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Senior Backend Software Engineer United Kingdom Jobs

8 Job Offers

Senior Java Software Engineer – Core Backend Platform
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Join a remote-first, global team as a Senior Java Software Engineer. You'll build and maintain the core backend platform, focusing on stability and reliability for complex systems. This role requires strong Java fundamentals and a proactive mindset. Enjoy high autonomy in a low-ego, quality-drive...
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United Kingdom , London
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Orbis Consultants
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Until further notice
Senior Backend Software Engineer
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Join a leading crypto company in London as a Senior Backend Engineer. Design and scale high-performance, event-driven systems for real-time blockchain transactions. Leverage your expertise in distributed systems and Python/C++/Java, with a move to Rust. Build impactful infrastructure in a fast-pa...
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United Kingdom , London
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150000.00 GBP / Year
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Oho Group Ltd
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Senior Software Engineer – Backend
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United Kingdom , London
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Not provided
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Orbis Consultants
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Until further notice
Senior Software Engineer – Backend
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United Kingdom , London
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Orbis Consultants
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Senior Software Engineer | Backend
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Join Apron in London as a Senior Backend Engineer to build secure, high-speed financial systems. We seek an expert with 6+ years' backend experience, proficiency in Kotlin/JVM, and cloud platform knowledge. You'll develop core integrations in a product-led startup, enjoying a competitive salary, ...
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United Kingdom , London
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Apron
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Senior Software Engineer (Backend - EMR/EHR Integrations)
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Join our London team as a Senior Backend Engineer specializing in EMR/EHR integrations. You will design and build critical healthcare API connections using standards like HL7 and FHIR, with Python/FastAPI. This hybrid role offers equity, wellness days, and a direct impact on AI-powered clinical w...
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United Kingdom , London
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Heidi
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Senior Software Engineer – Backend
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United Kingdom , London
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Not provided
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Orbis Consultants
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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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Until further notice

About the Senior Backend Software Engineer role

Explore the world of Senior Backend Software Engineer jobs, a critical and high-impact career path at the heart of modern technology. Senior Backend Engineers are the architects of the server-side logic, databases, and application programming interfaces (APIs) that power websites, mobile apps, and enterprise software. They build the robust, scalable, and secure systems that handle data processing, business logic, and integration with other services, ensuring that applications perform reliably for millions of users. This role is a senior-level position, requiring not just technical mastery but also strategic thinking, mentorship capabilities, and a deep understanding of system design principles.

Professionals in these roles typically shoulder a broad range of responsibilities. Core duties include designing, developing, and maintaining complex backend services and distributed systems. They create efficient, well-documented APIs (often RESTful or GraphQL) that serve frontend clients and facilitate communication between different software components. A significant part of the job involves designing data models and working with various databases (SQL and NoSQL) to ensure data integrity and performance. Senior Backend Engineers are also responsible for integrating third-party services, implementing authentication and authorization protocols, and ensuring the overall security of the application layer. Beyond pure coding, they collaborate closely with product managers to translate business requirements into technical specifications, mentor junior developers, conduct code reviews, and contribute to architectural decisions. They play a key role in optimizing application performance, troubleshooting production issues ("firefighting"), and establishing robust monitoring and alerting systems.

The typical skill set and requirements for Senior Backend Software Engineer jobs are extensive. Candidates are generally expected to have 5+ years of professional backend development experience. Proficiency in one or more server-side languages such as Python, Java, Go, Node.js, C#, or Scala is essential, along with deep expertise in associated frameworks. A strong grasp of software engineering fundamentals—data structures, algorithms, design patterns, and system design—is non-negotiable. Experience with cloud platforms (AWS, Azure, GCP), containerization (Docker, Kubernetes), and infrastructure-as-code is highly valued. Familiarity with database design, caching strategies, message brokers (e.g., Kafka, RabbitMQ), and CI/CD pipelines is standard. Crucially, senior roles demand excellent problem-solving skills, the ability to work effectively in agile, cross-functional teams, and strong communication skills to interface with both technical and non-technical stakeholders. A commitment to best practices in testing, version control, and code quality defines top candidates in this field. For those seeking a role that blends deep technical challenge with strategic influence, Senior Backend Software Engineer jobs offer a rewarding and future-proof career building the digital foundations of tomorrow.