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    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 ...

    Senior Java Backend Engineer Fintech (Hybrid)

    A leading fintech company in Cardiff seeks a motivated software developer to join their hybrid engineering team. You will be responsible for developing REST APIs and delivering stable applications aligned with user needs. Ideal candidates will have experience with Java, Spring Boot, and modern CI tools. Join a d ...

    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 ...

    Sr. Backend Software Engineer Edinburgh, UK

    Addepar is a global technology and data company that helps investment professionals provide the most informed, precise guidance for their clients. Hundreds of thousands of users have entrusted Addepar to empower smarter investment decisions and better advice over the last decade. With client presence in mo ...

    Senior Backend Software Engineer Java/Spring

    A technology solutions provider in the UK is seeking a Senior Software Developer to join their multi-disciplinary team. The ideal candidate will have strong Java skills, experience in Agile environments, and a passion for improving user outcomes. Responsibilities include developing digital solutions and leading ...

    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 ...

    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 ...

    Senior Java Backend Engineer Remote Microservices

    An innovative AI-driven recruitment company in the UK seeks a Software Engineer specializing in Java Backend. This position involves designing and operating scalable microservices while collaborating with a dynamic, global team. Candidates should hold an MSc in Computer Science and have over 3 years of software ...

    Backend Engineer Own Production APIs & Systems

    A leading technology firm in the UK is seeking an experienced Backend Engineer to design and develop APIs and backend services. You will manage infrastructure involving cloud platforms and ensure production-level software delivery. The ideal candidate has at least 2 years of experience, strong problem-solving sk ...

    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 ...

    Principal Backend Engineer — Hybrid in London

    A growing SaaS platform provider in Central London is seeking a Principal Engineer to guide the technical direction of its product. The successful candidate will be essential in delivering high quality solutions, mentoring engineers, and contributing to architectural decisions. Key skills include proficiency in ...

    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 ...

    Java Engineer: Secure Backend & Intelligence Analytics

    A leading technology company is seeking a Java Engineer to join their Security and Intelligence consulting team based in Greater London. The successful candidate will design, develop, and maintain secure, high-performance backend systems, including microservices and APIs. This role demands strong Java skills and ...

    Java Engineer: Secure Backend & Intelligence Analytics

    A leading technology company is seeking a Java Engineer to join their Security and Intelligence consulting team based in Greater London. The successful candidate will design, develop, and maintain secure, high-performance backend systems, including microservices and APIs. This role demands strong Java skills and ...

    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 ...

    Senior Backend Engineer, Contacts Platform (Java)

    A global technology company is looking for a dedicated backend engineer to join their team in London. You will drive the technical vision for the backend solution powering the recipient management product, collaborating with an agile team focused on delivering top-notch customer experiences. The ideal candidate ...

    Backend Software Engineer | Java, Spring & MongoDB

    A leading global investment firm is seeking a Software Engineer in Birmingham. You will collaborate with teams to innovate and develop cutting-edge solutions, focusing on backend engineering with Java and Spring. Ideal candidates should have a solid understanding of micro-services and experience with Non-SQL tec ...

    Java AI Engineer: Scalable Backend & ML

    A technology consultancy in Greater London is seeking a skilled Java Engineer with AI expertise to design and deploy intelligent applications. This role combines backend engineering and AI, requiring strong experience in Java, Spring Boot, and microservices. Responsibilities include integrating AI/ML models and ...

    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 ...

    Senior Infrastructure Engineer — High Scale Backend

    A fast-growing AI startup in Greater London is seeking skilled backend engineers to handle massive datasets. You will collaborate within a small team, ensuring robust and efficient data operations. This role demands experience with PostgreSQL and Clickhouse, along with a passion for building impactful solutions. ...

    Senior EdTech Backend Engineer – Learning Platforms

    A leading EdTech company seeks a Senior Backend Platform Engineer to design and build scalable backend services for their digital learning platforms in London. The ideal candidate will have strong experience in backend engineering, RESTful API design, and cloud systems. This full-time position offers the opportu ...

    Senior Backend Engineer, FinTech Payments (Java)

    A leading financial technology company based in the UK is seeking a backend engineer to join its newly-formed Acquiring Platform team. This role focuses on developing infrastructure for merchant payment solutions, including integrations with popular payment methods like Google Pay and Apple Pay. Ideal candidates ...

    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 ...

    Sr Backend Engineer Accounting Integrations & Reporting

    Senior Software Engineer I - Backend (Java) - Business Accounting Integrations and Reporting Full-time Compensation: GBP 85,000 - GBP 105,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. ...

    Senior Java Backend Engineer Hybrid & Impact

    A fast-moving technology company is seeking a Senior Backend Engineer to design and build robust API services that enhance employee experience. The role entails working with Java, Spring Boot, and MongoDB, and requires a solid understanding of event-driven architecture. Additionally, the position offers a compet ...

