Java Developer: Build Scalable Payments Systems

WorldFirst; United Kingdom; On-site; GBP 35,000 - 55,000; Full time

Job summary

WorldFirst is seeking a Junior-Mid Java Developer to design, develop and optimize scalable Java applications, with a focus on performance and reliability. You will write clean, maintainable code and participate in code reviews.

You will work with Spring, Spring Boot, REST APIs and CI/CD pipelines, collaborating with Product, QA and DevOps to refine requirements, implement solutions and document processes to high standards.

Qualifications

• Bachelor's degree or equivalent practical experience in CS/Engineering.
• Solid proficiency in Java and related technologies (e.g., Java SE/EE).
• Experience with 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.

Responsibilities

• 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.

Skills

Java

Spring

Spring Boot

REST APIs

Git

SQL

Agile

CI/CD pipelines

Education

Bachelor's degree in Computer Science, Software Engineering, or related field

Tools

Spring

Spring Boot

Git

REST

CI/CD

Job description

WorldFirst is seeking a Junior-Mid Java Developer to design, develop and optimize scalable Java applications, with a focus on performance and reliability. You will write clean, maintainable code and participate in code reviews.

You will work with Spring, Spring Boot, REST APIs and CI/CD pipelines, collaborating with Product, QA and DevOps to refine requirements, implement solutions and document processes to high standards.