Backend Java / Python Developer

Who you are

• Proven experience as a Back-End Developer with a strong focus on Java
• Experience supporting live production environments and resolving incidents or defects
• Strong debugging, problem-solving, and root cause analysis skills
• Solid understanding of RESTful APIs, microservices, and event-driven systems
• Hands-on experience with Postgres/SQL, Active MQ, and Liquibase
• Experience using JUnit, Mockito, and Wiremock for testing code fixes and regression testing
• Proficiency in version control systems such as Git and working knowledge of CI/CD pipelines
• Experience with containerization (Docker) and orchestration (Kubernetes, ideally AKS)
• Knowledge of Azure services such as Function Apps, Azure DevOps, and monitoring tools
• Ability to work collaboratively in fast-paced agile or DevOps environments
• Strong communication and documentation skills, especially for incident reporting and defect logs.
• Experience with Microsoft Azure cloud services (e.g., Azure Functions, Azure Storage, Azure App Service)
• Knowledge of ITIL incident and problem management processes
• Knowledge of Kubernetes for container orchestration and management
• Familiarity with containerization technologies such as Docker or Kubernetes
• Knowledge of CI/CD tools and practices
• Understanding of microservices architecture and development
• Familiarity with CQRS, Event Sourcing, and Pub/Sub architectures
• Experience working with cloud-native and microservice-based architectures

What the job involves

• Investigate, diagnose, and resolve live system defects and production incidents in line with SLAs
• Analyse logs, metrics, and traces to identify root causes of complex technical issues
• Design, develop, and deploy stable, well-tested fixes using Java and related frameworks
• Collaborate with 2nd Line (AMS) Operations, QA, and Feature Teams as appropriate to triage and prioritise defects
• Implement hotfixes and patches to production environments safely, following change management protocols
• Support post-incident reviews, contributing to preventative actions and service improvement
• Maintain clear documentation of incident investigations, defect resolutions, and code changes
• Monitor system health and performance using existing observability and alerting tools
• Contribute to improving the reliability and maintainability of backend systems and services
• Provide technical expertise and mentoring in diagnosing and resolving backend issues

Benefits

• Autonomy to develop and grow your skills and experience
• Be part of exciting project work that is making a difference in society
• Strong, inspiring and thought-provoking leadership
• A supportive and collaborative environment
• Development access to LinkedIn Learning, a management development programme and training
• Wellness 24/7 Confidential employee assistance programme
• Social - Breakfast Tuesdays, Pizza Thursday monthly, weekly social in the office and commitment to charitable causes
• Time off 25 days a year
• Pension Salary Exchange Scheme with 4% employer contribution and 5% employee contribution
• Discretionary Company Bonus based on company and individual performance
• Life Assurance of 4 times base salary
• Private Medical Insurance which is non-contributory (spouse and dependants included)
• Worldwide Travel Insurance which is non-contributory (spouse and dependants included)
• Benefits Platform offering various retail and leisure discounts