Principal Backend Developer (Java)
Principal Backend Engineer (Java) designs and leads secure, scalable cloud-native financial platforms using Java, Spring Boot, and AWS for global clients, while mentoring teams and shaping engineering standards.
- Compensation
- Not disclosed
- Location
- UK - Glasgow
- Work setup
- Not specified
- Seniority
- Principal
- Employment
- Full time
- Experience
- Not specified
- Category
- Backend
- Posted
Skills
Must have
- 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
Nice to have
- 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
Full description
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)
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Guide technical decision-making across teams and align solutions to enterprise strategies
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Champion engineering excellence, continuous improvement, and a test-first culture
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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