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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on building event-driven Java / Spring Boot microservices running on AKS and integrating via Kafka and Azure Service Bus. Strong hands-on experience with PostgreSQL and Azure Database for PostgreSQL and managing schema changes with Liquibase is required. Core responsibilities include designing and developing microservices and REST APIs, implementing event-driven integrations, optimizing and maintaining databases, deploying on Kubernetes/AKS, and ensuring observability and secure configuration using Azure Monitor and Azure Key Vault. Rate: 133–158 PLN/h (B2B). Start: December 2026.
Senior Java Engineer (Azure, PostgreSQL)
Company: OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
from: 3 November 2026
to: 3 December 2026
133 - 158 złnet (+ VAT)/ hr.B2B contract (full-time)
Salary details
Rate: 133–158 PLN/h (B2B), depending on experience: 10–12 years of relevant experience 133–149 PLN/h, 12+ years 149–158 PLN/h
Offer parameters
level:mid • senior
working mode:hybrid
location:Wrocław, Lower Silesia
Wrocław, Lower Silesia
Requirements
Expected technologies
PostgreSQL
AKS
Kubernetes
Azure Service Bus
Kafka
Linux
Optional technologies
Redis
Oracle
Operating system
Windows
Our requirements
- At least 10 years of experience with Java and Spring Boot, including microservices and REST APIs
- Extensive hands-on PostgreSQL experience in production environments
- Experience with Azure Database for PostgreSQL – Flexible Server
- Experience with AKS / Kubernetes
- Hands-on experience with Azure Service Bus and Kafka
- Strong knowledge of event-driven architecture and distributed systems
- Experience with Liquibase and database migrations integrated with CI/CD
- Good knowledge of Azure services, including Azure Monitor and Key Vault
- Experience with observability, troubleshooting and Linux-based environments
- Fluent English
- Polish or EU citizenship, or a permanent residence / work permit valid for at least 12 months
Optional
- DDD (Domain-Driven Design) and CQRS
- Redis and NoSQL (e.g. Oracle NoSQL)
Your responsibilities
- Design and develop Java / Spring Boot microservices and REST APIs
- Build event-driven integrations using Kafka and Azure Service Bus
- Design, optimise and maintain PostgreSQL databases in production, including Azure Database for PostgreSQL – Flexible Server
- Manage database schema changes and migrations with Liquibase as part of CI/CD pipelines
- Deploy and run services on AKS / Kubernetes
- Ensure observability, monitoring and troubleshooting of distributed systems using Azure Monitor and related tooling
- Handle secrets and configuration securely with Azure Key Vault
About the project
We are currently looking for a Senior Java Engineer with deep PostgreSQL and Azure experience to join the team of our global client. For this role, Optiveum is the recruitment and contracting party, which means you will sign the cooperation agreement directly with us.
You will design and build event-driven Java / Spring Boot microservices running on AKS, backed by Azure Database for PostgreSQL and integrated through Kafka and Azure Service Bus.
Key Details:
Rate: 133–158 PLN/h (B2B), depending on experience: 10–12 years of relevant experience 133–149 PLN/h, 12+ years 149–158 PLN/h
Work Model: Hybrid, 3 days per week from the client's office in Wrocław (non-negotiable), full-time
Location: Wrocław (candidates must live in or within commuting distance of Wrocław)
Start: December 2026
This is how we organize our work
This is how we work
at the client's siteyou have influence on the technological solutions appliedyou focus on product developmentagilescrum
This is how we work on a project
- DDD
- Continuous Deployment
- Continuous Integration
- documentation
- issue tracking tools
Recruitment Process:
Technical tasks are done live: please have your programming environment set up, tested and ready beforehand, with all required tools and the relevant language / framework versions. The use of AI tools, coding assistants or code generators during the interview is not allowed
The selected candidate will go through a background check, so the dates and employers in your CV must be accurate
Development opportunities we offer
- external training
- mentoring
OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Optiveum is acting as a sourcing partner for this role. You will be signing a cooperation agreement directly with our partner—a renowned IT contracting company with nearly 20 years of presence on the market.
The end client operates in the international public, defense, or government administration sector, leading large-scale, multi-million euro digital transformation projects.
This is how we work
Senior Java Engineer (Azure, PostgreSQL)
133–158 zł / hr. (B2B)
I apply to:
OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Wrocław, Lower Silesia
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