Senior Java Developer
First seen by Alion on Oct 29, 2026. Avenga scores B on the Alion truth index.
We’re looking for Java Engineers who will work in one of the core cross-functional mission teams, helping to build core-banking technology.
• Deliver as a member of our mission team to build and develop the technology product
• Support and oversee junior engineers and act as a subject matter expert
• Develop clean, elegant, and reusable code that is well-tested and easy to maintain and extend
• Work with stakeholders across the business to drive the direction of engineering and put the long-term interests of customers at the heart of key decisions
• Collaborate across our backend chapter to uphold engineering standards and best practices.
• Working collaboratively with the team to resolve technical issues
What makes you a great fit:
• Solid practical and theoretical knowledge of Java software development
• Strong experience of Spring Boot / Micronaut
• An understanding of Kubernetes / Docker
• An excellent understanding of AWS (deployment / configuration)
• Message-driven architectures / Kafka / event sourcing
• Success delivering in an agile environment
• Experience working on a highly secure application environment
• Ability to act as a subject matter expert and communicate with clarity and empathy to both technical and non-technical audiences
• Understanding how to translate business objectives into data driven insights
• You are available for two visits per month at the Warsaw office
Tech stack
- Java
- Spring Boot
- Micronaut
- Docker
- Kubernetes
- Kafka
- AWS