Average salary: £70,445 /yearly

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  • £76k - £101k per annumEstimated
     ...their teammates. About the team You will work on the team that is responsible for the backend services that power grok.com and our API. Our team is currently based primarily in London with a small but growing number of engineers located in Palo Alto. We focus on writing... 
    Suggested
    On-site
    Work from home
    5 days/week

    xAI

    London
    more than 2 months ago
  • £66k - £85k per annumEstimated
     ...This role sits at the intersection of core Java engineering and developer experience. You'll write high-quality production Java, but you'll...  ...Bonus: experience with eCommerce, pricing, or high-throughput API systems. Our vision at Tesco is to become every customer's favourite... 
    Suggested
    Full-time
    Part-time
    On-site
    Remote

    Tesco

    London
    a month ago
  • £47k - £62k per annumEstimated
     ...Join the team behind Price Service -a mission-critical API powering pricing and promotions across all of Tesco's channels. From tills to websites and everything in between, our work touches the lives of over 28 million UK shoppers every week , with global reach on the horizon... 
    Suggested
    Full-time
    Part-time
    On-site
    Remote

    Tesco

    Welwyn Garden City, Hertfordshire
    a month ago
  • £104k - £130k per annum

     ...,000 per year Requirements: We are looking for a Senior Java Developer with 8 to 15 years of experience. We require strong experience...  ...technologies. We help scale a mission-critical pricing and promotions API used by over 28 million UK customers each week. We collaborate... 
    Suggested
    Daily pay
    Full-time
    On-site
    Immediate start
    5 days/week

    Salt

    South East London
    16 hours agonew
  •  ...Contract Algo Trading Java Developer - eTrading, low latency, Java APIs, Multithreading, FIX Our Investment Banking client is looking for an Algo trading Java developer to join the team to work on new initiatives and support for business critical algorithmic trading engines... 
    Suggested
    Hybrid working
    London
    9 days ago
  • £65k per annum

     ...C# API Developer £65,000 Plus Bonus Home work and flex work encouraged Quant Capital is urgently looking for a C# .NET Developer to join our high profile client. Our client is the world leader in Market data management systems, with clients globally such... 
    Suggested
    Work from home

    Quant Capital

    London
    more than 2 months ago
  • £81k - £109k per annumEstimated
     ...engineering leadership to contribute to an agile team dedicated to developing, enhancing, and delivering trusted, market-leading technology...  ...Your technical leadership will be crucial in implementing top-tier API management platform solutions and guiding the team toward integration... 
    Suggested
    Long-term contract

    JPMorgan Chase & Co.

    London
    a month ago
  • $200k per annum

     ...capable of through live sessions led by subject-matter experts. Developers attend a 60-90 minute session every week or two, learning...  ...Event-Driven Architecture Domain-Driven Design REST API Design Security (e.g. OWASP top 10) Leadership, Communication... 
    Suggested
    Remote job
    Hourly pay
    Live-in
    Flexible hours

    Skiller Whale

    Remote
    more than 2 months ago
  • £50k - £60k per annum

     ...per year Requirements: Strong experience as a Senior or Lead Developer Proven ability to build scalable, data-driven applications...  ...backend services using Node.js and/or .NET (C#) Design and implement APIs (RESTful and GraphQL) Work with SQL and NoSQL databases (SQL... 
    Suggested
    Full-time
    Hybrid working
    Flexible hours

    Mploy Group

    Norwich, Norfolk
    14 days ago
  • £35k - £45k per annum

    Job Description C# .NET, ASP.NET, MVC, WebForms, SQL Server, Developer This rapidly growing company that is based near to Milton Keynes...  ...: Microsoft .Net Framework / C# ASP.NET – WebForms, MVC, Web API Entity Framework SQL Server – Ability to design and modify... 
    Suggested
    Permanent

    Dynamic Nation

    Northamptonshire
    more than 2 months ago
  • £60k per annum

     ...technical solutions to non-technical audiences Experience of SOAP APIs Commercial experience within the insurance sector would be...  ...Responsibilities: Join our new and expanding low code development team Develop apps and technical solutions for the firm Collaborate with... 
    Suggested
    Remote job
    Full-time

    DGH Recruitment

    Remote
    2 days ago
  • £40k per annum

     ...Liquid Marketing Mobile Shopify Web UX UI Design API More: We are a medical device and innovative AI company supporting an e-commerce brand with a full-time permanent Shopify Developer role based in Cambridge, Cambridgeshire. This is a hybrid position... 
    Suggested
    Permanent
    Full-time
    Hybrid working
    On-site

    Bluetree Recruits

    London
    9 days ago
  • £49k - £63k per annumEstimated
    Tesco UK •  Welwyn Garden City •  Hybrid •  Full-Time •  Permanent •  Working hours 36•  Apply by 29-Jun-2026
    Suggested
    Permanent
    Full-time
    Hybrid working
    Welwyn Garden City, Hertfordshire
    a month ago
  • £63k - £103k per annum

     ...PHP, TypeScript, or JavaScript. We require experience coaching developers within Agile frameworks, ensuring quality and timely delivery....  ...comply with the Digital by Default service standard. We implement APIs for internal and external use. We develop solutions that put... 
    Suggested
    Permanent
    Full-time
    Part-time
    Apprenticeship
    Hybrid working
    Flexible hours

