OverviewSenior Backend Engineer - JavaLocation: London (Hybrid) |

Practice Area : Technology and Engineering |

Type : Permanent

Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core.

The RoleWe''re seeking a Senior Backend Engineer (Java) to join our Technology and 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.

Responsibilities

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

Qualifications

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 and Energy.

BenefitsWe 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 CapcoWe''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.

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