Principal Java Engineer in London

Principal Java Engineer in London

London Full-Time 75000 - 75000 £ / year (est.) Home office (partial)
Sivara GmbH

At a Glance

  • Tasks: Design and develop innovative automation solutions using Java and Camunda.
  • Company: Join a leading Workflow & AI Orchestration Specialist in London.
  • Benefits: Enjoy a competitive salary, hybrid working model, and career growth opportunities.
  • Other info: Be part of a dynamic team focused on digital transformation and innovation.
  • Why this job: Make a real impact in modernising public sector services with cutting-edge technology.
  • Qualifications: Strong Java experience, knowledge of microservices, and a passion for collaboration.

The predicted salary is between 75000 - 75000 £ per year.

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

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, you'll join our implementation team and work with experienced professionals in a collaborative environment to deliver high-quality digital services.

Principal Java Engineer in London employer: Sivara GmbH

As a leading Workflow & AI Orchestration Specialist based in the vibrant area of Vauxhall, London, we pride ourselves on fostering a collaborative and innovative work culture that empowers our employees to thrive. With a strong focus on professional development, we offer numerous growth opportunities, flexible hybrid working arrangements, and the chance to work alongside experienced professionals on impactful projects that modernise public sector services. Join us to be part of a dynamic team dedicated to delivering high-quality digital solutions while enjoying a supportive and engaging workplace.

Sivara GmbH

Contact Details:

Sivara GmbH Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Principal Java Engineer in London

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Sivara GmbH or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Sivara GmbH.

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Explore Job Boards Specifically for Tech Roles

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We think you need these skills to ace Principal Java Engineer in London

Java Software Engineering
Object-Oriented Design
Spring (Boot)
REST APIs
Microservice Architectures
Docker
Kubernetes

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Sivara GmbH.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Sivara GmbH and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Sivara GmbH

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Sivara GmbH uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.