Senior Java Developer

As a Senior Java Developer, you’ll play a pivotal role in driving innovation and ensuring seamless integration across complex systems that power large-scale programmes. You’ll work within an open, collaborative culture where you can influence design decisions, mentor others, and see your ideas brought to life. This is an opportunity to contribute to mission-critical outcomes while being part of a team that values creativity, accountability, and continual learning. In this role, you will design, develop, and deliver high-quality Java solutions that form the backbone of critical client integration services. You’ll collaborate closely with clients, business analysts, and cross-functional teams to ensure robust design, security, and performance are embedded from the start. You will also mentor junior developers, contributing to a culture of technical excellence and continuous improvement. You’ll take ownership of software components through the full lifecycle from concept and coding through to testing, deployment and optimisation. Working within CGI’s collaborative environment, you’ll be empowered to innovate, challenge convention, and deliver impactful solutions that make a measurable difference. Key responsibilities: • Lead and Innovate: Design and implement scalable backend solutions using Java and modern middleware technologies • Mentor and Support: Guide and develop junior team members through peer reviews, technical coaching and code quality initiatives • Collaborate and Deliver: Work closely with clients, architects, and delivery teams to ensure requirements are clearly defined and achieved • Develop and Optimise: Create clean, efficient, and secure code following best practices and coding standards • Integrate and Enhance: Contribute to API development and integration strategies that strengthen business systems • Assure and Improve: Conduct technical reviews, identify performance improvements, and ensure adherence to secure coding practices