Lead Backend Developer

Contract Type:

Contract

Location:

Remote, Poland

Job ID:

49014

Published:

09-Jan-2026

Lead Backend Developer

We are currently looking for a Lead Backend Developer to join a project with one of our end clients in Poland.

 

Start:  ASAP

Duration: 12 months

Location:  Remote with flexibility to be onsite in Warsaw, Poland

Languages:  English and Polish speaking

Type:  Contract/Freelance

 

Role Overview

You will act as a Tech Lead, with a strong focus on backend development for web applications built by the client’s engineering team. You are expected to have hands-on experience with most of the following technologies:

  • Backend Language: Java
  • Framework: Spring Boot
  • Relational Database: PostgreSQL
  • NoSQL Database: MongoDB
  • Event Streaming: Confluent Kafka, Kafka Streams
  • Containerization: Docker
  • Orchestration: Kubernetes
  • CI/CD: Azure DevOps
  • Identity Management: Keycloak

 

Responsibilities & Expectations

We are looking for someone who will:

  • Lead by example through hands-on development and high-quality code
  • Mentor and support junior developers
  • Define technical direction and ensure consistency across backend services
  • Review designs and pull requests against architectural standards
  • Challenge assumptions and drive pragmatic, data-driven decisions
  • Translate complex business requirements into robust backend solutions
  • Promote automation, observability, and CI/CD best practices
  • Collaborate across teams to enable interoperability and reuse

 

Would you be interested? If so, please share your most recent CV and we’ll be in touch with further information.

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