Senior Java Software Engineer

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Job Type: Permanent

Location: Burgess Hill, UK / Hybrid

Number of hours: 40 hours per week – full time

Are you looking to apply your expertise in Java engineering to deliver high‑performance solutions in a leading financial services environment?

We have an exciting opportunity for you –
Senior Java Engineer!

TCS is a purpose‑led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve - our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership.

• Work with modern technologies across payments, digital banking, and analytics platforms.
• Collaborate with diverse teams to build scalable, enterprise‑grade solutions.
• Develop your skills through continuous learning and innovation‑driven projects.

As a Senior Java Engineer
, you will design, develop, and support enterprise applications within a financial services environment. You will work across the full development lifecycle, contributing to scalable platform solutions, integration initiatives, and performance optimisation while collaborating with cross‑functional teams.

• Developing and maintaining Java‑based applications using modern frameworks and best practices.
• Performing code analysis, debugging, and troubleshooting to ensure application stability and performance.
• Supporting integration of applications across platforms, services, and enterprise systems.
• Contributing to design discussions and solution architecture decisions.
• Ensuring code quality through testing, review processes, and documentation.
• Supporting CI/CD pipelines and deployment activities.
• Collaborating with development, QA, and Dev Ops teams to deliver high‑quality solutions.

• Proficiency in Java and enterprise application development.
• Familiarity with Spring Framework, including Spring MVC, AOP, IoC, Dependency Injection, JPA, and Hibernate.
• Understanding of Spring Boot and microservices architecture.
• Working knowledge of databases such as MySQL, Oracle, and Couchbase.
• Exposure to CI/CD pipelines and deployment tools such as Jenkins.
• Awareness of tokenisation and cryptogram technologies in secure environments.
• Ability to work across development and integration activities within enterprise systems.
• Understanding of multithreading and advanced application design techniques.
• Familiarity with scripting languages such as UNIX, SQL, or PL/SQL, and tools like Apache Cassandra.
• Knowledge of testing frameworks such as JUnit and system testing practices.
• Proficiency with version control tools such as Git.
• Familiarity with code quality tools such as Sonar and design patterns.
• Exposure to code optimisation and reuse practices.
• Awareness of AI‑assisted coding tools.

TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network.

Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the UK Equality Act 2010 and the UK Human Rights Act 1998.

We believe in building and sustaining a culture of equity and belonging where everyone can thrive. Our diversity and inclusion motto is ‘Inclusion without Exception’. Our continued commitment to Culture and Diversity is reflected across our workforce implemented through equitable workplace policies and processes.

You’ll find a welcoming culture and many internal volunteering and social networks to join (these are optional). Our diversity, inclusion and social activities include 12 employee networks such as…