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    Senior Backend Engineer: Cloud, Go & Infra

    A dynamic tech company in the UK is seeking a Senior Backend Engineer. This role involves user-facing feature development and ensures infrastructure reliability. The ideal candidate has strong experience with AWS and Kubernetes, and is comfortable collaborating with cross-functional teams. You will tackle exciti ...

    Senior Golang Backend Engineer – Platform & APIs

    A payment service provider in London is seeking a Senior Software Engineer to design, develop, and maintain core APIs and event-driven services. The ideal candidate will have over 5 years of professional software development experience, strong Golang expertise, and a collaborative spirit. This role offers the ch ...

    Mission Critical Backend Engineer (Python/Docker)

    A leading technology firm is seeking a Backend Software Engineer to deliver mission critical solutions for national security customers. This role involves developing novel products and working collaboratively with engineering teams to solve complex problems. Candidates should possess expertise in writing secure ...

    Senior Backend Engineer — Hybrid, Equity & APIs

    A leading AI platform for debt markets seeks a Senior Backend Engineer to join their Structured Credit team. You will lead projects, mentor junior developers, and enhance the backend services for a cutting-edge CLO product. A strong background in Python and API development is essential. The role offers competiti ...

    Senior Backend Engineer — Payments & API Platform

    A dynamic payments technology company based in Greater London seeks a Senior Software Engineer to lead the design and evolution of their B2B API and payments infrastructure. The role requires at least 8 years of experience in software engineering, particularly in financial services or eCommerce payments. Ideal c ...

    Senior Backend Engineer Golang & Distributed Systems

    A leading technology company in Greater London seeks a Senior Backend Engineer to lead the design and implementation of scalable backend systems using Golang. This role involves mentoring engineers, managing non-functional requirements, and fostering continuous improvement. Ideal candidates will have 5–8 years o ...

    Staff Backend Engineer in London Zego

    Senior Software Engineer, Machine Learning Location: 108 E 16th Street, New York, NY 10003 Overview Focus on Python-based backend systems as the primary area of work. Provide support for Machine Learning initiatives and may collaborate with Scala and Mobile teams depending on inter ...

    Senior Backend Engineer Python & ML Collaboration

    Senior Software Engineer, Machine Learning Location: 108 E 16th Street, New York, NY 10003 Overview Focus on Python-based backend systems as the primary area of work. Provide support for Machine Learning initiatives and may collaborate with Scala and Mobile teams depending on inter ...

    Senior Backend Engineer, Cloud Networking SaaS

    A leading cloud networking company in Greater London is seeking a Software Engineer to join a newly formed team. This role involves designing and building scalable backend systems to support the next phase of the company's growth. The ideal candidate should have over 6 years of experience in backend development ...

    Software Engineer, Backend Institutional Product Group

    Software Engineer, Backend - Institutional Product Group 3 days ago Be among the first 25 applicants Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the ...

    Senior Backend Engineer Tenant Management Platform

    A leading HR technology platform is seeking a Senior Software Engineer to help evolve core services ensuring the integrity, security, and reliability of their platform. This role involves designing and developing backend micro-services, enhancing the Admin Portal, and implementing strong security mechanisms. Can ...

    Senior Backend Engineer — Cloud, Data Security

    A leading technology company is seeking a Python DevOps Engineer in Greater London. You will work on full lifecycle application development, focusing on secure and compliant processing services. The role requires 5+ years of experience in backend programming, knowledge of cloud applications, and a collaborative ...

    Lead Backend Engineer Cloud Native Microservices

    A major global banking institution is seeking a Lead Software Engineer to develop cloud-native applications in a collaborative environment. The ideal candidate will possess strong Java programming skills and experience with cloud technologies, particularly AWS. Responsibilities include delivering end-to-end solu ...

    Senior Software Engineer – Backend (On site)

    Employment Type : Full-time and Permanent Remuneration (London; On-site) : £90–120k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory researching and developing Machine Learning models. The founding team consists of Cambridge ...

    Staff Software Engineer (Optimizely Analytics, Backend)

    Press Tab to Move to Skip to Content Link Select how often (in days) to receive an alert: Create Alert Staff Software Engineer- (Optimizely Analytics, Backend) At Optimizely, we're on a mission to help people unlock their digital potential. We do that by reinventing how marketing and ...

    Lead Agile Backend Manager Contactless Platform

    A major public transport authority in the UK is seeking an Application Development Manager to lead Agile development teams within its Contactless backend. The role involves driving best practices in software development, ensuring secure and scalable solutions, and mentoring talent. Key technical skills required ...

    Remote Senior Backend Architect (Multitenancy & IAM)

    A tech learning company seeks a Senior Backend Engineer to lead the development of scalable multitenant infrastructure. The role emphasizes strong architectural principles, expertise in statically typed languages, and readiness to master Python 3.x. Enjoy a fully remote, flexible work environment with competitiv ...

