Ripple is building infrastructure that moves money globally. In this role, you will work on bank integrations at scale, ensuring data is correct and highly available across systems.You will join a production system that interfaces with bank...Read More>>.

JPMorgan Chase & Co. in London is seeking a Senior Lead Software Engineer to join the Platform team as a hands-on Backend engineer. You will build a Spring Boot-based framework and robust libraries to support product engineering teams across the I...Read More>>.

Blockchain in London is hiring a Back-End Engineer to build and operate backend services powering our cryptocurrency trading platform. You will work on order management, market data processing, and real-time client APIs, collaborating closely with...Read More>>.

Blockchain.com is seeking a Back-End Engineer in London to build and operate the trading platform’s backend services. You will work on order management, market data processing, and real-time APIs, collaborating with product, frontend, and tradin...Read More>>.

Bullish is looking for a Lead Engineer to drive backend development for its trading platform in Greater London. You will be responsible for building high-performance trading engine components, collaborating with teams across locations such as Hong...Read More>>.

EC1 Partners is seeking a backend engineer in London to build and enhance electronic trading systems. You’ll develop Java-based backend services that support high-volume trading, collaborating with product and trading stakeholders.The rol...Read More>>.

慨正橡扯 is looking for a Senior Software Engineer to join their payment services team. This role involves translating requirements into tasks, producing test-driven features, and mentoring others while working with various payment methods sec...Read More>>.

Updraft. Helping you make changes that pay off. Updraft is an award winning, FCA-authorised, high-growth fintech based in London. Our vision is to revolutionise the way people spend and think about money, by automating the day to day d...Read More>>.

commercetools is seeking a Senior Search Engineer to join the Discovery Team in a hybrid role. You will build the retrieval layer behind product discovery for leading commerce brands, tackling semantic and hybrid retrieval from query understanding...Read More>>.

United States Digital Space LLC in Greater London is seeking a Senior Backend Engineer to lead complex backend systems design and maintenance. You will contribute to high-quality software delivery and mentor junior engineers.The ideal candi...Read More>>.

Hamilton Barnes Associates Limited is seeking a Python Developer with strong Java experience for a 12-month hybrid contract in London. The role involves designing, developing, and maintaining backend applications within a financial services contex...Read More>>.

Senior Back-End Engineer, Trading Platform London Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely ac...Read More>>.

nudge is seeking a Senior Software Engineer for a London-based hybrid role at London Victoria. You will help design and deliver scalable, secure software powering our global financial wellbeing platform.You will contribute across backend an...Read More>>.

Описание:Methods is a UK-based IT Services Consultancy with over 30 years of experience. It partners with central government departments, agencies, and private-sector clients to create people-centred, secure, end-to-end busines...Read More>>.

About Octopus Electroverse We’re making electric vehicle ownership as smart and as simple as possible, by building the giant, virtual charging platform of the future. In just five years, Octopus Electroverse has grown to becom...Read More>>.

JPMorgan Chase & Co. is seeking a Software Engineer III to join a fast-growing Accelerator team in London. You will help turn smart ideas into customer-facing products, collaborating in squads focused on fintech solutions and scalable architecture...Read More>>.

Updraft. Helping you make changes that pay off.Updraft is an award winning, FCA-authorised, high-growth fintech based in London. Our vision is to revolutionise the way people spend and think about money, by automating the day to d...Read More>>.

Jobtailor is seeking a backend engineer toDesign, develop and maintain high-quality backend services using TypeScript in a cloud-native, serverless environment. You will work with AWS Lambda and API Gateway to build secure, scalable APIs and colla...Read More>>.

Why this company, why nowEnergy is the binding constraint on AI and economic prosperity: nothing scales until it's cheap and abundant and sustainable. Sustainable energy is non-negotiable during a worsening climate crisis, but the forc...Read More>>.

Duffel in London is hiring a Senior Software Engineer to shape the product and the team building it. This hands-on role focuses on building a world-class API for travel, collaborating across squads, and shipping scalable software in a hybrid setup...Read More>>.

Experian is seeking a Backend Senior Software Engineer to design, build, and operate robust backend systems. You will own the full lifecycle from requirements through deployment and production support, delivering scalable services and data-driven...Read More>>.

World Courier is seeking a senior Architecture & Analysis professional to lead end‑to‑end IT architecture for the order capture, planning, execution and finance lifecycle. The role emphasizes API‑first, event‑driven design and cloud‑awar...Read More>>.

TransPerfect is seeking a Senior Software Engineer to drive the quality, development, and execution of our software products. You will join the TechOps team with a global presence and collaborate across product, QA, design, and other developers to...Read More>>.

Enterprise Account Executive – API SolutionsDevelop enterprise opportunities and sell API-based data solutions to strategic customers. (Lever)About WGSNWGSN is a dynamic and growth-focused organization committed to deliv...Read More>>.

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love That takes high standards, high velocity and engineers who own what they ship Today, we...Read More>>.

