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Backend Engineer United Kingdom, London Jobs

17 Job Offers

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Lead Backend Engineer
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Lead the backend architecture for greenfield hospitality-tech projects in London. This senior role requires 7+ years' experience, expertise in Python, and designing scalable microservices. Shape technical strategy, mentor engineers, and build with cloud technologies for a global impact.
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United Kingdom , London
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95000.00 - 120000.00 GBP / Year
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Social Value Portal Ltd
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Lead Backend Engineer – Python/Django (Team Lead)
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Lead a team of 3-6 developers in this hybrid Python/Django role, blending hands-on coding with leadership. You'll build scalable REST APIs and drive architectural decisions for AI-powered finance software. Enjoy a dog-friendly London office, private medical cover, and 27+ days of annual leave.
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United Kingdom , London
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Xelix
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Staff Software Engineer - Backend
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Join our Cloud Wallet team in London as a Staff Backend Engineer. Build robust, scalable services in a polyglot environment using Scala and TypeScript. A passion for functional programming, blockchain technology, and teamwork is key. Enjoy equity, hybrid work, and comprehensive health benefits.
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United Kingdom , London
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Not provided
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Ledger
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Staff Software Engineer - Backend
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Join our Cloud Wallet team in London as a Staff Backend Engineer. Build robust, high-performance Scala services for crypto wallet management in a hybrid work environment. Leverage functional programming, optimize with CI/CD, and dive into blockchain protocols. Equity, comprehensive health insuran...
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United Kingdom , London
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Ledger
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Engineering Tech Team Lead - Python/Django Backend
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Lead a backend team at a fast-growing AI fintech scale-up in London. This hybrid role blends hands-on Python/Django development with leadership, mentoring, and architectural decisions. Enjoy extensive benefits including private healthcare, a dog-friendly office, and a generous holiday allowance.
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United Kingdom , London
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90000.00 - 110000.00 GBP / Year
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Xelix
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Senior Backend Engineer, DeFi Wallet
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Join Blockchain.com as a Senior Backend Engineer for our DeFi Wallet in London. Build scalable, secure systems using JVM languages and open-source tech like Docker and Kafka. Enjoy a hybrid model, unlimited vacation, and equity in a leading crypto company shaping the future of finance.
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United Kingdom , London
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Blockchain
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Senior Backend Engineer (Analytics)
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Join hyperexponential as a Senior Backend Engineer (Analytics) in London. Build scalable Kotlin backend systems and AWS cloud infrastructure to power real-time, data-driven decisions for global insurers. Leverage modern data tools (dbt, Airflow, Spark) to transform complex datasets into actionabl...
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United Kingdom , London
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hyperexponential
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Senior Product Engineer (Backend)
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Join Plain in London as a Senior Product Engineer (Backend) and redefine B2B customer support with AI. You will architect and ship high-impact features for a product-led SaaS platform, working with distributed systems. This role offers autonomy, stock options, and the chance to shape both the pro...
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United Kingdom , London
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90000.00 - 130000.00 GBP / Year
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Plain
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Mid-level Backend Engineer
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Join our London team as a Mid-level Backend Engineer. You'll design and ship Kotlin microservices with Postgres, working in a cross-functional, top-performing team. We seek 3+ years' Java/Kotlin experience, a STEM degree, and a proven impact record. Benefit from an L&D budget to accelerate your t...
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United Kingdom , London
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AlphaSights
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Senior Backend Engineer
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Join our London team as a Senior Backend Engineer. You'll design solutions and ship code using Kotlin, Ruby, and Postgres within a mature engineering team. Drive impact, mentor junior engineers, and grow with a dedicated L&D budget.
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United Kingdom , London
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AlphaSights
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Software Engineer Backend Travel
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Join a leading London travel tech company as a Backend Software Engineer. This hybrid role requires 3+ years' backend experience, a passion for API design, and knowledge of the travel industry. Work with Elixir on innovative projects while enjoying a flexible schedule and professional growth oppo...
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United Kingdom , London
