Principal Java Engineer

Salary: £75,000 - 75,000 per year

Requirements:

• Eligible to achieve UK SC or DV Security Clearance and have resided in the UK for the past 5 years with no more than a 3-month break outside the UK
• Strong experience in Java software engineering and object-oriented design
• Strong experience with Spring (Boot)
• Experience with REST APIs and microservice architectures
• Knowledge of Docker and Kubernetes for containerisation and orchestration
• Proficiency in Git, CI/CD pipelines, and automated testing frameworks
• Understanding of event-driven design and message brokers (e.g. Kafka, RabbitMQ)
• Good knowledge of security, authentication, and integration patterns for enterprise systems
• Experience working in agile teams within digital transformation or automation programmes
• A willingness to learn BPMN and Camunda tooling
• Some exposure to process automation or microservice orchestration
• Desirable Skills:
• Experience with Camunda 8 (Zeebe) clusters and Operate/Tasklist components
• Familiarity with Camunda connectors, external task workers, and scripting extensions
• Exposure to cloud platforms (AWS, Azure, GCP) and infrastructure-as-code (Terraform, Helm)
• Experience integrating process automation with case-management or service-orchestration platforms
• Understanding of agentic AI capabilities and their role in workflow automation
• Experience mentoring developers or contributing to open-source Camunda extensions
• Already holding UK security clearance (SC, DV, eDV)

Responsibilities:

• Design, develop, and deploy Camunda-based process and decision automation solutions
• Implement and integrate Java-based microservices, APIs, and connectors within orchestration flows
• Translate BPMN and DMN models into executable workflows and reusable components
• Collaborate closely with analysts and service designers to refine and iterate business processes
• Develop and maintain automated test suites, CI/CD pipelines, and containerised deployments
• Optimise Camunda engine performance and monitor workflow metrics for production environments
• Participate in code reviews, peer testing, and technical design discussions
• Contribute to internal best-practice frameworks and automation accelerators

Technologies:

• AI
• AWS
• Azure
• BPMN
• Camunda
• CI/CD
• Cloud
• Docker
• GCP
• Git
• Helm
• Java
• Kafka
• Kubernetes
• REST
• RabbitMQ
• Security
• Spring
• Terraform
• microservices
• API
• LESS
• Spring Boot

More:

We are a Workflow & AI Orchestration Specialist based in London (Vauxhall) on a mission to modernise how public sector organisations manage casework, derive insight from data, and deliver citizen services. We offer a hybrid working model between home, our offices, and client sites, ensuring flexibility for our employees. We are rapidly growing and are looking for bright, dynamic individuals to help build our business. In this role, youll join our implementation team and work with experienced professionals in a collaborative environment to deliver high-quality digital services.

last updated 30 week of 2026