Principal Software Engineer – Java/React | Remote + Equity

SR2 - Socially Responsible Recruitment; Greater London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading cloud and software engineering consultancy is seeking a Principal Software Engineer to provide senior technical leadership across multiple delivery engagements. The role involves influencing architectural decisions, mentoring engineers, and working on scalable software systems. Ideal candidates will have extensive experience with Java/Spring, microservices, and a strong consulting mindset. This position offers competitive pay, including bonuses and shares, with a focus on engineering quality and employee care.

Benefits

Competitive package including bonus and share options

Flexibility

Genuine investment in employee engineering quality

Qualifications

• Deep hands-on experience with Java/Spring.
• Strong experience in Domain-Driven Design (DDD).
• Proven delivery of microservice-based architectures.
• Strong React experience and modern front-end practices.
• Experience improving engineering effectiveness through testing and automation.

Responsibilities

• Lead the design and evolution of modern, scalable software systems.
• Influence architectural direction and technical decision-making.
• Support early-stage solution design and complex delivery challenges.
• Mentor engineers and raise the technical bar across teams.

Skills

Java/Spring

Full-stack development

Domain-Driven Design (DDD)

Microservice-based architectures

React

Testing and automation

AI-assisted development

Mentoring engineers

Consulting mindset

Public sector experience

Tools

Docker

Kubernetes

AWS

GitLab

Maven

Job description

A leading cloud and software engineering consultancy is seeking a Principal Software Engineer to provide senior technical leadership across multiple delivery engagements. The role involves influencing architectural decisions, mentoring engineers, and working on scalable software systems. Ideal candidates will have extensive experience with Java/Spring, microservices, and a strong consulting mindset. This position offers competitive pay, including bonuses and shares, with a focus on engineering quality and employee care.