> Markdown version of [/jobs/ext/3045722-java-developer](https://www.wearedevelopers.com/jobs/ext/3045722-java-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Developer - **Company:** WorldFirst - **Location:** London, UK - **Salary:** £49,374.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Code Review, Databases, Software Debugging, DevOps, Revision Control Systems, Java Platform Standard Edition (J2SE), Java Web Services, PostgreSQL, MySQL, Software Engineering, Software Requirements Analysis, Software Systems, Web Services, Spring-boot, Git, Information Technology, Restful APIs - **Published:** September 24, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5895235723 ## About the Role * Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience). * Solid proficiency in Java and related technologies (e.g., Java SE/EE). * Experience with frameworks such as Spring and Spring Boot. * Basic understanding of databases and SQL (e.g., MySQL, PostgreSQL). * Familiarity with version control tools, particularly Git. * Experience with RESTful APIs and web services. * Understanding of Agile development methodologies. * Knowledge of DevOps principles and CI/CD pipelines. The ideal candidate will also have: Card Issuing Experience: Exposure to card issuing systems, payment processing, or APIs related to transaction and card management would be a significant advantage.Nice to have - Familiarity with SofaStack and Oceanbase. ## Description Introduction: We're WorldFirst, an international payments business helping move money around the world. We became part of Ant Group in 2019, accelerating our mission to create the world's best platform for international trade by combining WorldFirst's products with Ant's solutions aimed at enabling the digitalization of the modern services industry globally. We have a shared purpose 'to make it easy to do business anywhere.' Together, we are advancing our shared aim of bringing innovative, inclusive and affordable services to small and medium-sized businesses and online merchants in the rapidly growing area of cross-border trade. We have operational support teams in 32+ offices around the world, to support our millions of customers globally. What we're looking for:We are a collaborative and forward-thinking team focused on building high-performance applications. We're now seeking a passionate and driven Junior-Mid Java Developer to join our team and help deliver top-tier software solutions. What you'll do: * Design, develop, and implement Java-based applications with a focus on scalability and performance. * Write well-structured, efficient, and maintainable code. * Debug and troubleshoot issues in existing applications, applying fixes and improvements. * Collaborate with cross-functional teams (Product, QA, DevOps, etc.) to refine system requirements and deliver solutions. * Participate in code reviews and maintain a high standard of quality and best practices. * Create and maintain technical documentation for applications and processes. * Stay up-to-date with the latest Java technologies, frameworks, and best practices. ## Related Videos - [Enterprise-Cloud-Native - Fast-Paced Development & Deployment in a Highly Secure Banking Environment](https://www.wearedevelopers.com/videos/671-enterprise-cloud-native-fast-paced-development-deployment-in-a-highly-secure-banking-environment) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Shifting Stress to Progress— Understanding DevOps to do DevOps Better](https://www.wearedevelopers.com/videos/268-shifting-stress-to-progress-understanding-devops-to-do-devops-better) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Branch your database like your code: How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand) - [Coffee with Developers - Silvio Barbieri](https://www.wearedevelopers.com/videos/897-coffee-with-developers-silvio-barbieri) ## Related Articles - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Java Basics](https://www.wearedevelopers.com/magazine/122-java-basics) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe)