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Senior Backend Engineer
Senior Backend Engineer
Plexus Resource Solutions Ltd
United States
From £190,000 to £240,000 per annum
$190k - $240k Fully Remote San Francisco, USA RAISED OVER $100 MILLION!!! Plexus has another great opportunity in the Web3 space. The company is creating entertainment that empowers on the blockchain. Powered by talent from around the globe, they believe in making bold moves to create products that have never been seen in the marketplace. They are looking for a Senior Backend Engineer to join their DEX team to design, built and scale the services that power decentralized trading. * Architect and Build DEX services with a focus on throughput, determinism, and fault isolation. * Design APIs (REST/WebSocket) and data models that are explicit , versioned, and easy to integrate. * Integrate on-chain logic with their blockchain. * Performance and Reliability. * Security and Compliance by Design. * Observability: Define golden signals, metrics, tracing and error budgets.
$190k - $240k Fully Remote San Francisco, USA RAISED OVER $100 MILLION!!! Plexus has another great opportunity in the Web3 space. The company is creating entertainment that empowers on the blockchain. Powered by talent from around the globe, they believe in making bold moves to create products that have never been seen in the marketplace. They are looking for a Senior Backend Engineer to join their DEX team to design, built and scale the services that power decentralized trading. * Architect and Build DEX services with a focus on throughput, determinism, and fault isolation. * Design APIs (REST/WebSocket) and data models that are explicit , versioned, and easy to integrate. * Integrate on-chain logic with their blockchain. * Performance and Reliability. * Security and Compliance by Design. * Observability: Define golden signals, metrics, tracing and error budgets.
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Join Netcompany in leveraging technological innovations to foster societal transformation. Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees Choice Awards for 2024. As one of the fastest growing technology companies, we are disrupting the marketplace and revolutionizing the way businesses operate. Our vision is to be the leading digital challenger in Europe whilst evolving the next generation of IT consulting. Operating across both public and private sectors, we offer a comprehensive range of services from product design and engineering, digital strategy, data services & management (Machine Learning and AI), cloud migration to program delivery and service operations, our offerings are designed to meet diverse business needs. Job Description
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Halian Technology Limited
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Senior Software Engineer – Vice President (Java Focus)
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Anson Mccade
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Senior Java Developer
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London, UK 6 Month Contract An incredible opportunity for an experienced Senior Go Developer with strong backend engineering skills to join a prestigious tech client on a contract basis. Known for its high bar for engineering quality, this isn't your typical banking or fintech gig - contractors here are genuinely embedded, involved, and making meaningful impact from day one. As a Senior Go Developer, you'll play a key role in building mission-critical, data-driven services that power core parts of the platform. You'll take ownership across the full development lifecycle, from system design and implementation to optimisation and release. You'll be working in an open, fast-moving environment where ideas get tested quickly and good engineering practices are taken seriously. If you like seeing your work go live within days - not weeks - you'll fit right in.
This is a Hybrid Manchester based role. All candidates must be able to occasionally commute to a Manchester office base. About Them This flagship tech organisation are shaping the future of their highly valuable sector. Their platform is built on cutting-edge technologies, and they are scaling fast. They believe in clean code, strong ownership, and empowering their engineers to build with purpose. Now, they're looking for a Technical Lead with deep Java expertise to lead one of their core development teams. The Role As a Java Engineering Lead, you'll split your time between hands-on technical leadership and people management. You'll be leading a team of talented Java engineers, driving project delivery, shaping technical direction, and nurturing a high-performance engineering culture. What You'll Do
This is a Hybrid Manchester based role. All candidates must be able to occasionally commute to a Manchester office base. About Them This flagship tech organisation are shaping the future of their highly valuable sector. Their platform is built on cutting-edge technologies, and they are scaling fast. They believe in clean code, strong ownership, and empowering their engineers to build with purpose. Now, they're looking for a Technical Lead with deep Java expertise to lead one of their core development teams. The Role As a Java Engineering Lead, you'll split your time between hands-on technical leadership and people management. You'll be leading a team of talented Java engineers, driving project delivery, shaping technical direction, and nurturing a high-performance engineering culture. What You'll Do
Senior Backend Software Engineer
Senior Backend Software Engineer
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EC1, City of London
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Senior Java Developer London - Hybrid 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 technology solutions quickly, efficiently and as stress free as possible We keep things simple and have a ruthless, uncomplicated focus on how our customers can use technology to add value to their business. That's why we avoid tricky or ambiguous jargon in our service offerings: as far we we're concerned, we're always there to collaborate with clients and use our experiences to shape and affect the delivery of their technology roadmaps as positively as possible. It's as simple as that. We're looking for passionate, talented tech experts who want to work on projects that matter.
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Senior Full Stack Developer JavaScript Python API
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Client Server
EC2A, City of London, EC2A 4EB
£90000 - £110000 per annum + benefits
Backend Software Engineer / Developer (Golang Kafka API) London / WFH to £110k Do you have a deep knowledge of Go / Golang combined with software architecture and design skills? You could be progressing your career as a Backend Software Engineer at a start-up payments technology company that is revolutionising the payments industry to Africa, improving speed, cost and reliability. As a Backend Software Engineer you'll focus on backend system design, event driven architecture and APIs with a focus on scalability and reliability. You'll join a small, collaborative, Agile team working on 2 week sprints, you'll be a key part of tech discussions and decision making. You'll join colleagues in the London, Canary Wharf offices three days a week (also the possibility to be remote in the UK).
