HCLTech is seeking a skilled C++/Python Developer to design, develop and maintain high-performance backend applications. The role emphasizes Linux-based environments, containerization with Docker and Podman, and cloud-native deployment using Kuber...Read More>>.

Southern Manufacturing & Electronics 2025 is seeking a Backend Engineer to design, build, and scale a manufacturing OS with a FastAPI-based backend. You will tackle highly scalable architectures to handle thousands of real-time data streams across...Read More>>.

TXP is seeking an experienced React Technical Lead/Senior Developer for a 3-month engagement in Birmingham with flexible remote options. You will lead front-end development with strong React skills and possess solid C#/.NET back-end capabilities,...Read More>>.

Betterment is seeking an Engineering Manager for Broker Dealer to lead and mentor a backend team building scalable trading technology. You will guide architecture, ensure robust delivery, and collaborate with Product, Operations, Legal, and Compli...Read More>>.

Octopus Energy Group is seeking a Senior Software Engineer (Python) to join our product and engineering team building the systems that power our electric car leasing platform in the UK. You will design robust APIs with GraphQL, work across Postgre...Read More>>.

Anthropic is seeking a senior backend/platform engineer to own identity, authentication, and authorization workloads. You will shape the auth platform, design credentials for agents, and drive secure, scalable multi-region services across Anthropi...Read More>>.

Inspire People partners with the Department for Business, Innovation, Science and Trade (BIST) to recruit a Senior Backend Engineer (Site Reliability). The role focuses on Python, distributed systems, cloud platforms and SRE practices within an ag...Read More>>.

Yext is hiring a Full Stack Software Engineer to build web and backend solutions for enterprise clients. You will work in a Scrum environment with one-week sprints, peer reviews, and end-to-end ownership from kickoff to delivery.You will mo...Read More>>.

Expedia Group in London is seeking a Software Development Engineer II (Full-Stack) to build React-based user interfaces and backend capabilities. You will own features from requirements through delivery, collaborating with product management, back...Read More>>.

EMBL-EBI is seeking a production‑grade Python backend developer for the HPC sustainability program. You will build data pipelines to process HPC telemetry, measure energy use, and quantify carbon footprint in collaboration with the Green Algorit...Read More>>.

Nology is excited to partner with a leading financial services organisation that values learning, collaboration, and innovation. This is a fantastic opportunity for a motivated developer to kickstart or accelerate their career in a supportive envi...Read More>>.

Xpertise Recruitment is seeking a technically savvy Integration Consultant to lead client workshops and design API-driven integration solutions for major UK financial services clients. You will convert complex requirements into practical architect...Read More>>.

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10...Read More>>.

Thought Machine is hiring a Backend Engineer to design, implement and maintain scalable microservices for the Vault product. The role emphasizes production-ready code, automated testing, and close collaboration with other engineering teams....Read More>>.

Advanced Resource Managers Ltd seeks a Backend Developer (Python) for a 6-month contract in London. Role requires strong banking domain experience and a hands-on approach to building, modernising and supporting distributed backend systems in a hyb...Read More>>.

Expedia Group is seeking a Software Development Engineer II (Backend) to design, develop, and maintain high-throughput pricing services. You will implement caching, contribute to API design and data modeling for scalable microservices, and collabo...Read More>>.

NALA is building the financial backbone for global payments. We are seeking a Senior/Lead Engineer (payments/collections) to own architecture and delivery of the collections & treasury foundation, including on-demand vIBAN provisioning and custome...Read More>>.

London, England, United Kingdom (Hybrid) About commercetools Real innovation starts with a strong foundation, and at commercetools, that comes from the perfect balance of our product and our people. Behind every le...Read More>>.

Octopus Energy Group is building a giant, virtual charging platform and expanding internationally. You’ll join the Electroverse backend team focused on core functionality, pricing and discounting, and robust, scalable services.This role o...Read More>>.

CrowdStrike is seeking a Senior Engineer II to design, build, and scale foundational services across its product stack. You’ll orchestrate data, content, and execution logic for real-time detections in a high-performance platform.You will...Read More>>.

Maxwell Bond in Liverpool is seeking a Senior Backend .NET Developer to build and maintain scalable backend services using C#, .NET Core and cloud technologies within a collaborative engineering team.You’ll work with SQL Server, MongoDB,...Read More>>.

BT Group in the United Kingdom is seeking a Backend AI Engineer to join our AI stack efforts in a permanent role. The position focuses on building and optimizing backend AI capabilities, integrating AI-driven features with scalable services, and c...Read More>>.

Wheely, a premium transportation platform, seeks a Mid/Senior Backend Engineer to join the Marketplace team in West London. You will focus on Go-based backend services, design scalable microservices, and collaborate with product managers and data...Read More>>.

Dormont Manufacturing Co is seeking a Staff Backend Engineer to lead the development of their data platform. The role involves driving technical vision and collaborating with cross-functional teams to enhance data observability and analytics capab...Read More>>.

Socure in London is seeking a Staff Software Engineer to join our Engineering team and help build the technology that powers our mission to eliminate identity fraud. This is a high-impact role for an engineer who enjoys solving complex problems, b...Read More>>.

