Posted 4 days ago

Principal Java Developer

London, Greater London | £125,000 - £150,000 per yearManaged by: Java Team

Principal Java Developer / Lead Software Engineer (Java AWS microservices) *Hybrid WFH* to £150k

Do you have expertise with backend Java? You could be progressing your career at a scale-up technology company that are producing a suite of digital banking solutions; they have successfully launched one product and are now scaling up with secure funding and ambitious growth plans.

Your role:

As the Principal Java Developer you'll partner with the CTO and act as the operational lead in all aspects of software engineering across the full stack of the new product. You'll take ownership of the company's development and end-to-end integration and deployment within a cloud based environment, aligning them with product development.

You'll make the technical decisions, advising the company on software and service architectures as well as ensuring compliance with security and financial domain regulations. They're already using a host of modern technologies (e.g. JVM with Java 11, AWS, Kafka, Kubernetes, Helm, MongoDB, PostgreSQL); however, it'll be your job to decide on future tools and processes and, in time, build a team around you.

WFH Policy:

Following a remote interview you will be able to work from home most of the time, joining a small team in the London office 1-2 days a week.


  • You have experience in a similar Principal Software Engineer / Lead Developer role within a small company environment that has experienced rapid growth
  • You have strong Java skills, they're using Java 11
  • You have a good appreciation of how to make systems scalable and highly available
  • You have expertise with at least one cloud based platform, they're using AWS
  • You have a thorough understanding of Computer Science fundamentals i.e. Design Patterns, Data Structures, Algorithm Design, OOP
  • You have a good understanding of cyber security and compliance best practice; DevOps environments / tools (e.g. Kubernetes, Docker); Data streaming (e.g. Kafka); databases (e.g. MongoDB, PostgreSQL)
  • You have leadership experience and are able to build a team around you

Salary & benefits:

As the Principal Java Developer / Lead Software Engineer you will earn a competitive salary (to £150k) plus benefits including:

  • Comprehensive private medical, dental, and vision cover
  • Life Assurance and Critical Illness cover
  • Minimum of 30 days annual leave
  • Weekly team lunch
  • Monthly socials and activities

Apply now or call to find out more about this Principal Java Developer / Lead Software Engineer (Java AWS microservices) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Ref: BB/19335/F/KS/250123_1674646389

Apply Now