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Senior Software BE Engineer United Kingdom Jobs

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Senior Software Engineer - UltraGrid
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Join our experienced team in London as a Senior Software Engineer for the mission-critical UltraGrid engine. You will architect and optimize high-performance, cost-efficient systems using Java/Scala, with Rust as a bonus. We offer competitive compensation, stock options, comprehensive benefits, a...
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United Kingdom , London
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Not provided
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Hypervolt Limited
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Senior Software Validation and Verification Engineer
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Join Instro in Sandwich as a Senior Software V&V Engineer. Develop robust test environments and processes for new product firmware within an agile, multi-disciplinary team. This role requires SC clearance eligibility and offers a competitive package including profit sharing.
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United Kingdom , Sandwich
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Instro Precision
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Senior Software Engineer - Internal Tools
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Join Lunar Energy as a Senior Software Engineer for Internal Tools. Develop high-impact Python tools and automation to boost productivity across our cross-atlantic teams. You'll architect solutions, manage data lakes, and integrate systems using AWS and IaC. Enjoy a competitive package with stock...
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United Kingdom
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Lunar Energy
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Senior Software Engineer
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Join Made Tech to use your software engineering skills for public good. As a Senior Software Engineer, you'll deliver impactful digital services across the UK government and NHS. This remote-friendly role requires agile experience, cloud platform knowledge, and eligibility for SC clearance. Enjoy...
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United Kingdom , Bristol; London; Manchester; Swansea
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50000.00 - 70000.00 GBP / Year
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Made Tech
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Senior Software Engineer
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Join Dalet as a Senior Software Engineer in London. Develop core C++ applications for media processing, transcoding, and rendering within a broadcast/film environment. Collaborate with talented teams in a dynamic, global company offering excellent career growth. Revolutionize media workflows in a...
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United Kingdom , London
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Dalet
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Senior Software Engineer
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Join our mission-driven UK team as a Senior Software Engineer. Leverage your deep full-stack expertise in TypeScript, Python, and AWS/GCP to build and run revolutionary products. Enjoy a collaborative, remote-friendly culture with a strong focus on product impact and modern engineering practices.
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United Kingdom
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Prolific
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Senior Software Engineer
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Join Retail Insight as a Senior Fullstack Software Engineer in Richmond-Upon-Thames. Design and build cutting-edge analytics platforms using .NET Core, React JS, and SQL/NoSQL databases. Enjoy a hybrid model, private medical insurance, and structured career development in a collaborative team.
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United Kingdom , Richmond-Upon-Thames
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Retail Insight
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Senior Software Engineer
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Join TxODDS in London as a Senior Software Engineer. You will design scalable solutions using Scala, Kafka, and SQL, while championing simplicity and best practices. This strategic role involves mentoring, architectural decisions, and pioneering AI-assisted development for global sports betting t...
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United Kingdom , London
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TXODDS
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Senior Software Engineer
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Join Perk as a Senior Software Engineer in Edinburgh. Develop our next-gen travel & spend platform using Python/Django and/or React. We seek an expert full-stack developer with a product mindset, passion for quality, and Agile experience. Enjoy competitive pay, equity, private healthcare, and amp...
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United Kingdom , Edinburgh
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Yokoy
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Senior Software Engineer - Desktop
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Join Anaconda's Desktop team as a Senior Software Engineer to redefine tools for data scientists. You'll build a next-gen Electron app with React/TypeScript, integrating Python environments and AI tools. Enjoy a UK remote role with comprehensive benefits and a focus on user-centric development.
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United Kingdom
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Anaconda
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Senior Software Engineer II
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Lead the design and scaling of a planet-scale cloud control plane for global IoT fleets at Axon. This senior role requires 10+ years in distributed systems, deep expertise in Go, Kubernetes, and cloud-native security. Based in London, you'll directly impact public safety while enjoying a competit...
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United Kingdom , London
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Axon
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Senior Software Engineer in Test
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Join Axon's mission to protect life as a Senior SDET in London. You will architect test infrastructure and lead automation for mission-critical, AI-powered public safety platforms. This role requires 7+ years' experience in test automation, proficiency in languages like Python/Java, and expertise...
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United Kingdom , London
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Axon
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Senior Software Engineer – GTM Systems
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Join our London team as a Senior Software Engineer for GTM Systems. You will build scalable tools on Salesforce and Snowflake, using Python, SQL, and Apex. Translate business needs into technical solutions and mentor peers in a fast-growing startup. Enjoy competitive salary, equity, comprehensive...
