330 java backend developer opportunities in London updated today
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· Page 1 / 17Description We are looking for an experienced Senior Java Developer to join the engineering team at Xantura, helping to design, build, and evolve our cloud-based data and analytics platform used by local authorities and public sector organisations across the UK. This is a hands-on senior engineering
Requirements Must have: - We require strong experience with FX Options. - We require a background in regulatory compliance. - We prefer front-office exposure, although strong mid-office or back-office experience is acceptable if the domain alignment is strong. - We require 10+ years of core Java dev
TXPRequirements Must have: - We require active SC Clearance. - We are looking for a highly experienced Senior Software Developer. - We require strong experience with Kotlin, Java, and Spring Boot. - We need experience building scalable and resilient backend systems. - We value a strong understanding of
This is an individual contributor role responsible for the design, development, and delivery of high‑quality software solutions using C++ and Java within a defined product, platform, or client solution area. The role emphasizes hands‑on engineering, strong ownership of medium‑to‑large technical comp
The Senior Software Engineer is a hands-on individual contributor responsible for designing, building, and operating mission‑critical FX market infrastructure and matching platforms using C++ and Java. The role focuses on low‑latency, high‑throughput distributed systems with strict availability, res
Senior Software Developer (SC Cleared) Rate: 470 a day Inside IR35 Clearance Required: Active SC Clearance Contract Length: 3-month contract (scope for extension) Start Date: Early-to-mid June Location: Primarily remote with occasional onsite attendance (maximum once per month). Onsite locations may
The Senior Software Engineer is a hands-on individual contributor responsible for designing, building, and operating mission-critical FX market infrastructure and matching platforms using C and Java. The role focuses on low-latency, high-throughput distributed systems with strict availability, resil
This is an individual contributor role responsible for the design, development, and delivery of high-quality software solutions using C and Java within a defined product, platform, or client solution area. The role emphasizes hands-on engineering, strong ownership of medium-to-large technical compon
Req ID: 352524 Competitive salary | UK: Hybrid: remote + London (Canary Wharf) At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company’s growth, market presence and our ability to help our
Fastest Growing Start-up in the UK | Defence We are partnered with one of the UK's fastest-growing start-ups. They are a very technically focused group building cutting-edge decision-making technology. The company's founding team has a real pedigree, with backgrounds from the UK Special Forces, Pala
Requirements Must have: - We require proven commercial experience as a Full Stack Developer within the public sector. - We require active SC and NPPV3 clearance. - We require senior-level expertise in either Java/Spring (Boot, Data JPA, Security) or JavaScript/TypeScript with React, with mid-level e
WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long
Senior Java Developer London – (Contractors Outside IR35) In London WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-offi
collectiveworkJob description We are looking for a Senior Backend Java Developer to join the transformation of a strategic digital product enabling connectivity with external sales channels such as marketplaces, social commerce and quick-commerce platforms. The role focuses on contributing to a major architecture
NTT America, Inc.Req ID: 352524 Competitive salary | UK: Hybrid: remote + London (Canary Wharf) At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company’s growth, market presence and our ability to help our
collectiveworkJob description Context This digital product is part of a high-growth strategic pillar dedicated to digital expansion. It is a critical solution enabling product sales through a diverse network of external channels (general marketplaces, social commerce, quick-commerce). The platform is currently un
NTT DATA ServicesReq ID: 352524 Competitive salary | UK: Hybrid: remote + London (Canary Wharf) At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company’s growth, market presence and our ability to help our
DeepHealthJob description Company Overview CIMAR UK Ltd, now a part of DeepHealth, is a leading provider in the SaaS (Software-as-a-Service) healthcare sector, specialising in advanced cloud-based image management solutions. Our technology empowers healthcare organisations to optimise image management process
About the Job you are considering: We are looking for a Java Full Stack Developer to design, develop, and enhance scalable workflow solutions. In this role, you will work with a modern technology stack to build end-to-end applications, including Java-based backend services (Spring Boot, microservice
NTT DATA Serv UK LimitedReq ID: 352524 Competitive salary | UK: Hybrid: remote + London (Canary Wharf) At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company’s growth, market presence and our ability to help our
Software Engineer, Developer, Backend – Java – Identity - IAM Contract – Until End of December 2026 (Renewable) Rate: £500 per day – Inside IR35 Location:Essex based offices (between Brentwood and Basildon) 4 days a week The banking and finance arm of one of the world’s leading manufacturing compani
Beyond SportsSoftware Engineer (Java) Are you passionate about building software solutions that engage millions of sports fans worldwide? Do you want to work in a collaborative environment, building cutting-edge technology that powers web and native applications across the sports industry? If so, we want to hear
Java Developer ANANYA IT SERVICES LTD is a rapidly expanding organization based in London. Our aim is to provide high quality business solutions tailored to individual customer requirements. Our work focuses on building in-house UI Design Systems (cross platforms) for growing and well-established co
Nigel Wright GroupCompany We’re working with a highly specialist software business operating in a critical, safety-focused global domain, supporting infrastructure that underpins modern connectivity and energy networks. Their platforms are used by operational teams worldwide and must be reliable, scalable and always
Sargent-DiscWe are looking for an experienced Senior Backend Developer to play a key role in the development of our Digital Production Office® platform and related payroll systems used across the film, television and media industries. You will design and build high quality backend services, architect complex so
Sargent-Disc LtdWe are looking for an experienced Senior Backend Developer to play a key role in the development of our Digital Production Office® platform and related payroll systems used across the film, television and media industries. Any additional information you require for this job can be found in the below
Company Description Wavenet is a managed services provider specialising in cybersecurity, communications, and connectivity solutions that evolve alongside our customers' businesses—no matter what the future brings. Since our inception in 2000, we have been dedicated to keeping businesses connected.
Company Description Wavenet is a managed services provider specialising in cybersecurity, communications, and connectivity solutions that evolve alongside our customers' businesses—no matter what the future brings. Since our inception in 2000, we have been dedicated to keeping businesses connected.
EEZERole Overview We are seeking a Senior Java Developer to join our Core Platform Team. This role is critical to building and maintaining the scalable backend infrastructure of our Live Casino platform, ensuring it can support high-concurrency gameplay, real-time interactions, and a distributed microse
£43,000 – £69,000/year
Estimation confidence: High
Estimate based on market data for London. Actual salaries may vary depending on experience, company, and area.
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