    Backend Engineer, Cloud Platform .NET & Azure

    Overview The Cloud Apps team build and run the cloud-hosted systems that power the Moneybox mobile apps. They follow an agile, continuous delivery model where the development teams are fully responsible for delivering the end-to-end service, deploying changes several times a day. The team work wit ...

    Senior Backend Engineer — AI Platform Infrastructure

    A leading AI workflow builder in the UK is seeking a Senior Backend Engineer to develop and scale infrastructure for financial services. The ideal candidate has over 7 years of experience in backend engineering, with expert Python and FastAPI knowledge. Responsibilities include designing robust backend systems a ...

    MarTech Backend Engineer — Privacy First Stack

    A leading technology company in Greater London is seeking a Backend Engineer to enhance their marketing technology stack. The successful candidate will design and implement key components, integrate solutions across teams, and improve user conversion and experience. Ideal applicants will have strong experience i ...

    Backend Engineer Intern Placement Year 2026

    About Us: Proofpoint is a global leader in human- and agent-centric cybersecurity. We protect how people, data, and AI agents connect across email, cloud, and collaboration tools. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop ...

    Senior Backend Engineer Healthcare Data Marketplace

    A healthcare data platform company is seeking a Software Engineer to enhance backend systems for healthcare data management. The ideal candidate has over three years of experience, strong programming skills in Python, and comfortable with both structured and unstructured data. This role offers competitive compen ...

    Senior Ruby Backend Architect – E‑commerce

    A luxury tech brand in Greater London seeks a Backend Engineer with expertise in Ruby to design and implement scalable systems for their e-commerce platform. The ideal candidate has 7–8+ years of experience in backend development, strong skills in API development, and familiarity with cloud infrastructure. They ...

    Blockchain Backend Engineer — Rust, Equity Options

    A pioneering blockchain firm is seeking a Backend Engineer to shape the infrastructure of its platform. In this role, you will design systems that ensure the platform's efficiency and scalability, while addressing complex challenges in blockchain technology. The ideal candidate has strong blockchain knowledge, p ...

    Staff Backend Engineer, Treasury Management Remote

    A leading spend management company in the UK is looking for a Staff Backend Engineer to join their Treasury Management team. In this role, you will design and maintain scalable backend systems, drive key initiatives, and collaborate across teams. Applicants should have solid experience in backend system design a ...

    Engineering Lead: Backend (Node.js, TS, Cloud)

    Une entreprise technologique à Londres recherche un Lead d'ingénierie orienté Backend pour diriger une équipe de 3 ingénieurs. Ce poste urgent implique la gestion de projets et la prise de décisions techniques clés. Le candidat idéal aura une solide expérience en ingénierie Backend et des compétences en Node.js, ...

    Senior Backend Engineer Fraud & Crypto Platforms

    A leading crypto company in Greater London is looking for a Senior Back-End Engineer. This role involves developing scalable APIs and optimizing systems while ensuring security and performance. Candidates should have extensive experience with JVM languages like Java or Kotlin, and a customer-focused mindset. The ...

    Senior Backend Software Engineer (Ground Segment)

    Senior Backend Software Engineer (Ground Segment) At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before – ready for the challenge? Then read on… Working in ou ...

    Backend Engineer Core Graph Database Kernel

    A leading graph database company is seeking a Software Engineer for their Kernel team in London. The role involves solving complex problems, developing storage engines, and writing high-quality code. Ideal candidates have experience with multi-threaded systems, proficiency in Java or C-style languages, and stron ...

    Software Engineer (100% Backend, Python & AWS)

    Software Engineer (100% Backend, Python & AWS) London (Hybrid – 3 days/week in Farringdon office) Full-time, salary: £60,000-80,000 Job Summary Are you passionate about architecting the data and application platform that powers the next generation of AI products? Do you ...

    Lead Backend Engineer, Data Infrastructure (Golang)

    A global digital asset platform is seeking a Lead Software Engineer for its CoinDesk Data Engineering team in the UK. The role involves owning projects, driving operational standards, and ensuring quality in software delivery. Candidates should have over 6 years of backend development experience, proficiency in ...

    Senior Software Engineer Backend Focus (Viator)

    Senior Software Engineer - Backend Focus (Viator) Join to apply for the Senior Software Engineer role at Tripadvisor Viator, a Tripadvisor company, is the leading marketplace for travel experiences. We believe that making memories is what travel is all about. And with 300, ...

    Backend Engineer Real Time Fintech Exchange

    A revolutionary finance technology company in the UK is seeking an experienced engineer to design low-latency, fault-tolerant services for their perpetual futures exchange. Candidates should have a STEM degree and at least 3 years of experience in real-time production systems. Familiarity with languages like Rus ...

    Kernel Backend Engineer Core Graph DB

    Join a forward-thinking company at the forefront of graph database technology! As a Software Engineer, you will tackle complex challenges and contribute to the core of an innovative database solution. Collaborate with a talented team, engage in intellectually stimulating discussions, and drive the development of ...

