Role
Principle Software Engineer
Job Type: Permanent
Location: London, UK, Hybrid
We have an exciting opportunity for you – Principle Software Engineer.
Key Responsibilities
- Lead technical excellence across design, development, test, operations and launch of core product features and strategic programmes with measurement of product metrics & developer experience.
- Drive technical direction, standards and influence overall strategy, informing decisions on technology, product investments, and team structures.
- Embed security and cyber best practices into design, development, and operations to ensure robust and compliant solutions.
- Champion modern engineering practices including cloud‑native architectures, microservices, Domain‑Driven Design (DDD), Event‑Driven Architecture (EDA), continuous delivery to build scalable with leverage of AI, resilient systems with efficient deployment models and Industry trends.
- Promote optimal design pattern usage (SOLID, GoF, Circuit Breaker etc) and ensure pragmatic application for maintainability and scalability.
- Champion Communities of Practice to establish engineering excellence, and demonstrating Inner sourcing to build reusable libraries, components.
- Pioneer and promote methodologies such as clean code, Automation, clean architecture.
- Drive DevOps practices to scalable automate the product development lifecycle, Robust Observability & Monitoring, Efficient Cloud usage & cost optimization and foster ownership culture.
- Partner with Engineering, Technology, and Product leadership to ensure strategic alignment.
- Mentor senior engineering roles and develop top talent across the organisation.
- Promote effective innovation and product‑minded technical capabilities across engineering.
- Inspire purpose and mastery within engineering teams, guiding them towards autonomy and maturity.
- Unblock teams efficiently by providing direction, leading upward, and establishing alignment.
- Raise the profile of the technology organisation through public content and contributions to open‑source technology.
- Support recruitment, onboarding, and internal/external brand outreach activities.
Qualifications and Experience
- Backend Development: Expertise in Java (versions 17/21/25) with frameworks such as Spring Boot and Micronaut; strong proficiency in test automation using Junit, Mockito and Rest‑Assured etc; performance testing experience, high‑volume, back‑pressure and rate‑limiting strategies.
- Architectural Patterns: Strong knowledge and practical application of SOLID principles, GoF patterns, and Clean Architecture.
- Domain‑Driven Design: Ability to model domains with bounded contexts, aggregates, entities/value objects, and domain events.
- Event‑Driven Architecture: Experience designing event contracts, idempotent consumers, DLQ handling, and transactional outbox for reliable messaging.
- Databases: Hands‑on experience with relational and NoSQL databases including MS SQL, MongoDB, and Oracle 19c.
- Caching & Messaging: Proficiency with Redis for caching and Schema evolution, Versioning Strategies, Optimal Consumption process, data sharing mechanisms with messaging systems such as Kafka and MQ.
- DevOps & Automation: Strong experience with building CI/CD pipelines using GitHub Actions, Scalable deployment models; Infrastructure as Code (IaC) implementation with Terraform.
- Cloud Platforms: Deep understanding of Azure cloud services including Azure Web APIs, AKS, Logic Apps, and related offerings.
- Containerization & Automation: Proven experience in containerized environments and automated development workflows.
- System Integration: Practical experience integrating ERP/COTS systems such as BY WMS, warehouse automation solutions, SAP.
- Monitoring & Observability: Working knowledge of OpenTelemetry, Dynatrace for application performance monitoring & Decision making.
- Frontend Development: Familiarity with modern web technologies including TypeScript and React.
- Leveraging AI: Utilize AI‑powered tools like GitHub Copilot to boost developer productivity, code quality, and accelerate understanding of complex systems.
- Test Automation: Experience with automation tools such as Selenium and Playwright and automated Data setup.
- Python: Tooling/automation, data pipelines, or service prototypes complementing the Java stack.
Benefits
TCS offers competitive salary packages featuring pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network. We also provide health & wellness initiatives and sports events, including sponsorship of the London Marathon.
Diversity, Inclusion and Wellbeing
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 welcome and embrace diversity in race, nationality, ethnicity, disability, neurodiversity, gender identity, age, physical ability, gender reassignment, sexual orientation. We are a disability inclusive employer and encourage disabled people to apply for this role.
As a Disability Confident Employer, we offer an interview to applicants with disabilities or long‑term conditions who meet the minimum criteria for the role. Please email UKI.recruitment@tcs.com if you would like to opt in.
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