    Mid level Backend Engineer (Remote) UK

    Join to apply for the Mid-level Backend Engineer (Remote) - UK role at AlphaSights Join to apply for the Mid-level Backend Engineer (Remote) - UK role at AlphaSights The RoleWe are looking for highly tal ...

    Staff Backend Engineer, Routing & Optimization (Hybrid)

    A growing logistics startup in London is looking for a Staff Backend Engineer passionate about solving complex operational problems. You will design and implement robust systems for routing and demand matching as part of a dynamic team. Ideal candidates will have a degree in Computer Science along with strong co ...

    Senior Backend Engineer — AI Infrastructure & Scale

    A technology company in Greater London is looking for a Backend Engineer to contribute to building resilient systems for AI agents. The role involves owning systems from architectural decisions to production, focused on reliability and scaling. Candidates should have substantial experience in production software ...

    Senior Backend Software Engineer Application Development

    A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, a ...

    Principal Backend Engineer Lead & Deliver Systems

    A leading defense technology company based in Manchester is seeking a Principal Software Engineer. In this role, you will be responsible for designing and maintaining critical infrastructure, leading engineering teams, and ensuring project success. The ideal candidate will have strong capabilities in backend dev ...

    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 ...

    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 ...

    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 Multitenant & IAM

    A tech-driven educational platform in the UK is seeking a Senior Backend Engineer to architect high-performance server-side applications. You will lead the evolution of multitenant infrastructure while collaborating with product management throughout the product lifecycle. Required qualifications include deep ex ...

    Staff Backend Engineer — Data Platform & Observability

    A leading circular fashion marketplace in the UK is seeking a Staff Backend Engineer to drive the technical vision of their data platform. You will champion engineering excellence and mentor a team of engineers. The ideal candidate will have extensive experience with distributed systems, Apache technologies, and ...

    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 (Java) Up to £60k

    Hybrid-Remote: City of London (1-2 days per week) Did you know conditions like Dementia and Parkinson’s disease affect millions globally, yet care is still largely reactive? We’re working with a pioneering startup changing that. This team is building the world’s most advan ...

    Senior Backend Engineer — Scalable Payments Platform

    A leading marketplace for learning activities is seeking a Senior Backend Engineer to build and operate a backend platform handling bookings and payments. The candidate will be responsible for API design, cloud infrastructure management, and system reliability. An ideal fit has experience with scalable systems a ...

    Lead Backend Engineer at LightWork AI

    This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Lead Backend Engineer Company Description LightWork AI - VC-backed startup bu ...

    Senior Ruby on Rails Backend Engineer

    A fast-growing tech company in Greater London is seeking a Senior Backend Engineer to lead the development of scalable backend features. You will collaborate closely with cross-functional teams and contribute to the technical direction of projects. The ideal candidate has over 5 years of experience with Ruby on ...

    Senior Backend Software Engineer at Joinfleek.com

    Job Title: Senior Backend Software Engineer Company Description: Joinfleek.com - Series B fashion-tech marketplace backed by a16z and YC Job Description: You will architect the transaction layer for the world’s first AI-native secondhand fashion marketplace. Re ...

    Senior Backend Engineer: Scalable Microservices, Hybrid

    A major banking institution is looking for a Senior Software Engineer (Backend) in Leeds. This role will involve designing and deploying backend services using modern programming languages and tools like Docker and Kubernetes. The ideal candidate should have strong backend development experience and a collaborat ...

    Lead Full Stack Engineer (Backend Leaning)

    Senior Full‑Stack/AI Engineer (Backend-leaning) Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We’ve been helping organisations build better digital products and stronger digital teams since 2014 ...

    Trading Connectivity Software Engineer (Go Backend)

    A leading technology firm in London seeks a Software Engineer for the Trading Connectivity team. This role involves designing and maintaining high-performance backend systems to support the Talos trading platform. Candidates should have 2-5 years of experience in software engineering, preferably with Go or Java, ...

    Senior Software Engineer, Backend Services & APIs

    Job Description Senior Software Engineer, Backend Services & APIs Office based in Moorgate, London Join Fortinet, a global cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and ...

    Senior Backend Engineer, APIs & Data Pipelines

    A cybersecurity leader is seeking a Senior Software Engineer for backend services and APIs in London. The ideal candidate has 3-5 years of software engineering experience, strong programming skills, and familiarity with Golang, cloud environments, and micro-service architecture. Responsibilities include implemen ...

    Backend Engineer — Java/Kotlin, Cloud & Microservices

    A leading financial services firm in Greater London is seeking a Back-End Software Engineer to deliver innovative solutions in a collaborative environment. You will design and implement cloud-native applications using Java/Kotlin, focusing on providing an outstanding banking experience. The ideal candidate will ...

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      Backend Developer Python Nodejs Jobs in United Kingdom Job Search Guide, Trends and Insights