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. That takes high standards, high velocity and engineers who own what they ship. Today, w...Read More>>.

Undisclosed is seeking a developer to work on Kotlin and Java-based web applications and APIs within the DevX Standards and Controls platform. You will join a small team building microservices with a modern tech stack and contribute to both back-e...Read More>>.

Slice is seeking a backend software developer in London to build scalable services using Python (Flask). You will own backend features end-to-end, collaborating with product and design to ship reliable code impacting restaurant partners and custom...Read More>>.

Vallum Associates in the United Kingdom is seeking a software engineer to develop and maintain scalable applications using Python and React, and to design RESTful APIs.The role involves building frontend components, integrating with backend...Read More>>.

Rightmove is hiring a Senior Backend Engineer in London to design and deliver scalable features for our platform. You will work with Java 17+, Spring Boot, and a modern tech stack to empower millions of users and thousands of agents.The rol...Read More>>.

Marks & Spencer is seeking a Senior Software Engineer to evolve our Payments Platform, enabling secure, scalable online purchases across M&S channels. You will design and deliver high-volume payment services, APIs, and integrations that power mill...Read More>>.

iProov is seeking an experienced engineer to build APIs, adapters and user-facing flows that connect our verification services to external systems.You will identify where human verification can be introduced and how its outcomes control acc...Read More>>.

At a GlanceCapsa is an AI platform that accelerates due diligence and deepens insights for Private Equity funds. We are hiring Staff / Senior Backend Engineers who are comfortable building robust, scalable systems that power our AI p...Read More>>.

Elsevier is seeking a Senior Software Engineer to contribute to the Enterprise API Platform, improving developer experience and onboarding for internal and external users. You will mentor juniors, participate in design discussions, and ensure high...Read More>>.

London, England, United KingdomAbout WheelyWheely is redefining premium transportation across major cities in Europe, the US, and the Middle East. We blend cutting-edge technology with the craft of five-star chauffeuring to...Read More>>.

Wheely in London is seeking a Mid/Senior Backend Engineer to help us build and scale our Go-based microservices, balancing performance and reliability. You’ll work with PostgreSQL, MongoDB, Redis, RabbitMQ, and modern cloud tooling to deliver hi...Read More>>.

Unknown Startup in London is seeking a Lead Software Engineer (Backend Platform Services) to shape the next generation of our backend infrastructure. You will drive architectural decisions, mentor engineers, and ensure scalable, reliable services....Read More>>.

Outerlimit Group Ltd. in London (King's Cross) and New York City seeks a Senior Backend Engineer to design and build core platform capabilities for real-time control, security, and observability in agentic systems.You will create high-perfo...Read More>>.

iwoca is seeking a Backend Engineer for the Partner Flow team in a hybrid role based in London, with remote options within the UK. You will work on the Lending API and embedded flows that enable third-party platforms to offer iwoca loans within th...Read More>>.

Proton in London is seeking a senior backend engineer to design and implement shared libraries and services that power Proton's products. The role primarily uses PHP, with Rust where performance and memory safety matter. You will shape API design...Read More>>.

What we offer Compensation starting at: £85,000+ with generous equityLocation: Onsite in Shoreditch, LondonBenefits: Private health + dental by Bupa, all equipment covered Asterix Exists f...Read More>>.

JPMorgan Chase seeks a Software Engineer III (Java/Python) to join the Commercial & Investment Banking Emerging Markets Team in London. The role focuses on building, enhancing and delivering secure, scalable market-leading technology products with...Read More>>.

HomeServe Finance, part of the HomeServe Group, is seeking a Senior Software Engineer - Backend in London. The role focuses on building scalable backend services and APIs for the lending platform, spanning credit applications, decisioning, loan se...Read More>>.

inforcer is seeking a Backend Engineer to design, develop, and optimize backend systems powering our cybersecurity solutions. You will work with the engineering team to ensure the platform is scalable, secure, and efficient.You will design...Read More>>.

Natural History Museum is seeking a collaborative Software Engineer to build and support backend services, integrations and applications that underpin our digital experiences and business capabilities. You will work with Java Spring Boot, SQL/NoSQ...Read More>>.

ARQ is hiring a Backend Engineer to design, develop, and maintain scalable backend systems for our fintech products. You’ll work with a talented team to deliver secure, high-performing services that power our money-mover infrastructure across bo...Read More>>.

Job DescriptionWe are hiring a Senior Backend Developer with strong expertise in financial derivatives and enterprise backend systems.The ideal candidate will have extensive experience building scalable applications within i...Read More>>.

Deliveroo is seeking a Senior Backend Engineer to help build and evolve a new Case Management system powering support-case handling across DoorDash, Wolt, and Deliveroo. You will own end-to-end initiatives for backend services, including case life...Read More>>.

Teton.ai is seeking a strong backend engineer to scale the core infrastructure powering its AI healthcare platform. You will work on systems that ingest and process real-time data from thousands of edge devices in care facilities, powering critica...Read More>>.

London, England Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leader...Read More>>.