Jobs in Cardiff, United Kingdom

Salary: up to £70k + bonus + benefits.

Our client is a global technology company operating in the payments space. They\'re investing heavily in their engineering capability across Northern Ireland, with a focus on building modern, scalable platforms that support businesses in managing and growing their operations.

As a Senior Java Developer, you\'ll be part of a growing team delivering backend services and portal systems that support core business functions. You\'ll have the opportunity to work with a range of modern technologies and software development practices, including Behaviour-Driven Development (BDD) and continuous integration/deployment pipelines.

The role offers exposure to complex systems architecture and meaningful input into how systems are designed, built, and deployed. You\'ll work across projects of varying scale, from solo contributions to larger collaborative efforts, all while supported by a strong technical leadership team.

• Design and build backend services and web platforms that support key business operations


• Write clean, testable code and contribute to system architecture discussions


• Work closely with product and engineering teams to ensure solutions align with business needs


• Improve development workflows through tooling, automation, and knowledge sharing


• Participate in code reviews, estimation, deployment, and system monitoring


• Contribute to a culture of continuous improvement and high engineering standards

• 6-8 years of commercial experience in software engineering


• Strong Java development experience (or similar OO language such as C#, Go, or Ruby)


• Experience with backend application design, API development, and systems integration


• Familiar with relational databases, SQL, caching, and messaging systems


• Understanding of web technologies including HTML, CSS, and JavaScript


• Knowledge of design patterns, test automation, and modern development best practices


• Comfortable working in Linux or Windows environments


• Proven ability to translate complex business requirements into scalable software solutions


• Strong communication and collaboration skills, with the ability to work independently when needed

• Join a fast-moving product-focused company solving real customer problems


• Minimal hierarchy and full engineering ownership of work


• Modern tech stack and tooling with continuous delivery in mind


• Flexible hybrid working and a high-trust environment


• A strong local engineering presence backed by global scale

If you\'re a Java developer looking to build impactful systems in a supportive and technically strong team, apply via the link. Or contact Phil Gamble directly via LinkedIn or WhatsApp for a confidential conversation.

Phil Gamble has over 20 years of experience in the Tech recruitment industry, successfully delivering on challenging IT recruitment campaigns in global software companies across the US, UK, and Ireland. He takes a personalised approach to understanding candidates and has garnered praise for his professionalism and dedication to their career goals.

"Phil was by far the best recruiter I have ever dealt with..."

"Phil has helped me find new roles more than once... He takes the time to understand what I\'m looking for..."

"Phil is a professional who does not treat his candidates as resources..."