Myn in London is recruiting for a Senior Java Engineer to join teams building and evolving large-scale, business-critical technology platforms.You will design, build and enhance Java-based services and APIs as part of an experienced enginee...Read More>>.

Onetrace is seeking a Senior Backend Engineer to own end-to-end feature delivery, focusing on APIs, data flows, and backend architecture while remaining hands-on with frontend tasks to deliver complete features.You will mentor others, shape...Read More>>.

Virgin Active is seeking a QA Tester to join the Digital & Technology Transformation Team in London. The role focuses on testing mobile, web and backend platforms, creating automated tests and ensuring release-ready quality across APIs and integra...Read More>>.

Playtronix is seeking a Mid / Senior Java Backend Developer to help build and maintain the backend systems and infrastructure of our gaming platform.Based in Belgrade, you will join a growing iGaming company, focusing on scalable services,...Read More>>.

Upwind Security is seeking an experienced Software Engineer for our Backend Engineering team. You will own the lifecycle of backend services, from design to deployment, focusing on reliability and performance in a cloud-native environment.Y...Read More>>.

Version 1 is seeking a skilled Java Developer to join their growing team in delivering enterprise-grade distributed systems and API solutions. You will work alongside Azure Cloud and Apigee platforms, with opportunities to learn from industry expe...Read More>>.

0026 Checkout Technology Ltd is looking for innovative Software Engineers to join our Payment Performance Team in Greater London. In this role, you will collaborate with cross-functional teams to innovate and maintain systems that maximize convers...Read More>>.

Barclays is seeking an API Software Engineer based in Northampton or Glasgow to design, develop, and support secure, scalable API solutions powering Barclays’ digital platforms. Working in Agile teams, you will deliver high-quality software whil...Read More>>.

BigCommerce Pty is seeking a Software Engineer II - Backend to work on payment integrations, enhancing the BigCommerce platform's functionality. The ideal candidate will have 3+ years of experience in backend development, particularly with Ruby on...Read More>>.

Backend Java Developer Location: Birmingham (Hybrid) Employment: Fixed Term Contract Salary: £50,000 – £65,000 base (dependent on experience) If your idea of backend engineering is mor...Read More>>.

Ro is seeking a Staff Software Engineer to act as a technical leader, mentor, and architect, shaping the platform and delivering scalable systems that impact patients and providers. You will work with engineers, product managers, designers, and cr...Read More>>.

IBM Confluent is seeking experienced backend engineers to build and operate large-scale, multi-tenant distributed systems in a cloud-native environment. You will help shape architecture and drive end-to-end delivery for real-time data infrastructu...Read More>>.

Leeds based – hybrid working – 3 days onsite Responsibilities Build and maintain backend services and APIs in line with existing architectural patterns and standards. Implement business logic, data acce...Read More>>.

Hard Rock Digital is seeking a Senior Backend Engineer to join the Quantitative Sports team and develop advanced analytical and relational database solutions. The role requires a solid engineering background, advanced Python proficiency, and exper...Read More>>.

Scale is hiring a Backend Engineer to help bring large-scale GenAI systems to production. You will design scalable APIs, distributed data systems, and robust deployment pipelines that power enterprise AI products and services.This role emph...Read More>>.

HelloKindred is seeking a Test Automation Engineer to support design, development and execution of automated UI and API tests. The role requires strong Java expertise, Selenium with Java, REST Assured, and the ability to build robust automation fr...Read More>>.

Lloyds Bank plc is seeking a Backend Software Engineer to design and build robust Golang microservices powering financial products. You’ll collaborate closely with product, engineering and business stakeholders to deliver customer-focused soluti...Read More>>.

On the Beach is seeking an experienced Senior Software Engineer (Backend) to design and build scalable backend applications and services across its platform. This role emphasises distributed systems and cloud-native architectures, with opportuniti...Read More>>.

Marks & Spencer is seeking a Senior Software Engineer to join our Hybrid London team, delivering scalable backend features for millions of customers. You’ll design, build, test and maintain software in multi-disciplinary squads, leading with qua...Read More>>.

Granola is seeking a Product Engineer focused on the Backend to scale our systems for the next 100x users from our London office. You will own backend evolution, design robust APIs, and build AI-ready infrastructure while optimizing databases and...Read More>>.

Backend Java Developer Location: Birmingham (Hybrid) Employment: Fixed Term Contract Salary: £50,000 – £65,000 base (dependent on experience) If your idea of backend engineering is mor...Read More>>.

BackendEngineer - Rapid-growthFinTech AI Platform -London, Hybrid or UK/European Remote Working-up to £100k + equity We have an incredible opportunity for skilled, passionate and experienced B...Read More>>.

eTeam Workforce Limited in Northampton is seeking an experienced Backend & Event Streaming Engineer to design, develop, and support scalable Java-based microservices and event-driven platforms. The role is Northampton/2-3 days a week onsite....Read More>>.

Oxford Nanopore Technologies is seeking a software engineer to design, build and maintain core software across the customer platform ecosystem. You will develop APIs and integrations with platforms such as Salesforce or Dynamics 365, modernise leg...Read More>>.

Penelope in London is seeking a founding engineer with a backend focus to help build the core infrastructure for healthcare billing contracts. You will own end-to-end work from ingestion to API endpoints, balancing speed and quality while shipping...Read More>>.