Senior Java Engineer - Hands-on Tech Leader & Mentor

CPS Group (UK) Limited; Cardiff; On-site; GBP 61,200 - 74,800; Full time

Benefits offered by this job

20% Bonus (Performance-related)

25 days annual leave

Job summary

CPS Group is recruiting a Senior Java Engineer for their Cardiff software engineering team. You will design and deliver complex Java applications, mentor junior engineers and contribute to architectural discussions in an Agile environment.

You'll take ownership of features from design to delivery, stay hands-on, and help drive continuous improvement in performance, security and reliability across the stack.

Qualifications

• Strong commercial experience developing applications using Java and Spring Boot.
• Experience designing and delivering complex software solutions.
• Strong knowledge of relational databases, ideally PostgreSQL.
• Experience working within Agile software development teams.
• Passion for writing clean, maintainable and well-tested code.
• Experience mentoring developers through code reviews and technical guidance.
• Strong understanding of software performance, scalability and engineering best practices.
• Excellent communication and stakeholder engagement skills.
• Experience with AWS cloud technologies.
• Exposure to React and TypeScript.

Responsibilities

• Designing and developing complex Java applications using modern engineering practices.
• Leading the delivery of key software features from design through to implementation.
• Producing technical designs and documentation to support development.
• Reviewing code and maintaining high engineering standards across the team.
• Mentoring and supporting junior and mid-level developers.
• Collaborating with Product Managers, Architects and fellow Engineers to deliver scalable software solutions.
• Identifying opportunities to improve performance, security, scalability and reliability.
• Contributing to CI/CD processes and engineering best practices.
• Exploring modern tooling, automation and AI technologies to improve software delivery.

Skills

Java

Spring Boot

Mentoring

Agile

Code reviews

Communication

React

TypeScript

AWS

Tools

React

TypeScript

AWS

Job description

CPS Group is recruiting a Senior Java Engineer for their Cardiff software engineering team. You will design and deliver complex Java applications, mentor junior engineers and contribute to architectural discussions in an Agile environment.

You'll take ownership of features from design to delivery, stay hands-on, and help drive continuous improvement in performance, security and reliability across the stack.