Backend Api - 75+ job offers

Looking for a skilled *Software Developer** to design and build scalable, high-performance applications for modern digital platforms. This is a *specialized engineering role** , where you will work on backend systems, APIs, and full-stack applications that support real-time, high-traffic environment

A modern tech firm is seeking a proactive PHP Developer Intern to join their development team in Greater London. This role offers a fantastic opportunity to gain real-world experience in backend and web application development using PHP. Interns will collaborate with experienced developers on live p

**hackajob** is collaborating with *Holland & Barrett** to connect them with exceptional professionals for this role.* Senior Backend Engineer (Java & Golang) Location & working arrangement We offer hybrid working, with occasional presence at one of our Holland & Barrett offices in L

Flowdesk's mission is to build a global financial institution for digital assets, one designed from the ground up for market integrity and efficiency. To achieve this in a rapidly evolving market, we apply a disciplined, first-principles approach to everything we do. This approach is embedded in our

As a Backend/API Engineer on Stripe's Payouts team, you'll build the systems that move money from Stripe to millions of business bank accounts worldwide. You'll design reliable payout APIs, improve speed and accuracy of fund transfers, and work on complex problems at the intersection of engineering

A technology company in Bolton is seeking a .NET Developer. You will design, build, and maintain backend services primarily using C# and .NET Core, working in a hybrid model that encourages personal development. You will collaborate with other developers to deliver scalable applications. The ideal c

A leading technology recruiting firm is seeking a Backend/API Engineer to join the Payouts team, focusing on building systems that facilitate money transfers. The role involves designing reliable payout APIs and improving the speed and accuracy of fund transfers, addressing complex challenges at the

A leading language service provider in the UK is seeking a passionate backend software developer skilled in C# and .NET Core. The role involves designing and maintaining robust backend applications, working with databases like MS SQL Server and MongoDB, and collaborating with cross-functional teams.

A leading financial services provider in Greater London seeks a Java API Developer to join their Digital Asset development team. This role involves designing, developing, and testing RESTful APIs and backend services. Candidates should have hands-on experience with Java, API frameworks, and an under

A growing fintech company is hiring a remote Backend Engineer (PHP) to enhance their investment platform's API. The ideal candidate will have over 3 years of experience with backend systems, particularly in PHP, and be comfortable collaborating within a dynamic engineering team. Responsibilities inc

A modern tech firm is seeking a proactive PHP Developer Intern to join their development team in Greater London. This role offers a fantastic opportunity to gain real-world experience in backend and web application development using PHP. Interns will collaborate with experienced developers on live p

A leading independent video game developer is looking for a Senior Online Developer in Warwick. This role involves building and supporting internal and external web APIs, working primarily on back-end developments. The ideal candidate should have strong skills in NodeJS, JavaScript, and TypeScript,

A leading enterprise software house in Birmingham is seeking a Software Engineer with expertise in API and backend development. The role involves designing and building robust APIs and backend systems using Node.js and C#. Candidates should have over 4 years of experience, strong problem-solving ski

A high-growth SaaS company is seeking a Senior Manager – Cloud Talent Acquisition to lead backend development using PHP/Symfony. The role involves collaborating with diverse teams to deliver efficient solutions and mentoring fellow engineers. Ideal candidates will have experience with TypeScript lan

A leading advertising and communication agency in Greater London is seeking a Software Developer Back End. The role involves designing and operating scalable APIs and data systems on AWS, while leading a team. Ideal candidates should have strong Python and FastAPI skills, along with experience in CI

A leading global consulting firm in the UK is seeking a Senior Java Developer to lead the development of scalable Java-based applications. In this role, you will collaborate with cross-functional teams, mentor junior engineers, and ensure adherence to best coding practices. Required skills include h

A leading financial institution is seeking a Backend API Developer to join their team in Scarborough. The successful candidate will collaborate with a variety of developers, contributing to the bank's flagship mobile app. Responsibilities include refining ticket requirements, implementing design doc

We are seeking an experienced Lead Python Software Engineer. You will lead the technical architecture and delivery , ensuring reliable system synchronisation, improved data consistency, and scalable solutions for an amazing brand.Role & ResponsibilitiesLead the architecture and technical deliver

A leading tech company in Bolton is seeking a Senior Software Engineer to design high-performance PHP applications. The role offers remote-first work, focusing on innovation and collaboration within cross-functional teams. Ideal candidates will have a proven track record in software engineering and

Who We Are: Alpaca is a US-headquartered self-clearing broker-dealer and brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more. Our recent Series D funding round brought our total investment to over $320 million, fueling our ambitious vision.Who We Are: Alp