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    Senior Backend Engineer (Payments)

    Join Proton and build a better internet where privacy is the defaultProton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, P ...

    Backend Engineer Marketing Technology

    Join Proton and build a better internet where privacy is the defaultProton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, P ...

    Backend Engineer Data Platform

    In the Data Processing Product Area, we build the platforms and tools that power how Spotify processes, manages, and consumes data at scale. Our work enables teams across Spotify to solve complex data challenges with confidence. We focus on improving efficiency, quality, and innovation—helping engineers and d ...

    Senior Backend Software Engineer

    Job Description Please note, this is a hybrid role based out of the Uxbridge office for 1 to 2 days a week.The Backend team develops the core of the Alta Video Management System. These are Cloud based distributed systems monitoring and managing Video Cameras, Access Control ...

    Backend / API Engineer, Payouts

    Note: if you are an intern, new grad, or staff applicant, please do not apply using this link and visit our for those specific postings. ## Who we areAbout StripeStripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterpri ...

    Senior Backend Engineer Remote

    A dynamic travel technology firm in the UK is seeking collaborative developers to enhance its tech stack including Node.js, TypeScript, and Google Cloud. You'll join a small, empowered team, committed to delivering high-quality software. Expect to engage in pair programming, contribute to code review sessions, a ...

    Senior Blockchain Backend Engineer

    A leading blockchain platform provider in Greater London seeks a Blockchain Engineer to enhance their blockchain management platform. You will implement modern backend applications, delve into blockchain technology, and collaborate with diverse teams. The ideal candidate has 5+ years in backend development with ...

    Senior Software Engineer, Backend

    Overview We’re building the go-to platform for real football fans, a centralised home where trusted and passionate supporters can share their voices, insights, and emotions without being drowned out by pundits or fragmented across social media. Our mission is to amplify the perspectives of those ...

    Staff Software Engineer (Backend)

    **Craft:**Technology & Development**Job Description:****Staff Backend Engineer**Location: London**Your role within the Kingdom**If you answered yes, then our Staff Backend Engineer role on our ads engineering team may be the right role for you!We are an impactful team of problem solvers that are constantly revie ...

    Java & Kotlin Backend Engineer

    A leading software development company in the UK is looking for a Java with Kotlin Developer to design and maintain backend services. In this role, you will develop high-quality code using modern frameworks, collaborate with product owners and engineers, as well as mentor junior colleagues. Ideal candidates will ...

    Founding Senior Backend Engineer

    About Us Tracer is an early-stage, venture-backed startup building autonomous AI agents for production data pipelines. We are backed by experienced operators and investors who believe AI for production systems will be one of the defining enterprise software categories of the next de ...

    Sr. Backend Software Engineer

    Who We Are 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 ...

    Software Engineer, Java Backend

    About the job Software Engineer, Java Backend Job Description: Location: On-site, Hybrid. Start date: As soon as possible. Languages: Fluent in English. Join the Mineo Team Were Hiring! At Mineo, we are creating the future of recruitment with an innovative ...

    Senior Backend Engineer (Go)

    3 weeks ago Be among the first 25 applicants Our mission is to help dental and veterinary clinics make recurring payments as simple as paying by card. We want to make memberships (Plans) and patient finance seamless by ‘combining' workflows with cards and tapping existing patient data. Today, ...

    Staff Software Engineer Backend

    Overview P-1514 At Databricks, we are passionate about enabling data teams to solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and ...

    Backend Engineer, Senior (Rust)

    Affinidi is a technology company dedicated to changing data ownership for good. We empower businesses and individuals with control and ownership of their data, with a comprehensive approach to managing their holistic identity – accounting for all aspects of their digital footprint while ensuring pri ...

    Lead Backend Engineer (Node.js)

    Hiring best in class techies for Enablis Who are we? Enablis is a technology delivery consultancy who partner with clients to accelerate digital roadmaps. By combining our deep knowledge and best practice experience with the client’s domain expertise, we are able to deliver tec ...

    Senior Product Engineer [Backend]

    Attio is on a mission to redefine CRM for the AI era. We're building the first AI-native CRM - designed for the most ambitious go-to-market teams. We recently announced our $52M Series B, led by GV (Google Ventures), with support from Redpoint, Balderton, Point Nine, and 01A. Our team thriv ...

