senior java backend developer

At Rockstar Games, we create world‑class entertainment experiences. By joining our team, you will contribute as Senior Software Engineer (Java) to some of the most rewarding, large‑scale creative projects in the entertainment medium. We foster an inclusive, highly motivated environment where you can learn, innovate, and collaborate with some of the most...

Backend Java Developer – Data Fabric / Platform EngineeringLocation: London (Hybrid)Employment: PermanentSalary: £70,000 – £90,000 base (dependent on experience)If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you.We’re building the core backend services of a Data Fabric platform that...

Role: Backend Java Developer – Capital Markets (FX Systems)Location: London – Hybrid - 3 days client location / 2 days WFHStart Date: September / OctoberEnd Date: 6 months Rate BreakdownDaily Rate: £400 per day (Inside IR35)Daily ACR: £308.33, plus daily holiday pay of £37.21Equivalent annual salary: £80,164.68 (including holiday paid...

Lead Java DeveloperRate: Up to £/day Inside IR35Location: Leeds - 3 Days Onsite Per WeekContract: 12 MonthsAbout the RoleWe're looking for a Lead Java Developer to join a major national digital transformation programme. The successful candidate will help build and improve high-traffic citizen-facing services used by millions across the UK.You'll lead or...

Senior Java Developer - Digital & Public ServicesA growing digital consultancy delivering complex, high-impact services into the public sector is looking for aSenior Java Developerto join its engineering capability. This is an opportunity to work on meaningful projects, contributing to the development of scalable, secure software solutions while influencing...

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life...

hackajob is partnering directly with Version 1 to hire for this role.Company Description Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster...

Senior Java Developer Scotland Remote Our client, an established financial services company, is looking for a capable Senior Java Developer to strengthen their engineering function. You'll take a hands-on role in shaping the future of their post-trade platform, spanning proprietary systems, APIs, client-facing reporting and a web portal, alongside...

Senior Java Developer Location: Telford (2 days per week onsite / 2 days per month depending on project requirements)Rate: £550 per dayContract Length: 12 MonthsClearance: BPSS Required Overview We are seeking experienced Senior Java Developers to join the COTAX Futures Team within Tax Administration, supporting a major programme focused on the...

Senior Java Developer Scotland Remote Our client, an established financial services company, is looking for a capable Senior Java Developer to strengthen their engineering function. You'll take a hands-on role in shaping the future of their post-trade platform, spanning proprietary systems, APIs, client-facing reporting and a web portal, alongside...

Java Developer HealthTech Scale-Up?? Wokingham, Berkshire (Hybrid)?? Up to £85,000 + BenefitsWere partnering with one of the UKs fastest-growing HealthTech scale-ups, transforming how hospitals deliver care through modern, cloud-based technology.In just a few years, the business has evolved from a disruptive start-up into a trusted technology partner to...

Position Description: At CGI, we’re shaping the future of digital UK Government solutions, building secure, high-impact platforms that improve services for millions across the UK. As a Senior Java Developer , you’ll play a pivotal role in designing and developing scalable, resilient back-end systems using the latest Java and microservices...

Job SummaryAs a Senior Java Developer at Eeze you will play a crucial role in shaping the development of our live casino games from concept to delivery. This position is perfect for those with a startup mindset, the ability to work independently, take initiative, and make their own decisions. Main ResponsibilitiesDesign and develop live casino games...

Location: Lancashire / Hybrid Salary: Competitive, dependent on experience Employment Type: Permanent Working Pattern: Full-time An exciting opportunity has arisen for an experienced Senior Java Developer to join a forward-thinking technology team working on modern, enterprise-scale software solutions. This is an excellent opportunity for a developer who...

Java Developer HealthTech Scale-Up?? Wokingham, Berkshire (Hybrid)?? Up to £85,000 + BenefitsWere partnering with one of the UKs fastest-growing HealthTech scale-ups, transforming how hospitals deliver care through modern, cloud-based technology.In just a few years, the business has evolved from a disruptive start-up into a trusted technology partner to...

Company DescriptionVersion 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology...

About The RoleA trillion-dollar asset management firm in London is looking or the top Java developers in the City to build out brand new functionality on their industry-leading market data systems leveraging Java 11.They’ve seen immense investment into their Risk management space recently given full autonomy to work with and bring in new opensource and...

Accepting applications until: 16 October 2026Job DescriptionYour Role: Senior Java DeveloperWe’re looking for an experienced backend engineer with a passion for technical excellence and improving user experiences. You’ll join our DAX engineering team, working on our ad server platform and related products that power campaign delivery at scale. This role...

Senior Java Developer My customer is actively hiring a talented & eager Senior Java Developer to join their growing & dynamic team. The successful candidate will be responsible for designing, developing, and maintaining Java-based applications, contributing to the full software development lifecycle from concept to deployment and beyond. This role is ideal...

About The RoleHippo is recruiting Senior Java Developers to join our Hippo Herd. Senior Java Developers work in multi-disciplinary teams that build, support & maintain User-Centred digital solutions that offer real value and work for everyone. Hippo’s Senior Java Developers are experts in their field. You will act as a senior consultant providing technical...