Principal Backend Developer (Java)

About this role

Principal Backend Engineer – Java Location: Glasgow (Hybrid) | Practice Area : Technology & Engineering | Type: Permanent Architect the next generation of financial platforms. Lead with Java expertise. Deliver impact at scale. The Role We’re looking for a Principal Backend Engineer (Java) to join our Technology & Engineering team. This leadership-level role calls for deep technical acumen, a security-first mindset, and strong coaching capabilities.

You’ll architect cloud-native backend systems, shape our engineering standards, and mentor teams to deliver high-performance platforms for global financial clients. This role will sit in our Scotland office, with a need to potentially work in either Glasgow or Edinburgh depending on client expectations. What You’ll Do 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 Champion engineering excellence, continuous improvement, and a test-first culture Coach developers, shape delivery processes, and influence broader engineering practices across Capco What We’re Looking For 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 Advanced understanding of system security protocols (e.g., OAuth, IAM, TLS, encryption) Leadership capability to manage and mentor teams while driving technology strategy Bonus Points For Contributions to thought leadership, mentoring, or RFPs within consultancy or tech environments Hands-on experience with GitLab CI/CD, Cucumber, and Behaviour Driven Design AWS Certified Solutions Architect (Associate or Professional) History of delivering large-scale customer-facing applications Passion for experimenting with new tools and approaches within backend engineering Why Join Capco Deliver high-impact technology solutions for Tier 1 financial institutions Work in a collaborative, flat, and entrepreneurial consulting culture Access continuous learning, training, and industry certifications Be part of a team shaping the future of digital financial services Help shape the future of digital transformation across FS & Energy.