    Trading Connectivity Backend Engineer

    A leading technology firm in the digital asset market is seeking a Software Engineer to join their Trading Connectivity team in London. In this role, you will design and maintain high-performance backend systems that connect with various liquidity providers. The ideal candidate has 1-3 years of experience in sof ...

    Staff Software Engineer Backend

    Overview At Databricks, we are passionate about enabling data teams to solve the world's toughest problems by building and running the data and AI infrastructure platform that helps customers use deep data insights to improve their business. We focus on tackling technical challenges across design, ...

    Senior Backend Engineer FinTech

    Senior Backend Engineer Location: London (Hybrid) Salary: Up to £130k + competitive equity Industry: Fintech, SaaS, B2B What You’ll Drive Join a fast-growing fintech scaleup revolutionising billing, CPQ, and revenue recognition for the world’s leading SaaS, AI, and fintech compani ...

    Senior Software Engineer (Backend)

    4 weeks ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. We're Civica and we make software that helps deliver critical services for citizens all around the world. From local to state government, to education, to health and care, over 5,000 publi ...

    Senior/Lead Backend Engineer

    In this role you will work closely within product to build the core digital infrastructure for a next-generation energy company. You will use your experience to engineer backend infrastructure that is second-to-none. You’ll be working across the back‑end: Constructing a real‑time digi ...

    Staff Backend Software Engineer

    About Freetrade Freetrade’s mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings. We’re changing that. We’re building our team and looking for people who are excited to ...

    Senior Backend Engineer London

    Model ML is the AI workflow builder transforming how major financial institutions produce and validate client-ready work. Model ML converts complex, manual processes into fully automated AI systems that scale across global teams. In under a year, Model ML has become one of the fastest growing enterprise AI ...

    Product Engineer (Backend biased)

    About Metaview Metaview is the anti-toil company. Toil is the force that opposes progress — it is to progress as friction is to motion. Our answer to toil is Human-Computer Symbiosis. AI copilots will fundamentally change how work gets done: More flow-state, less toil. </ ...

    Senior Backend Software Engineer

    About Freetrade Freetrade’s mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings. We’re changing that. We’re building our team and looking for people who are excited to ...

    Software Engineer (Java Backend)

    Join to apply for the Software Engineer (Java Backend) role at Nevis About Nevis Nevis is building the world’s first AI wealth management platform. In just 9 months, Nevis has grown to have over $50 billion of assets under management on its platform and is on track to have ...

    Senior Software Engineer | Backend

    Apron is focused on helping small and medium businesses succeed. The biggest threat to small business is cash flow, often stemming from a gap between the demand payments put on owners and the aptitude to make the payments effectively. We are closing the gap by digitising and simplifying the payments proces ...

    Senior Software Engineer (Backend)

    Join to apply for the Senior Software Engineer (Backend) role at Lloyds Banking Group Base pay range Salary: £70,929 - £86,691. Location(s): Edinburgh, Bristol, Halifax, Leeds & Chester. Hours: Full-time - 35 hours per week. Working pattern: Hybrid - 40% (or two days) in o ...

    Senior Backend Software Engineer

    InfoSum is the world’s leading data collaboration platform, providing solutions to the world’s largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock data’s limitless potential, by enabling the ...

    Senior Backend Engineer (Node)

    Company Description Legal & General (L&G) is a leading UK financial services group and major global investor. We’ve been safeguarding people’s financial futures since 1836, and strive to build a better society, while improving the lives of our customers and creating value for sharehold ...

    Backend Engineer (Mid Level)

    About Motorway Motorway is the UK’s fastest-growing used car marketplace - our online-only platform connects private car sellers with thousands of verified dealers nationwide, ensuring everyone gets the best deal. Founded in 2017, our award-winning, technology-led approach has redefined t ...

    Senior Backend Tech Lead

    A leading financial technology firm in Southampton is seeking Backend Software Engineers to contribute to their award-winning platform. You will be expected to lead complex projects, building features from scratch and enhancing existing tools. A strong focus on Java development and cloud-native architecture (AWS ...

