Permanent

    Quant Capital

    London
    18 days ago
  •  ...scientists from CERN we have dedicated ourselves to providing free and open-source technology to millions worldwide ensuring access to privacy...  ...a Front-end Engineer at Proton you will play a crucial role in developing Protons most vital services and serving over 100 million users... 
    Suggested
    Full-time
    On-site
    Immediate start
    Work from home
    Worldwide
    Flexible hours

    Proton

    London
    17 days ago
  •  ...companies has now redefined how businesses source and manage their entire contingent...  ...treated as learning opportunities and one where developers own their code all the way through to production...  ...we like to meet once a week. We are still open to remote-only developers, provided you... 
    Suggested
    Long-term contract
    Full-time
    For contractors
    Freelance
    On-site
    Remote
    Probationary period

    YunoJuno

    London
    21 days ago
  • £60k - £83k per annumEstimated
     ...single points of failure, using scalable architectural patterns. Develop secure code so that our customers and ourselves are protected...  ...platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We... 
    Suggested
    Long-term contract
    On-site

    JPMorgan Chase & Co.

    London
    more than 2 months ago
  • £64k - £88k per annumEstimated
     ...We are looking for an experienced SAP Source-to-Pay (S2P) Lead to drive complex global S...  ...Migration of S2P Objects (E.g. Contracts Open PO Purchase Info Records) ~ Strong leadership...  ...minds from around the globe to develop and implement game-changing solutions that... 
    Suggested
    Full-time
    Contract
    Remote

    Fusion Consulting

    London
    a month ago
  • £40k - £54k per annumEstimated
     ...right here at Sky. Sky News is looking for a Newsroom Front-end Developer to join our newsroom team, where technology and storytelling...  ...advanced analysis of satellite images, social media and other open-source information. Through multimedia storytelling we aim to better explain... 
    Suggested
    Fixed-term contract
    Hybrid working
    On-site
    Work from home

    Sky

    Isleworth, Greater London
    7 days ago
  •  ...practices. Candidate Profile Experience: ~5 years professional coding, with a strong portfolio of shipped projects (startups, open source, or commercial). Mindset: Hungry, ambitious, thrive in high-intensity environments, comfortable wearing multiple hats. Claude... 
    Suggested

    Arena Entertainment

    London
    25 days ago
  •  ...they're now looking for a rockstar, jack of all trades backend developer to help to build the next generation of the apps that enables the...  ...An interest in financial markets and investment Passion for open-source technology and engaging with the wider technology community... 
    Suggested

    Bluestorm Recruitment by Dazzle

    London
    8 days ago
  • £60k - £82k per annumEstimated
     ...scientists from CERN we have dedicated ourselves to providing free and open-source technology to millions worldwide ensuring access to privacy...  ...understanding of SQL Solid understanding of including both developing and consuming Web-based APIs Proven capability in... 
    Suggested
    On-site
    Work from home
    Worldwide
    Flexible hours

    Proton

    London
    6 days ago
  • £90k - £122k per annumEstimated
     ...Development, Application Development, Tooling & Infrastructure, Developer Experience, and Incubation & Acceleration across three key...  ...in this ever-evolving space. Our Technology Tezos is an open-source platform known for its flexibility, security, and self-amendment... 
    Suggested
    Hybrid working
    On-site
    Work from home
    Flexible hours

    Trilitech

    London
    more than 2 months ago
  • £58k - £79k per annumEstimated
     ...strategy and mentorship. Key Responsibilities Architect and develop AI-powered backend systems including LLM-based applications...  ...ensuring scalability reliability and security. Contribute to open-source initiatives technical blogs and developer community engagement... 
    Suggested
    Full-time
    Remote

    BGB Group

    London
    a month ago
  • £60k - £82k per annumEstimated
     ...DeFi wallet platform expanding support for multiple networks Develop and integrate APIs from new and existing services to our...  ...multiple blockchains and internal services Work extensively with open source technologies (Docker Kafka PostgreSQL) Ensure security is at... 
    Long-term contract
    Full-time
    Temporary
    Apprenticeship
    Hybrid working
    Worldwide

    Blockchain.com

    London
    a month ago
  • £67k - £90k per annumEstimated
     ...hit big milestones by taking lots of smaller steps. We’re always open to helping our team mates, sharing our ideas, experience and knowledge...  ...DB Neptune DB Terraform Docker AWS Fargate Event Sourcing Perks of the job Flexible working :Spend 3 days a week... 
    Holiday work
    On-site
    Flexible hours
    Night shift
    3 days/week

