Overview As Senior Engineering Manager for Global Billing, Payments & API, you will lead two domains within GBPA to shape the core billing platform used by major energy retailers. You will own both technical and product strategy across doma...Read More>>.

Overview In this Backend Engineer role you will help build and scale the foundational infrastructure of an AI-native enterprise platform. You will own critical systems that enable AI workloads to run reliably at enterprise scale, collaborat...Read More>>.

Overview As a Senior Backend Software Engineer in the Fulfilment team, you will help build and scale our saving and rewards programs for a global audience. You’ll work with TypeScript, NestJS and Node.js to deliver secure and performant w...Read More>>.

Atarus, a developer infrastructure company backed by enterprise funding, is hiring senior and staff backend engineers into their core team. You will own key backend components, shape the roadmap, and contribute to an API- and SDK-driven developer...Read More>>.

Wave Talent Limited is partnering with a Series A developer infrastructure startup to hire a Senior / Staff Backend Engineer. The role focuses on building scalable, secure, open-source infrastructure handling vast workloads, with millions to billi...Read More>>.

London Stock Exchange seeks a Senior Lead Scala Engineer to deliver a critical market-infrastructure service on the Equities platform. You will design and maintain scalable backend services in Scala, with a focus on AWS cloud-native development....Read More>>.

SchemeServe is seeking a Principal Backend Engineer to elevate backend engineering across SchemeServe. You’ll be one of the most technically experienced engineers in the organisation and the CTO’s primary technical partner for backend engineer...Read More>>.

Who We Are: Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital as...Read More>>.

VP, Senior Backend Developer - Blockchain InfrastructureLondon, EnglandWho We Are:Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that r...Read More>>.

JPMorgan Chase invites applications for a Lead Software Engineer within the International Consumer Bank in the UK. You will drive end-to-end cloud-native microservices projects, focusing on scalable, secure solutions and rapid, reliable releases....Read More>>.

TRG Screen is seeking a Senior Software Engineer, Full Stack (C# .NET) based in Belfast, Northern Ireland. You will design, develop, and evolve backend services and frontend applications across our enterprise product suite, blending new feature wo...Read More>>.

Altium Limited is seeking a Senior Staff Full-Stack Software Engineer to lead the Development Center initiative. You will architect and implement scalable front-end and back-end services using Vue.js, Next.js or React.js with C#, Python and Golang...Read More>>.

M-KOPA Mobility is seeking a Senior Backend Engineer to help scale our growing e-mobility platform. This 12-month fixed-term contract focuses on building robust event-driven microservices in C#/.NET on Azure to power riders and entrepreneurs acros...Read More>>.

Speechify is seeking a backend-focused engineer to design, build, and own APIs behind payments, subscriptions, auth, and analytics, supporting millions of users across platforms.The ideal candidate has proven TS/Node backend experience, clo...Read More>>.

Senior Backend Developer - Node.js (Fully Remote, Worldwide) The Original Bitcoin Exchange Inspired by Bitcoin's vision of financial freedom, we are committed to empowering individuals to transact and connect seamlessly across t...Read More>>.

Scope AT Limited is seeking an experienced Solution Architect to join a major UK Government digital transformation programme. This long-term, high-profile initiative offers remote work and a chance to influence nationwide architecture decisions ac...Read More>>.

Expect to work with a high-velocity, event-driven stack on AWS with Kafka, PostgreSQL and Redis. Rust is explored for performance, and AI tooling is gaining momentum across engineering. #J-18808-Ljbffr...Read More>>.

Why this seat existsThe API is the product. Heracles clinicians already see live LeanShield scores through it, and gyms, employers and insurers are queueing for their dashboards. Your job is to scale what's working into the infrastructure...Read More>>.

At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity — it’s about finding where you truly belong, no matter where you are. From day one, you’re...Read More>>.

BrightBox Group is seeking a QA Engineer to support a back-end modernization initiative with a focus on external interfaces and common components. The role is remote, with an ASAP start and a fixed end date in late 2026, plus potential extension....Read More>>.

M-KOPA Mobility is seeking a Senior Backend Engineer to scale our growing e-mobility platform. You will develop event-driven microservices in C#/.NET, deployed to Azure, with Kubernetes and Docker, ensuring robust production readiness and observab...Read More>>.

Join M-KOPA Mobility as a Senior Backend Engineer to scale our e-mobility platform. This is an initial 12-month Fixed Term Contract with potential extension or transition to permanent role.Build event-driven microservices powering riders an...Read More>>.

