Java Developer (Automations) (f/m/d) @ A1 Competence Delivery Center

Strength. Care. Growth

A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network, financial and other services to support A1’s operations across all OpCos, independent of location.

Using the power of being OneGroup and leveraging synergies, CDC enables transparency of resources, key skills and knowledge expansion and personal career growth opportunities’ enhancement, paired with job stability.

We are expanding the IT Tools & Automation Team within IT Services Department of the A1 Competence Delivery Center. Be a part of this exciting journey!

You will know we are the right place for you, if you are driven by:

  • Opportunities to learn and build your career.

  • Meaningful work in a stable and fast-paced company.

  • Diversity of people, projects, and platforms.

  • A supportive, fun, and inspiring place to work.

Job Overview

We are looking for an experienced Java Developer to design, implement, and optimize workflow automation solutions using the Camunda BPM platform. You will work closely with business analysts, solution architects, and cross-functional teams to translate business process requirements into efficient, scalable, and maintainable BPMN, DMN.

Role Insights:

  • Develop and Maintain Process Models: Design and implement BPMN 2.0, DMN, and, if needed, CMMN models in Camunda.

  • Integrate Systems: Build and manage integrations between Camunda and external systems via REST APIs, Java delegates, or external task workers.

  • Collaborate with Stakeholders: Work with business units, process owners, and IT teams to understand automation requirements and deliver technical solutions.

  • Optimize Workflows: Analyze and enhance existing process definitions for performance, reusability, and clarity.

  • Support Deployment and Runtime Operations: Assist with process deployments, error handling, logging, and monitoring via Camunda Cockpit and other tools.

  • Contribute to Architecture Decisions: Provide technical input on Camunda implementation strategies, architecture, and platform evolution.

  • Ensure Best Practices: Adhere to secure coding practices, coding standards, and testing procedures (unit, integration, end-to-end).

  • Document Solutions: Create and maintain clear technical documentation of workflows, integrations, and APIs.

What Makes You Unique:

  •  Over 3 years of professional experience developing Java-based applications, with strong expertise in Spring Boot and enterprise-level backend development.

  • Proven ability to design and implement robust microservices and RESTful APIs, ensuring scalable and maintainable integrations.

  • Hands-on experience with the Camunda Platform (7 & 8), applying Java for process automation, workflow orchestration, and custom service implementations.

  • Strong background in BPMN 2.0 modeling and process-driven application design, using Java to extend and optimize business workflows.

  • Skilled in SQL and database integration within Java applications, guaranteeing efficient data persistence and reliable system behavior.

  • Proficient with modern DevOps practices, including Git, CI/CD pipelines, and automated testing, enabling consistent delivery of high-quality Java solutions.

  • Exposure to cloud-based deployment (e.g., AWS, Azure, Kubernetes).

  • Knowledge of event-driven architecture and messaging systems like Kafka.  

Our gratitude for the job done will be eternal, but we’ll also offer you:

  • Innovative technologies and platforms to work with.

  • Modern working environment for your comfort.

  • Friendly, ambitious, and motivated teammates to support each other.

  • Thousands of online and in-person learning opportunities for you to grow.

  • Challenging assignments and career development opportunities in a multinational environment.

  • Attractive compensation package.

  • Flexible working schedule and opportunity for home office.

  • Numerous additional benefits, including, but not limited to free A1 services.

If you are interested in this challenging opportunity, please do not hesitate to submit your application till 27.09.2025

Any questions? Contact Nadya Georgieva

IT

Java Developer (Automations) (f/m/d) @ A1 Competence Delivery Center

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