Senior Backend Engineer – Java
Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent
Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core.
The Role
We’re seeking a Senior Backend Engineer (Java) to join our Technology & Engineering team. You’ll bring expertise in building robust, scalable, cloud-native applications using Java, Spring Boot, and AWS. Working on high-impact platforms for Tier 1 financial institutions, you’ll lead backend design, champion agile best practices, and contribute to the evolution of modern banking technology.
What You’ll Do
Design and build microservices-based applications using Java 11+ and Spring Boot
Deliver enterprise-ready cloud solutions, with a focus on AWS infrastructure and services
Build and manage robust CI/CD pipelines and ensure secure, scalable deployments
Write comprehensive tests and implement quality-driven development across the stack
Collaborate in agile teams and contribute to design decisions, troubleshooting, and continuous improvement
What We’re Looking For
Expert-level Java development (Java 11, 17, 21+), Spring Boot proficiency
Deep knowledge of public cloud environments, preferably AWS
Experience designing cloud-native, microservices, and event-driven architectures
Strong grasp of CI/CD pipelines, SQL/NoSQL databases, Kafka, and Java Streaming
Familiarity with infrastructure-as-code (e.g., CloudFormation), distributed systems, and secure design practices
Bonus Points For
Experience using GitLab for CI/CD pipelines and Cucumber for BDD test automation
AWS Certified Solutions Architect (Associate or Professional)
Knowledge of CQRS patterns and performance testing strategies
Passion for exploring emerging cloud technologies and frameworks
Experience delivering customer-facing or business-critical applications in finance
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.
Benefits
We offer a competitive, people-first benefits package designed to support every aspect of your life:
- Core Benefits: Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover.
- Mental Health: Easy access to CareFirst, Unmind, Aviva consultations, and in-house first aiders.
- Family-Friendly: Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause, and bereavement.
- Family Care: 8 complimentary backup care sessions for emergency childcare or elder care.
- Holiday Flexibility: 5 weeks of annual leave with the option to buy or sell holiday days based on your needs.
- Continuous Learning: Your growth, your way - minimum 40 hours of training annually. Take your pick; workshops, certifications, e-learning. Also, Business Coach assigned from Day One: Get one-on-one guidance to fast-track your goals and accelerate your development.
- Healthcare Access: Convenient online GP services.
- Extra Perks: Gympass(Wellhub), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance.
Inclusion at Capco
We’re committed to making our recruitment process accessible and straightforward for everyone. If you need any adjustments at any stage, just let us know – we’ll be happy to help. We value each person’s unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our #BeYourselfAtWork culture encourages individuality and collaboration – a mindset that shapes how we work with clients and each other every day.