    Marshmallow

    London
    more than 2 months ago
  • $35k - $50k per annum

     ...driven by customer success. _ We're seeking talented frontend developers to join one of our three scrum teams. You'll play a pivotal...  ...development stages Nice-to-haves: ●      Personal projects (blogs, open-source contributions, freelance work) ●      Experience with Angular... 
    Freelance
    Hybrid working
    On-site
    Remote
    Work from home
    Home office
    Flexible hours

    SeedLegals

    London
    more than 2 months ago
  • £50k - £68k per annumEstimated
     ...other way around. We thrive on working in the open lifting each other up and getting things...  ...this Role like As a Senior Front-End Developer at Topsort youll be responsible for...  ...side rendering (SSR). Contributions to open-source projects or development of high-traffic web... 
    Full-time
    Part-time
    Remote
    Worldwide

    Topsort

    London
    a month ago
  • £60k - £75k per annum

     ...Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also...  ...tools: Maven, Gradle, Ant Familiar with source control systems, such as GIT, including...  ...have skills: AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti... 
    Holiday work
    Work from home
    Flexible hours
    Shift work

    Zaizi

    London
    a month ago
  •  ...Chatbot Team at Propelix , where you'll be at the forefront of developing a platform that empowers businesses to create, deploy, and...  ...LLM experience, CI/CD knowledge, React Native proficiency, and open-source contributions! Ready to help build the future of conversational... 
    Remote job
    Full-time
    Local area

    Jerry

    London
    more than 2 months ago
  •  ...is the centerpiece of our brand the public source of truth about Intercoms products and the...  ...performant experiences across web and mobile. Develop backend logic and APIs manage data flows...  ...days per week. We have a radically open and accepting culture at Intercom. We... 
    Full-time
    Hybrid working
    On-site
    Local area
    Work from home
    Flexible hours
    3 days/week
    Weekday work

    Intercom

    London
    a month ago
  •  ...intelligence service, which works by collating open data on public contracts and expenditure...  ..., Tussell has become the market’s trusted source by being data-first with our competitive...  ...-how. Backend Development Design, develop, and maintain robust APIs and backend services... 
    Long-term contract
    Holiday work
    Summer work
    Hybrid working
    On-site
    1 day/week

    Tussell

    London
    a month ago
  • £74k - £100k per annumEstimated
     ...talented Senior Full Stack Engineer to join forces with us in developing the next generation of Blockdaemon secure cross-chain services....  ...role drives global standards, makes valuable contributions to open-source initiatives, and develops institutional-grade solutions, as well... 
    Remote job

    Blockdaemon

    London
    more than 2 months ago
  • £150k - £200k per annum

     ...0 + bonus Quant Capital is urgently looking for a Crypto FPGA Developer to join our high profile clients Team Our client is a well known...  ...The environment is that of Facebook or Google, relaxed open with time to think and make the right decisions. The atmosphere is... 
    Remote

    Quant Capital

    London
    more than 2 months ago
  • £51k - £69k per annumEstimated
     ...As our front-end developer, you will be responsible for building the ‘client-side’ of our web applications. You should be able to translate...  ...and a decentralized future You are contributing to the open-source community You feel comfortable working in a startup environment... 
    Full-time
    Remote

    stakefish

    London
    11 days ago
  • £51k - £69k per annumEstimated
     ...Your influential mission. You will... Develop our Sportsbook product and related applications. Implement new features and maintain...  ...or Unix systems. Demonstrate an interest in Python and open-source technologies. Are able to learn on the job and show an aptitude... 
    Odd job
    Full-time
    Remote

    Playtech

    London
    a month ago
  • £63k - £82k per annumEstimated
     ...end engineer working on the App, your primary purpose will be to develop backend domain software applying modern best practices to...  ...the Telegraph Engineering brand through public channels such as open-source communities, blogs and meetups. Essential Skills Have... 
    Long-term contract
    Flexible hours
    Rotating shifts

    The Telegraph

    London
    more than 2 months ago
  • £58k - £78k per annumEstimated
     ...frontend performance metrics. Experience with automated testing (Jest, Cypress, PHPUnit, etc.). CI/CD or DevOps knowledge. Open-source contributions or personal projects. Why Join us Work on a platform with global impact—we’re on a mission to create one... 
    Full-time
    Freelance

    Freelancer.com

    London
    a month ago
  • £47k - £64k per annumEstimated
     ...enhance our product. From the latest LLMs to our dedication to open source communities youll work with a dynamic range of technologies and...  ...by joining one of the following themes: Data Preparation : Develop tools for data integration transformation and cataloging as well... 
    Full-time
    Hybrid working
    On-site
    Remote
    Flexible hours

    Dataiku

    London
    9 days ago