Backend Software Engineer / Developer (Golang Kafka API) London / WFH to £110k Do you have a deep knowledge of Go / Golang combined with software architecture and design skills? You could be progressing your career as a Backend Software Engineer at a start-up payments technology company that is revolutionising the payments industry to Africa, improving speed, cost and reliability. As a Backend Software Engineer you'll focus on backend system design, event driven architecture and APIs with a focus on scalability and reliability. You'll join a small, collaborative, Agile team working on 2 week sprints, you'll be a key part of tech discussions and decision making. You'll join colleagues in the London, Canary Wharf offices three days a week (also the possibility to be remote in the UK).
NEWPREMIUM
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Senior Backend Engineer
Senior Backend Engineer
Ncounter LTD
W1, Central London
From £120,000 to £160,000 per annum Equity and package
Product-Focused Backend Engineer Functional Programming & Distributed Systems London (Hybrid) | £120,000£160,000 + Equity At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
Product-Focused Backend Engineer Functional Programming & Distributed Systems London (Hybrid) | £120,000£160,000 + Equity At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
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Scala Developer- JS/Typescript nice to have - 6 months - Hybrid (2 days pw) - Central LDN A Full Stack Senior Software Engineer is required to join a highly skilled engineering team with a renowned media client. You will be working with functional Scala and while this is a backend leaning role, if you haveexperience working with Typescript (React preferable) this would be highly advantageous. Cloud experience working with AWS is also highly advantageous here. * Scala (Essential) * Typescript/JS (Nice to havel) * React (Preferred) * AWS This is a 2 stage interview process: 1 hour paired programming & 1 hour face to face. The client are looking for an ASAP start but a notice period of max 4 weeks can be entertained- please send on your updated CV and let's discuss!
Scala Developer- JS/Typescript nice to have - 6 months - Hybrid (2 days pw) - Central LDN A Full Stack Senior Software Engineer is required to join a highly skilled engineering team with a renowned media client. You will be working with functional Scala and while this is a backend leaning role, if you haveexperience working with Typescript (React preferable) this would be highly advantageous. Cloud experience working with AWS is also highly advantageous here. * Scala (Essential) * Typescript/JS (Nice to havel) * React (Preferred) * AWS This is a 2 stage interview process: 1 hour paired programming & 1 hour face to face. The client are looking for an ASAP start but a notice period of max 4 weeks can be entertained- please send on your updated CV and let's discuss!
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One of the UKs most iconic omni-channel retailers is looking for aLead Java Developerto join their expanding digital engineering function. This position requires deep expertise in Kotlin or modern Java, strong architectural understanding of microservices, and a passion for technical leadership and mentoring. Experience working within ecommerce, mobile, or customer-facing digital platforms is highly desirable. This role is a remote position. Youll have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical direction
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We are working with a leading client in the technology sector who are seeking several Senior Java Developers to join their growing team in London. Candidates MUST have experience with Java and Python programming languages. This is a hands-on role suited to an experienced Senior Developer with strong core Java expertise and a solid understanding of modern software engineering practices. You’ll be contributing to the design and development of high performance, scalable systems while mentoring junior team members and playing a key role in technical decision-making. Extensive experience in Java development plus experience with Python. Strong understanding of microservices, distributed systems, and cloud technologies. Experience acting as a trusted advisor to key clients, helping shape their technology strategy aligned with business goals.
We are working with a leading client in the technology sector who are seeking several Senior Java Developers to join their growing team in London. Candidates MUST have experience with Java and Python programming languages. This is a hands-on role suited to an experienced Senior Developer with strong core Java expertise and a solid understanding of modern software engineering practices. You’ll be contributing to the design and development of high performance, scalable systems while mentoring junior team members and playing a key role in technical decision-making. Extensive experience in Java development plus experience with Python. Strong understanding of microservices, distributed systems, and cloud technologies. Experience acting as a trusted advisor to key clients, helping shape their technology strategy aligned with business goals.
Remote, UK 6 Month Contract An incredible opportunity for an experienced Senior Backend Engineer with advanced Go skills to join a prestigious tech client on a contract basis. This company is renowned for its engineering excellence, and they're looking for a Senior Backend Engineer who can take their distributed systems to the next level. As a Senior Backend Engineer, you'll be working on mission-critical, data-intensive applications that push the boundaries of technology, taking ownership of the full software engineering lifecycle, including design, development, and implementation. Reporting into an Engineering Manager, the Senior Backend Engineer will also leverage modern technologies like AWS, Kubernetes, Docker, and Kafka, whilst also architecting and implementing microservices-based solutions in collaboration with cross-functional teams.
Remote, UK 6 Month Contract An incredible opportunity for an experienced Senior Backend Engineer with advanced Go skills to join a prestigious tech client on a contract basis. This company is renowned for its engineering excellence, and they're looking for a Senior Backend Engineer who can take their distributed systems to the next level. As a Senior Backend Engineer, you'll be working on mission-critical, data-intensive applications that push the boundaries of technology, taking ownership of the full software engineering lifecycle, including design, development, and implementation. Reporting into an Engineering Manager, the Senior Backend Engineer will also leverage modern technologies like AWS, Kubernetes, Docker, and Kafka, whilst also architecting and implementing microservices-based solutions in collaboration with cross-functional teams.