Senior Java Engineer – Hybrid, Microservices & Enterprise Apps

BAE Systems; Poznań; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Private medical care

Lunch voucher

Multi-sport card

Social events

Cross company free share program

Life insurance

Flexible working hours and hybrid

Home office space subsidy

Job summary

BAE Systems Digital Intelligence in Poznan is seeking a (Senior) Java Engineer to join an agile team delivering enterprise-scale applications in a hybrid working environment.

You will turn high-level designs into concrete engineering tasks, collaborating with architects and developers, and contribute to microservice design, testing and troubleshooting.

The role offers technical autonomy, exposure to modern stacks, and opportunities to shape software delivery across a growing programme.

Qualifications

• Java 21 proficiency or higher.
• Spring and Spring Boot experience.
• API development and REST principles.
• Experience with PostgreSQL or relational databases.
• Familiarity with DevOps and CI/CD pipelines.

Responsibilities

• Share knowledge with other engineers to deliver advanced solutions.
• Act as intermediary between architects and developers, translating designs into engineering activities.
• Develop and participate in the design phase of microservice architecture.
• Troubleshoot complex issues.
• Identify process improvements and implement changes.

Skills

Java (preferably 21)

Spring and Springboot

API Development, REST

PostgreSQL Relational Databases

DevOps CI/CD pipelines

Tools

Jenkins

AWS

Kafka

SQS

SNS

Iceberg

JavaScript

Python

Job description

BAE Systems Digital Intelligence in Poznan is seeking a (Senior) Java Engineer to join an agile team delivering enterprise-scale applications in a hybrid working environment.

You will turn high-level designs into concrete engineering tasks, collaborating with architects and developers, and contribute to microservice design, testing and troubleshooting.

The role offers technical autonomy, exposure to modern stacks, and opportunities to shape software delivery across a growing programme.