    Backend Engineer TypeScript/Node.js | Equity & Perks

    A leading design platform is seeking a Backend Engineer to support the development of backend systems that create interactive data visualisations. You will collaborate within a team to implement features, ensure system reliability, and participate in code reviews. Ideal candidates have experience with Node.js, T ...

    Senior Backend Engineer, Derivatives Trading Systems

    A leading financial technology company in London is seeking a Senior Software Engineer to design and develop backend systems for derivatives trading. The ideal candidate will have over 5 years of experience in building production systems and a strong understanding of low latency requirements. They will work clos ...

    Senior Backend Engineer Payments (Node.js/TS)

    A leading payments technology provider is seeking a Senior Software Engineer (Node.js/TypeScript) to design and implement backend services for their payment platform. This London-based role involves collaboration with product and infrastructure teams to deliver reliable APIs that operate under real-world conditi ...

    Senior Tech Lead Backend Services & Cloud

    A global financial services company is seeking a Lead Software Development Engineer in London to oversee technical design and implementation within a hybrid working model. You will drive project delivery, collaborate with cross-functional teams, and champion quality engineering practices. Exceptional programming ...

    Senior .NET Backend Engineer – Fintech Payments

    A fast-growing global fintech company is seeking a Senior Software Engineer .Net to design and develop payment processing platforms. You'll work within a collaborative environment, honing your skills and impacting merchants worldwide. The ideal candidate will have 6–8 years of software engineering experience and ...

    Staff Backend Engineer | Go Microservices & Scale

    A tech-focused company in Greater London is hiring a Staff Backend Engineer to take a leadership role in their engineering team. In this position, you'll tackle complex technical problems, influence the architecture of their backend stack, and guide engineering decisions. Ideal candidates have over 10 years of e ...

    Head of Backend Platform & API Product

    A prominent mobile games company in Greater London is seeking a Product Director to lead product management for backend systems and internal SDKs. The ideal candidate will manage a team of TPMs, prioritize key projects, and help shape product direction across multiple game teams. Candidates should have strong pr ...

    Software Engineer (100% Backend, Python & AWS)

    Software Engineer (Backend, Python & AWS) – Travtus London (Hybrid – 3 days/week in Farringdon office) • Full-time • Salary: £60,000-£80,000 Job Summary We’re building the next generation of AI products in Multifamily real‑estate. We need a backend engineer to architect reusable ...

    Senior Backend Engineer Distributed Data Platform

    A leading data and AI company in London is seeking an experienced Software Engineer to enhance their Lakehouse Platform. The role focuses on building reliable and secure services for data storage and access, requiring 8+ years of experience in Java, Scala, C++, or similar. Candidates should possess a BS in Compu ...

    Senior Backend Engineer FinTech AI Platform

    A leading AI solutions provider in Greater London is seeking an experienced Senior Backend Engineer to design and implement robust backend systems. You will tackle technical challenges in AI and finance, collaborating with diverse teams to ensure secure and compliant processing of sensitive financial data. This ...

    Staff Engineer & Team Lead Backend & Architecture

    A leading fintech company is seeking a Staff Engineer to lead and inspire engineering teams at their London office. The role includes coaching team members, overseeing complex projects, and contributing to a robust platform built primarily in Java. This position offers a collaborative environment and emphasizes ...

    Backend Engineer in London Kurt Geiger

    Our Tech Stack: We use a variety of tools and technologies but you are not expected to have worked with all of them. Our technology stack includes: NodeJS TypeScript React GraphQL Amazon Web Services Mulesoft PHP Snowflake </ ...

    Senior Software Engineer — Backend & Platform Architect

    A leading sports and gaming marketing company in Greater London is seeking a Senior Software Engineer to enhance their product and engineering capabilities. The ideal candidate will focus on backend services and the integration of applications and data. Responsibilities include leading technical roadmaps, mentor ...

    Backend Engineer – Cloud & Distributed Systems (Equity)

    A stealth-mode AI laboratory in London is seeking a Software Engineer to design and develop backend infrastructure for Machine Learning workloads. The ideal candidate has 2-3 years of experience in back-end engineering, and proficiency in cloud-native technologies like AWS and Terraform. This role offers a compe ...

    Senior Backend Architect — Real Time Gaming

    A tech company in the gaming sector is seeking a Senior Software Engineer to shape the backend architecture for real-time tournaments. The role involves designing scalable systems, conducting code reviews, and optimizing performance bottlenecks. Ideal candidates have strong expertise in Domain-Driven Design and ...

    Senior Backend Engineer (Kotlin/GCP) Remote

    A leading global consumer technology company is looking for a Senior Backend Engineer to design and build scalable backend services using Kotlin and Google Cloud Platform. The ideal candidate will thrive in ambiguous situations and have strong communication skills. Responsibilities include operating backend serv ...

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      Backend Developer Java Spring Bootpython Jobs in United Kingdom Job Search Guide, Trends and Insights