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United Kingdom , London
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Intercom
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Senior Software Engineer
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Join Arrcus as a Senior Software Engineer in the UK. You will qualify key customer deployments, focusing on networking protocols like IPv4/IPv6, MPLS, and EVPN. The role requires strong Python skills, test automation, and experience with Spirent/IXIA equipment. We offer competitive bonus + equity...
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United Kingdom
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125000.00 - 150000.00 USD / Year
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Arrcus
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Senior Software Engineer (Front End)
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Join Matillion in Manchester as a Senior Front End Software Engineer. Utilize your expertise in React, TypeScript, and modern UI architecture to build performant, user-centric applications. You will leverage AI-powered tools, own features through the full SDLC, and enjoy benefits like equity and ...
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United Kingdom , Manchester
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59600.00 - 89400.00 GBP / Year
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Matillion
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Senior Automation Software Engineer
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Lead complex automation solutions for naval combat systems as a Senior Engineer in New Malden. Utilize your C#/PowerShell and VMware expertise to design and maintain critical deployment frameworks. This role offers technical leadership, mentorship, and the chance to shape automation strategy with...
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United Kingdom , New Malden
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37.25 GBP / Hour
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Outsource UK
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Senior Java Software Engineer
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Join a high-profile project as a Senior Java Engineer, focusing on backend systems for complex financial and actuarial data. This contract role requires strong expertise in the Spring ecosystem and AWS with IaC tools like Terraform. Deliver scalable solutions in a regulated UK environment, workin...
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United Kingdom
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Orbis Consultants
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Senior Salesforce Software Engineer
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Join Gigaclear as a Senior Salesforce Software Engineer in Abingdon. Transform our Salesforce product using Apex, LWC, and integrations to empower UK communities with fibre broadband. We seek a certified expert with 2-3+ years' hands-on experience in development, APIs, and CI/CD. Enjoy a generous...
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United Kingdom , Abingdon
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360 Resourcing Solutions
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Senior Software Engineer (Blockchain)
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Join a pioneering UK organisation to shape the future of digital finance as a Senior Software Engineer. Develop cutting-edge blockchain solutions using Solidity, TypeScript, and EVM. Build scalable DeFi systems and user interfaces in a fully remote, high-impact role with competitive benefits.
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United Kingdom
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120000.00 GBP / Year
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Formula Recruitment
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Senior Embedded Software Engineer
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Join a scaling Tech for Good company in London as a Senior Embedded Software Engineer. You will design and test firmware for embedded systems, using your 5+ years of C expertise in IoT and wireless communications. This hybrid role offers the chance to work on data-driven, AI-first solutions with ...
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United Kingdom , London
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100000.00 GBP / Year
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Formula Recruitment
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Explore a world of opportunity in senior software backend engineering jobs, where experienced professionals architect the core logic and services that power modern applications. A Senior Backend Engineer is a pivotal technical leader responsible for designing, building, and maintaining the server-side components, databases, and APIs that form the foundation of software systems. This role goes beyond writing code; it involves making critical architectural decisions that ensure scalability, reliability, security, and performance as user bases grow and data volumes increase. Professionals in these jobs typically own the end-to-end development of robust backend services. Common responsibilities include designing and implementing efficient data models and database schemas, building well-documented and secure RESTful or GraphQL APIs, and developing the business logic that drives application functionality. They are deeply involved in integrating various third-party services, managing authentication and authorization systems, and ensuring data integrity and protection. A significant part of the role is optimizing system performance, diagnosing complex bottlenecks, and planning for scalability, often using cloud-native patterns like microservices, serverless functions, and event-driven architectures. Furthermore, senior engineers are expected to establish and champion best practices in code quality, testing, and deployment, frequently mentoring junior team members and collaborating closely with frontend engineers, DevOps specialists, and product managers. The typical skill set for these senior roles is extensive. Proficiency in one or more backend programming languages such as Python, Java, Go, C#, or Node.js is fundamental. A strong grasp of database technologies, both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, DynamoDB), is essential. Candidates are expected to have hands-on experience with cloud platforms like AWS, Azure, or Google Cloud, and with infrastructure-as-code tools such as Docker and Kubernetes. Understanding CI/CD pipelines, version control with Git, and comprehensive testing strategies are standard requirements. Beyond technical prowess, successful senior backend engineers possess excellent problem-solving abilities, clear communication skills for articulating complex technical concepts, and a proven track record of taking ownership of projects from conception to deployment and iterative improvement. For those with the requisite experience and a passion for building resilient systems, senior software backend engineer jobs offer a challenging and rewarding career path at the heart of technological innovation.

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