Senior Java Backend Architect — Cloud Microservices Leader

Capco; City Of London; On-site; GBP 80,000 - 100,000; Full time

Benefits offered by this job

Discretionary bonus

Health insurance

Life insurance

Critical illness cover

5 weeks of annual leave

Training and certifications

Gympass

Travel insurance

Job summary

A leading consulting firm in London is seeking a Principal Backend Engineer (Java) to join their Technology & Engineering team. The candidate will lead the design of secure, scalable backend systems and architect distributed microservices. Expertise in Java, Spring Boot, and AWS is required, alongside strong leadership capabilities. This role offers a competitive, people-first benefits package and opportunities for continuous learning.

Qualifications

• Expertise in Java 11/17+, Spring Boot, and AWS-based enterprise cloud solutions.
• Proven track record architecting secure, scalable services using microservices and CQRS patterns.
• Strong experience in CI/CD pipelines, SQL/NoSQL, Kafka, CloudFormation, and streaming frameworks.

Responsibilities

• Lead the design and development of secure, scalable backend systems using Java 11+ and Spring Boot.
• Architect distributed microservices and event-driven systems deployed to public cloud (preferably AWS).
• Guide technical decision-making across teams and align solutions to enterprise strategies.
• Coach developers, shape delivery processes, and influence broader engineering practices.

Skills

Java 11/17+

Spring Boot

AWS-based enterprise cloud solutions

Microservices

CI/CD pipelines

System security protocols

Job description

A leading consulting firm in London is seeking a Principal Backend Engineer (Java) to join their Technology & Engineering team. The candidate will lead the design of secure, scalable backend systems and architect distributed microservices. Expertise in Java, Spring Boot, and AWS is required, alongside strong leadership capabilities. This role offers a competitive, people-first benefits package and opportunities for continuous learning.