Join to apply for the Senior Software Developer (Java) role at Xibis Ltd
Location: United Kingdom, UK Wide
Employment type: Full Time
As a Senior Java Developer at Xibis Ltd, you’ll design and deliver robust, high‑performing software solutions that help clients solve complex business challenges. You’ll play a leading role in building scalable, enterprise‑grade applications using Java and Spring Boot, shaping technology outcomes that drive lasting impact. Working within a collaborative and Agile environment, you’ll guide and mentor others while applying your expertise to deliver projects that transform industries. You’ll be part of a culture that values ownership, creativity, and support, where your technical skills and ideas will help clients achieve meaningful results and where your career can grow in any direction you choose.
Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance.
Key Responsibilities
* Design, develop, and maintain enterprise‑level Java applications using Spring Boot
* Collaborate with clients and teams to define and deliver robust, scalable solutions
* Contribute to all stages of the software development lifecycle
* Lead Agile ceremonies and support continuous improvement initiatives
* Ensure code quality and maintainability through reviews and testing
* Mentor junior developers and foster a culture of collaboration and learning
* Engage with stakeholders to align technical outcomes with business goals
Essential Qualifications
* Proven experience in Java development (Java 8 or higher)
* Strong knowledge of Spring Boot and RESTful API development
* Experience with Agile methodologies using Jira, Confluence, and Git
* Strong understanding of software engineering best practices and testing
* Excellent communication and stakeholder management skills
* Experience mentoring or leading technical teams
Desirable Qualifications
* Experience in IT consulting or client‑facing roles
* Knowledge of AWS, Azure, or GCP
* Familiarity with containerisation tools (Docker, Kubernetes) and CI/CD pipelines
* Exposure to microservices architecture and API integration
Skills
* Java
* RESTful APIs
* Spring Boot
We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces.
CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee.
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