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80000.00 - 90000.00 GBP / Year
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Antella Travel Recruitment
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Backend-leaning Full-stack Engineer
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Join a high-growth AI startup in London as a Backend-leaning Full-stack Engineer. Build scalable backend infrastructure and data pipelines from scratch using Python and PostgreSQL. Enjoy greenfield product work, equity, and full visa sponsorship with relocation support.
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United Kingdom , London
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150000.00 GBP / Year
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Arrows Groupe
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Backend Engineer
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Join Miro's AI Platform team as a Backend Engineer in London. Design and scale core services powering AI for millions of users. Build tooling and data pipelines using Python/Java/Kotlin in a product-led environment. Enjoy equity, health insurance, pension, and great benefits.
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United Kingdom , London
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Miro
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Backend Engineer
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Join our Core team in London as a Backend Engineer. You will design and maintain critical microservices for authorisation, invoicing, and user management using JVM languages like Scala or Java. We seek someone with strong REST API and PostgreSQL skills, who values testing and clean code. Enjoy be...
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United Kingdom , London
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Copper.co
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Senior Backend Engineer
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Join our London team as a Senior Backend Engineer. You will design and build high-throughput, real-time data platforms using Go. We seek strong experience in scalable systems, databases, and solid testing practices. Interest in fintech and streaming data is a plus.
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United Kingdom , London
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Orbis Consultants
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Software Engineer II - Backend Focus
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Join our fast-growing team in Oxford or London as a Backend-Focused Software Engineer II. You will design, build, and deploy robust backend systems using Java, GraphQL, Kubernetes, and AWS. This full-stack role offers competitive compensation, flexible scheduling, and comprehensive benefits. Rele...
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United Kingdom , Oxford; London
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Tripadvisor
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Senior Software Engineer – Backend
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Join a global payments leader in London, building resilient, event-driven backend systems at scale. We seek a Senior Java Engineer with deep distributed systems and cloud-native expertise. You'll design critical services for real-time financial flows, ensuring high performance and reliability. En...
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United Kingdom , London
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Orbis Consultants
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Explore the dynamic and critical field of backend engineering, where you can find some of the most sought-after and rewarding tech jobs available. Backend engineers are the architects of the digital world, building the server-side logic, databases, and application programming interfaces (APIs) that power everything from the websites you browse to the mobile apps you use daily. While frontend developers create the visual elements users interact with, backend engineers work behind the scenes to ensure data is processed, stored, and delivered securely, reliably, and at lightning speed. These jobs are fundamental to the functionality of any online service, making backend engineers indispensable in virtually every industry. Professionals in these roles are typically responsible for designing, developing, and maintaining the core components of a software system. A typical day might involve writing clean, efficient code for new features, optimizing existing databases for better performance, and building robust APIs that allow different software components to communicate seamlessly. Common responsibilities include developing and managing servers and serverless architectures, integrating with third-party services and data sources, and ensuring the security of data against cyber threats. Furthermore, backend engineers are tasked with implementing data storage solutions, which can range from traditional SQL databases to modern NoSQL systems, depending on the project's needs. A significant part of these jobs also involves creating and maintaining continuous integration and continuous deployment (CI/CD) pipelines to automate testing and deployment, as well as designing comprehensive monitoring and alerting systems to guarantee high availability and quickly resolve any production issues. To succeed in backend engineer jobs, a strong foundation in computer science principles is essential. Candidates typically need proficiency in one or more server-side programming languages such as Java, Python, C++, Go, or Scala. A deep understanding of database technologies, both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, Redis), is a standard requirement. Knowledge of web frameworks, containerization tools like Docker and Kubernetes, and cloud service providers (AWS, Google Cloud, Azure) is also highly valued. Beyond technical prowess, these roles demand strong problem-solving skills to debug complex issues and architect scalable systems. Effective collaboration is key, as backend engineers frequently work alongside frontend developers, product managers, and data scientists. They must be proactive, adaptable to evolving technologies, and committed to writing well-documented, tested code. Whether you are an entry-level developer or a seasoned tech lead, backend engineer jobs offer a challenging and impactful career path at the heart of technological innovation.

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