Java Full Stack Developer (Broker Dealer / Capital Markets)
Join Capgemini’s Financial Services Business Unit within the Cloud & Custom Applications (C&CA) practice, where we Consult with Purpose. Continuously Evolve. Architect Tomorrow. We are seeking a talented Java Full Stack Developer to help deliver scalable, business-critical solutions for Broker Dealer and Capital Markets clients. This role is ideal for an experienced engineer who combines strong technical expertise with a collaborative mindset and a passion for delivering client outcomes. You will work with multidisciplinary teams to build modern, secure, and resilient applications while contributing to a future-ready, AI-fluent engineering culture that drives meaningful business value.
The places that you work from day to day will vary according to your role, your needs, and those of the business; it will be a blend of Company offices, client sites, and your home; noting that you will be unable to work at home 100% of the time.
Key Responsibilities
- Deliver high-quality, scalable solutions that support critical business processes within Broker Dealer and Capital Markets environments.
- Collaborate with business stakeholders, product teams, architects, and delivery colleagues to translate requirements into effective outcomes.
- Design and develop reliable services and user experiences that meet performance, usability, and business objectives.
- Contribute to architectural decisions, engineering standards, and design reviews to drive consistency and quality.
- Improve application performance, resilience, maintainability, and operational efficiency.
- Embed security, risk awareness, and regulatory considerations throughout the software delivery lifecycle.
- Produce clear and maintainable technical documentation that supports long-term sustainability and knowledge sharing.
- Investigate and resolve production issues while contributing to continuous service improvement.
- Promote engineering best practices, automation, and modern software delivery approaches.
- Support team capability growth by sharing knowledge, embracing innovation, and leveraging AI-assisted ways of working where appropriate.
Must-Have Skills
- Proven experience delivering full stack software solutions in Broker Dealer, Capital Markets, or Financial Services environments.
- Strong hands‑on development experience using Java (8/11/17+) and Python.
- Experience building enterprise‑grade distributed applications using microservices and API‑led architectures.
- Strong understanding of event‑driven design and messaging‑based integration patterns.
- Experience developing modern web applications and responsive user interfaces.
- Expertise in software engineering best practices, object‑oriented design, data structures, and concurrent programming.
- Strong understanding of application security, data protection, and quality engineering principles.
- Experience working with relational databases and data modelling concepts.
- Excellent analytical, problem‑solving, stakeholder management, and communication skills.
- Ability to work effectively in agile, collaborative, and client‑facing environments.
Good-to-Have Skills
- Knowledge of Spring Boot, Spring MVC, Spring Security, Hibernate, and JPA.
- Experience with Apache Kafka, RabbitMQ, Redis, and Elasticsearch.
- Familiarity with Oracle, SQL Server, and PostgreSQL databases.
- Experience using Maven, Gradle, and Git.
- Exposure to AWS, Azure, or GCP cloud platforms.
- Experience with Docker and Kubernetes.
- Familiarity with CI/CD tooling such as Jenkins and GitHub Actions.
- Experience with automated testing frameworks including JUnit, Mockito, Cypress, and Selenium.
- Understanding of banking regulatory compliance requirements and secure software delivery practices.
"We are a Disability Confident Employer:
Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme. As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who:
- Declare they have a disability, and
- Meet the minimum essential criteria for the role.
Please opt in during the application process.
Make It Real (what does it mean for you):
- You’d be joining an accredited Great Place to work for Wellbeing in 2024. Employee wellbeing is vitally important to us as an organisation. We see a healthy and happy workforce a critical component for us to achieve our organisational ambitions.
- To help support wellbeing we have trained ‘Mental Health Champions’ across each of our business areas, and we have invested in wellbeing apps such as Thrive and Peppy.
- You will be empowered to explore, innovate, and progress. You will benefit from Capgemini’s ‘learning for life’ mindset, meaning you will have countless training and development opportunities from thinktanks to hackathons, and access to 250,000 courses with numerous external certifications from AWS, Microsoft, Harvard ManageMentor, Cybersecurity qualifications and much more.
- You will be joining one of the World’s Most Ethical Companies® as recognised by Ethisphere® for 13 consecutive years. We live our values by making ethical business choices every day. Working ethically is at the centre of our culture at Capgemini, meaning you will be helping to create a future we can all be proud of.
Why you should consider Capgemini:
Growing clients’ businesses while building a more sustainable, more inclusive future is a tough ask. When you join Capgemini, you’ll join a thriving company and become part of a collective of free‑thinkers, entrepreneurs and industry experts. We find new ways technology can help us reimagine what’s possible. It’s why, together, we seek out opportunities that will transform the world’s leading businesses, and it’s how you’ll gain the experiences and connections you need to shape your future. By learning from each other every day, sharing knowledge, and always pushing yourself to do better, you’ll build the skills you want. You’ll use your skills to help our clients leverage technology to innovate and grow their business. So, it might not always be easy, but making the world a better place rarely is.
About Capgemini:
Capgemini is an AI‑powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organisations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of 420,000 team members in more than 50 countries. We deliver end‑to‑end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2024 global revenues of €22.1 billion.
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