    Driver & Vehicle Standards Agency

    Bridge, Nottinghamshire
    17 days ago
  • £64k - £85k per annumEstimated
    Tesco UK •  London •  Hybrid •  Full-Time •  Permanent •  Working hours 36•  Apply by 01-Aug-2026
    Suggested
    Permanent
    Full-time
    Hybrid working
    London
    a month ago
  • Company: SCOPE AT LIMITED Job Type: Contract

    SCOPE AT LIMITED

    London
    a month ago
  • £40k - £70k per annum

     ...exposure to React and TypeScript. We have an understanding of APIs and system integrations. We have experience using Git and modern...  ..., and customer journey optimisation. Responsibilities: We develop bespoke front-end functionality and reusable components. We... 
    Full-time

    Tank Recruitment

    Plymouth, Devon
    8 days ago
  •  ...Job Summary: We are seeking a skilled and detail-oriented APEX Developer to join our development team. The ideal candidate will be responsible...  ...(UAT). Integrate APEX applications with external systems using APIs, web services, and data connectors. Optimize application... 

    First Recruitment Group

    United Kingdom
    more than 2 months ago
  •  ...Management. Key Responsibilities ~Design end-to-end architectures using Backbase (DBS, Journey Engine, Identity & Entitlements) ~Define API-first, micro-frontend, and cloud-native solutions aligned to security and compliance ~Lead delivery of wealth journeys (onboarding,... 
    Hybrid working

    Savant Recruitment

    Central London
    a month ago
  • £48k - £63k per annumEstimated
     ...We are looking for a strong Vue / Nuxt Developer to help build and maintain the frontend of multiple digital brands within a shared, scalable...  ..., shared logic, and brand-specific configurations Integrate APIs cleanly and maintain stable frontend contracts Implement responsive... 
    Full-time

    Circa Logica Group

    Remote
    7 days ago
  • £40.8k - £47.4k per annum

     ...is exciting for everyone in our business. We are looking for a  Developer to join our team. Our eCommerce websites and apps have grown...  ...sound understanding of how our apps interact with backend services, API integrations and deeplinking variations. Support Continuous... 
    Long-term contract
    Full-time
    Apprenticeship
    Hybrid working
    Flexible hours
    Leicester
    more than 2 months ago
  • £40k - £70k per annum

     ...,000 per year Requirements: Proven experience designing and developing frontend applications using TypeScript. Strong proficiency with...  ...product stakeholders. Understanding of backend concepts and APIs, including REST APIs and GraphQL schema design (additional skill... 
    Full-time
    Flexible hours

    Teksystems

    Bristol
    17 days ago
  •  ...experience integrating with enterprise systems using REST, SOAP, APIs, OAuth, and SQL. We require good knowledge of relational databases...  ...and mobile applications using OutSystems Service Studio. We develop workflow orchestration, process automation, and data models.... 

    Coltech Recruitment

    London
    3 days ago
  • £14.4k - £15.6k per annum

     ...: Strong experience in Identity & Access Management (IAM) and API engineering Experience with cloud-native application development...  ...on identity orchestration and lifecycle automation We will develop secure REST APIs and microservices We will build and support pub... 
    Long-term contract
    Hybrid working
    On-site

    GCS

    London
    12 days ago
  • £50k per annum

     ...Senior Front Office Developer – HFT Senior Software Engineer, Quant trading – Python, RUST, C++ London (Hybrid) £150,000-2000,000 + £50k+...  ...Proficiency in inter-process messaging, micro-service architectures, and API design. Familiarity with Functional Programming and Immutable... 
    Hybrid working

    Quant Capital

    London
    more than 2 months ago
  • £67k - £89k per annumEstimated
     ...across the AWS stack using Java, Python, and modern front-end frameworks Design, develop, and manage relational and NoSQL databases to support regulatory and operational needs Create APIs using REST and GraphQL patterns, integrating with serverless and managed AWS... 
    Long-term contract

    JPMorgan Chase & Co.

    Glasgow
    1 day ago
  • €195k per annum

     ...Rust Developer Trading Remote Up to €195,000 Plus Stock Options and bonus Quant Capital is urgently looking for a Rust Developer...  ...external tools to support trading activities Integrating the APIs of cryptocurrency exchanges, banks and brokers Setup and... 
    Remote

    Quant Capital

    London
    more than 2 months ago
  • £500 - £550 per day

    Senior .NET Developer – Contract (Inside IR35) Location : Remote /Hybrid but must be easily able to commute to Cardiff area as required....  ...Responsibilities Develop and maintain robust backend services and APIs using .NET technologies Contribute to solution design and... 
    Hybrid working
    Remote

    Gerrard White

    Cardiff
    11 days ago
  • £40k - £53k per annumEstimated
     ...your time designing, building and scaling the backend services and APIs that power EMMA. This is a hands-on engineering role where you...  ...system that is growing fast. WHAT YOU WILL DO Architect, develop and optimise scalable, secure backend services using Node.js, TypeScript... 
    Full-time
    Hybrid working
    Remote
    Flexible hours

    QuantumLoopAI

    London
    more than 2 months ago
  • £40k - £51k per annumEstimated
     ...other tech - all in one place. We’re looking for a Senior .NET Developer, to be a core part of one our cross functional teams. Each of our...  ...shaping our service‑driven architecture, working with .NET Core, APIs and MySQL, and making sure everything we deliver is clean, secure... 

    AO

    Stockport, Greater Manchester
    a month ago