RMG is partnering with an insurtech specialist to build cloud-native backend services in a fully remote UK role. You will own scalable APIs and data pipelines using Node.js and TypeScript to power underwriting and mobile apps.You will colla...Read More>>.

The Business Connection Group is seeking a Senior Backend Software Engineer for a UK remote role. You will join a highly technical core systems team, leading projects from design to launch and working alongside top engineers to build scalable infr...Read More>>.

Senior C# Engineer - .NET, Blazor, Kafka, API, C#Senior C# Engineer - .NET, Blazor, Kafka, API, C#1 week ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.This range i...Read More>>.

The Business Connection Group is seeking a Senior Backend Software Engineer to join a remote UK-based team building high-performance connectivity infrastructure. You will design, implement and optimise core backend systems, working with a top-tier...Read More>>.

affirm is seeking a Senior Software Engineer, Backend (Identity International) to own backend systems for global identity checks, primarily working remotely from the UK. You will shape quarterly technical direction, translate goals into concrete p...Read More>>.

Matchtech seeks a Perl Developer to join its permanent Data Services team. The role focuses on building and maintaining applications that retrieve, process and deliver data from thousands of global financial sources into a reliable service pipelin...Read More>>.

Elsevier is seeking a Quality Test Engineer III to drive automation-first testing across APIs and backend services. You will work with engineers and tech leads to ensure reliable, scalable systems and contribute to contract testing and CI/CD integ...Read More>>.

Version 1 in the UK is seeking a motivated Java Developer to join a dynamic delivery team. You will design and build enterprise Java applications, APIs, and integration components within Azure-based projects for major clients.Working in an...Read More>>.

Igbaffiliate is searching for a Data Engineer (Integration) to join their Data Platform team remotely throughout Europe. The role involves building, maintaining, and scaling integrations between external platforms and internal systems, reporting d...Read More>>.

Alpheratz LLC is seeking a Cloud Integration Developer to design, develop, and operate system-to-system interfaces, data flows, and APIs across cloud and on-prem environments. You will work closely with internal teams and customers to implement sc...Read More>>.

Search-Select LTD is seeking a Software Engineer for a 12-month fixed-term contract to help deliver strategic digital initiatives. The role spans designing, building and supporting business-critical applications using Microsoft technologies (Azure...Read More>>.

SianTech is seeking a motivated Junior Python/Node.js Developer to help us build APIs, automations, integrations, AI tools, and modern digital products. You will contribute to backend services and collaborate with a small team in a fast-paced envi...Read More>>.

The Portfolio Group is seeking a QA Tester with a focus on automation in Lancashire, United Kingdom. You will design and implement automated tests for UI and backend, maintain regression suites, and expand coverage, while collaborating with develo...Read More>>.

Virgin Active is recruiting a QA Tester to join the Digital & Technology Transformation Team. This permanent, full-time role involves testing mobile, web and backend platforms, building automated tests, and ensuring quality across API and UI workf...Read More>>.

Data Intellect Limited is seeking a Python backend developer to build bespoke solutions for clients in Belfast. You will liaise with clients on architecture and design, deliver high-quality software, and work within cross-functional teams to imple...Read More>>.

Department for Work and Pensions is seeking an experienced Java Engineer to join the Software Engineer team in the Debt Services unit and help modernise public services for millions of people.You will work in multi-disciplinary Agile delive...Read More>>.

Palo Alto Networks is seeking a highly motivated graduate to join our intensive training bootcamp and transition into a core R&D role. You will work on backend development using Python and C++, gaining exposure to modern cloud ecosystems and AI-as...Read More>>.

Kryptos Technologies Limited is seeking a versatile QA / Applications Test Engineer with a strong background in testing .NET applications, web, API, and legacy enterprise software. You will design, implement and execute comprehensive manual and au...Read More>>.

Accountable is the new standard for real-time financial verification that allows institutions to prove assets and liabilities privately. Built for both traditional and crypto-native markets, the platform enables counterparties to demonstrate finan...Read More>>.

Bank of England is seeking an Assurance Manager (Tech) for the RTGS - CORE, Technology Directorate. This permanent, full‑time role can be based in Leeds or London, with a strong emphasis on hands‑on automation engineering and leading a team of...Read More>>.

Engineering Graduate Programme (Backend)Programme start date: September 2027Do you have a passion for technology? Do you want to make a difference, delivering software used by some of the biggest companies in the world? Do you l...Read More>>.

API Microelectronics Ltd. in Great Yarmouth seeks an IT Support Technician to provide remote and onsite support up to 3rd line across desktops, laptops, and local infrastructure.You will manage Active Directory and Microsoft 365/Azure servi...Read More>>.