senior java backend developer

Our client is recognised internationally for its expertise in the archiving and digital preservation of valuable data across a range of industry sectors including life sciences, heritage and higher education. They are seeking a talented and self-motivated Senior Java Developer to join an Agile development team based in their Reading...

Role ProfileThe Senior lead Scala Engineer will play a key role in the engineering and delivery of a critical market‑infrastructure service within the Equities platform, with a strong focus on AWS cloud‑native development. Reporting directly to the Senior Technical Delivery Engineer, Post Trade, the successful candidate will be responsible for designing,...

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...

Location: UK (Hybrid / Onsite as required)Experience: 5+ yearsRole Type: Fixed Term ContractOverviewWe are developing a scalable Data Fabric platform that ingests, transforms, and serves trusted data products across multiple domains. The platform spans on‑premise and cloud environments and underpins a wide range of analytics and operational...

Company DescriptionVersion 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 strong partnerships with leading technology giants including Microsoft,...

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 12 month contract Hybrid working – Multiple UK office locations £700-£750 per day Inside IR35 Network IT are currently recruiting for a Senior Java Developer to help design, build and support software products that underpin numerous digital user-focused services.  You will work closely with architecture, engineering and...

Senior Java Developer Build, improve, and ship software that matters. We’re looking for an experienced Java Developer to join a collaborative engineering team and work on products used in a fast-paced, technology-driven environment. You’ll be involved across the development lifecycle — from building new features and improving existing applications to...

Help build and operate reliable, scalable and secure digital services that support UK businesses and trade . Department for Business, Innovation, Science and Trade (BIST), in partnership with Inspire People, is seeking a Senior Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with...

About the job LotusFlare is a provider of cloud-native SaaS products based in the heart of Silicon Valley. Founded by the team that helped Facebook reach over one billion users, LotusFlare was founded to make affordable mobile communications available to everyone on Earth.Today, LotusFlare focuses on designing, building, and continuously evolving a...

Job DescriptionSenior Java Developer Scotland RemoteOur 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,...

Job DescriptionA high number of candidates may make applications for this position, so make sure to send your CV and application through as soon as possible.We are seeking a highly skilled and experienced Java Developer to lead the design, development, and delivery of scalable, secure, and high-performance enterprise applications. The ideal candidate will...

Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products.All potential applicants are encouraged to scroll through and read the complete job description before applying.Initially it will be a six-month...

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...

A trusted UK Central Government technology programme is looking for an experienced Senior Java Developer to join their high-impact delivery team. Working on mission-critical systems that support national infrastructure, this role offers the chance to work fully remotely on challenging and technically rich work across legacy and modern platforms.You will be...

Job DescriptionIncrease your chances of reaching the interview stage by reading the complete job description and applying promptly.Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products.Initially it will...

Job DescriptionTo be considered for an interview, please make sure your application is full in line with the job specs as found below.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...

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...

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...

Our vision is to give everyone the belief they can make their move. We aim to make moving simpler, by giving everyone the best place to turn to and return to for access to the tools, expertise, trust, and belief to make it happen. We’re home to the UK’s largest choice of properties and are the go-to destination for millions of people planning their next...