Senior Java Engineer
Confirmed on the employer's own hiring board on Nov 14, 2026. First seen by Alion on Nov 13, 2026. Svitla Systems scores B on the Alion truth index.
Svitla Systems Inc. is looking for a Senior Java Engineer for a full-time position (40 hours per week) in Poland. Our client is one of the largest food retailers in the world, operating thousands of stores in the United Kingdom, Ireland, and Europe. The company operates through multi-format stores and online. It operates stores in various formats differentiated by size and range of products sold, including large, small, dotcom-only, and one-stop. They offer fresh food, drinks, bakery, grocery, home and entertainment products, baby products, clothing, household appliances, frozen food, pets, health and beauty products, consumer electronics, and electrical goods. It also provides consultancy, retail banking, and insurance services. The company was founded in 1919 and is headquartered in Welwyn Garden City, the UK.
As a Senior Java Engineer, you will build and run high-quality, scalable software solutions on Java (Spring Boot or Micronaut), Microsoft Azure, and Terraform. You will apply our client’s architectural standards, including security-first thinking, own the reliability, maintainability, and performance of the systems you build, and advocate for CI/CD best practices across the team. You will also lead by example, mentoring fellow engineers and taking ownership of projects from both a technical and a project perspective in an Agile team.
Hybrid work: 1 day per week at the office.
Requirements
- Solid experience delivering Java or other JVM languages.
- Experience with Spring Boot or Micronaut.
- Experience with cloud platforms (Azure, AWS) and infrastructure automation (Terraform).
- Experience with microservices architecture.
- Good understanding of SQL (PostgreSQL) and NoSQL databases (such as Cosmos DB or CouchDB).
- Familiarity with monitoring and alerting tools (such as Splunk, xMatters, and New Relic).
- Experience with GitHub for version control.
- Experience with Zendesk and Jira.
- Experience working with Agile methodologies (Scrum/Kanban).
- Experience in system design.
- Experience taking ownership of a project and leading a team from a technical and project perspective.
- Good English communication skills.
- A proactive attitude.
Will be a plus
- Familiarity with JavaScript and TypeScript.
Responsibilities
- Develop high-quality software solutions with proficiency in Java (Spring Boot or other frameworks).
- Work with Microsoft Azure and Terraform (Infrastructure as Code), or demonstrate a willingness to learn.
- Implement and advocate CI/CD best practices for seamless software delivery.
- Maintain high-quality documentation to support development processes and system design.
- Use data-driven decision-making, balancing short-term and long-term goals and accepting appropriate trade-offs.
- Apply our client’s architectural standards and best practices, including security-first thinking and the use of tools such as Snyk and Apiiro for vulnerability management and secure coding.
- Ensure solutions are robust, scalable, and efficient.
- Take ownership of systems, driving reliability, maintainability, and performance.
- Mentor and support fellow engineers, fostering a culture of growth and collaboration.
- Automate workflows and build tools and scripts to enhance efficiency.