Java Backend Engineer – Project Synapse

Company: Integrators
Location: Hybrid / Praha - Pankrác
Type: contract
Posted: Aug 19, 2026
Views: 3

✨ AI Summary

integrators is hiring a Senior Java Backend Engineer for Project Synapse, an approval management platform in the financial services sector. The role involves building scalable microservices, event-driven solutions, and workflow capabilities using Java 18+, Spring Boot, Kafka, and MongoDB. Requires strong experience in distributed systems, RESTful APIs, and Agile delivery; Kubernetes, Helm, and BPMN are preferred. This is a long-term, full-time contractor position based in Prague (Pankrác) with hybrid work (3x home office), English required, and ASAP start.

Hybrid
Lokation: Prague (Pankrác)
Language: English required, Czech an advantage

Level: Senior
Form of cooperation: Contraktor
Start date: asap
Allocation: Full-Time, 3x HO
Allocation length: long-term

Purpose of the Role:

We are seeking an experienced Java Backend Engineer to strengthen the server-side development capability of the Project Synapse approval management platform. The role will focus on designing and enhancing scalable microservices, workflow capabilities, and event-driven solutions within Company' technology ecosystem.

Key Responsibilities:

  • Design, develop and maintain Java 18+ backend applications and services.
  • Build and enhance Spring Boot microservices supporting approval and workflow management.
  • Develop scalable, event-driven solutions using Kafka.
  • Design and maintain RESTful APIs and integrations across distributed systems.
  • Develop and support MongoDB-based persistence layers.
  • Participate in architecture discussions, code reviews, and engineering best practices.
  • Collaborate with distributed teams across London, Prague, and Pune.
  • Support deployment, monitoring, and operational stability on the Barclays BCP platform.

Mandatory Skills & Experience:

  • Strong hands-on experience with Java 18+.
  • Proven experience building Spring Boot Microservices.
  • Strong understanding of distributed and event-driven architectures.
  • Expertise in Kafka and asynchronous messaging patterns.
  • Experience with MongoDB.
  • Strong API design and microservices development experience.
  • Experience developing scalable, high-performance backend applications.
  • Experience working within Agile delivery environments.

Preferred Skills:

  • Kubernetes and containerised deployments.
  • Helm Chart development and maintenance.
  • Workflow orchestration and business process management platforms.
  • BPMN-based workflow solutions.
  • Experience within large-scale Financial Services environments.

Candidate Profile:

A skilled backend engineer with strong expertise in Java 18+, Spring Boot, Kafka, MongoDB, and Microservices, ideally complemented by Kubernetes and workflow orchestration experience.

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  • title=Java Developer
  • job=backend
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    About the Company

    Name: Integrators

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