    Staff Software Engineer (Backend)

    Staff Backend Engineer – Ads Engineering Location: London We are seeking a Staff Backend Engineer in our Ads Engineering team, empowering groundbreaking mobile advertising technologies to create the next generation of our Publisher Ads Platform. Responsibilities De ...

    Backend QA Engineer, London

    The Role We are looking for a Backend QA Engineer to help ensure the reliability, performance, and scalability of our backend systems. In this role, they will focus on testing APIs, databases, and backend services while collaborating closely with engineers to maintain high‑quality ...

    Core Backend & Infrastructure Lead

    Core Backend & Infrastructure Lead | Post-Deal Integration | Cira £1200pd Inside IR35 | London Hybrid I am currently assisting an international client with complex post-deal technology integration programme. As part of this programme of work, they are looking for a senior core backen ...

    Core Backend & Infrastructure Lead

    Core Backend & Infrastructure Lead | Post-Deal Integration | Cira £1200pd Inside IR35 | London Hybrid I am currently assisting an international client with complex post-deal technology integration programme. As part of this programme of work, they are looking for a senior core backen ...

    Product Engineer (Backend) London

    Hey! We're team Granola If you haven't already, you should check out what we're building, and why you should work here. We're looking for an Product Engineer focussed on the Backend to help us scale our systems to unlock Granola for the next 100x users. In this role, you will dee ...

    Senior Backend Engineer (Java)

    Apply for this job We usually respond within three days Who are Benifex? We are a fast-moving technology company, and one of the most successful providers of online reward and benefits solutions in the world. We believe that everyone deserves an exceptional experience at ...

    Senior Backend Engineer UK

    Eequ is a marketplace and booking platform for learning experiences outside traditional schools and universities. Providers use Eequ to list activities, take bookings and payments, and manage their programmes. We are the market-leading supplier to local authorities in the UK for council-funded progr ...

    Senior Software Engineer (Backend)

    Super Payments Our mission is to power free payments for businesses and more rewarding shopping for customers so that everyone wins. By removing payment fees and passing savings back to customers, we are disrupting the payments industry while helping businesses increase sales and loyalty. <h ...

    Senior Backend Engineer Monetization

    Overview At Feeld, we are creating a world where everyone is more intimately connected to each other and themselves. We are building an inclusive, human-centred product and are looking for a Senior Backend Monetization Engineer to become part of our remote team and our mission to elevate the huma ...

    Principal Backend Engineer (Java)

    Principal Backend Engineer - Java Location: London (Hybrid) | Type: Permanent The Role Capco is growing our Engineering team - and we're looking for experienced Principal Backend Engineers with strong Java skills and a passion for delivering innovati ...

    Backend Engineer (App Delivery)

    We live in a world that runs on physical industries like energy, logistics, manufacturing. These sectors are essential to our economy and daily lives, yet they are held back by inefficiencies, fragile legacy systems, and decades-old ways of working. This is not just a business problem; it is a societal one ...

    Senior Backend Engineer Monetization

    At Feeld, we are creating a world where where everyone is more intimately connected to each other and themselves. We are building an inclusive, human-centred product and are looking for a Senior Backend Monetization Engineer to become part of our remote team and our mission to elevate the human experience ...

    Senior Product Engineer [Backend]

    Attio is on a mission to redefine CRM for the AI era. We’re building the first AI-native CRM — designed for the most ambitious go-to-market teams. We recently announced our $52M Series B, led by GV (Google Ventures), with support from Redpoint, Balderton, Point Nine, and 01A. Our team thr ...

    Senior Backend AI Engineer

    Senior Backend AI Engineer Salary: £95,000 – £105,000 London (Hybrid) At Data Idols, we are working with a forward-thinking technology business that is building advanced AI-driven platforms to automate complex workflows and deliver intelligent insights ...

    Backend Engineer Data Platform

    In the Data Processing Product Area, we build the platforms and tools that power how Spotify processes, manages, and consumes data at scale. Our work enables teams across Spotify to solve complex data challenges with confidence. We focus on improving efficiency, quality, and innovation—helping engineers an ...

    Staff Software Engineer Backend

    Company Overview Metrea delivers effects-as-a-service to national security partners across five domains and more than a dozen mission areas—including airborne ISR, electronic warfare, secure communications, aerial refueling, special mission aviation, aerial firefighting, and advanced simulation. ...

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