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Senior Software Engineer Scala (1304 A)
Job Location:
Job Location:
Letterkenny - Ireland
Monthly Salary:
Not provided by the employer
Monthly Salary:
Posted:
15 April 2026 (30+ days ago)
Posted:
Application Deadline:
8 October 2026
Application Deadline:
Vacancies:
1 Vacancy
Vacancies:
Job Summary
Job Type: Permanent
Location: Nationwide (Letterkenny GDC Base) - hybrid policy with some travel to Letterkenny Co Donegal / Customer site in Dublin
Can you design create and maintain applications and software
Ready to join a leading IT consultancy where you will the autonomy to shape your career
Make a meaningful impact as Senior Software Engineer (Scala) at TCS!
Join a global tech leader right here in Donegal. 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. With over 850 employees and a state-of-the-art global delivery centre were proud to offer world-class career opportunities without having to leave the Northwest. Recognised as Workplace of the Year by the Letterkenny Chamber we foster a culture of continuous learning innovation and respect. Our people are at the heart of everything we do collaborating across teams geographies and disciplines to drive real change for clients around the world. Be part of something global grounded in Donegal.
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.
The Role
We are seeking a Senior Software Engineer(Scala) with deep expertise in application and back-end development with a passion for building innovative solutions. This is an exciting opportunity to work on industry-leading products and platforms where youll design develop and maintain robust scalable systems that power transformative digital experiences.
If you thrive in dynamic environments and are eager to shape the future of enterprise technology join us to make a meaningful impact through your technical leadership and ambition.
Key Pillars:
Back End Focus: The role focuses on server-side logic database management API development and integration with front-end components ensuring high performance and reliability for enterprise applications.
Technical Breadth: Candidates should demonstrate mastery in languages such as Scala Java and cloud platforms like AWS with a proven track record in scaling systems and driving architectural decisions.
What youll do:
Rewards & Benefits
TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension health care life assurance laptop and access to extensive training resources and discounts within the larger Tata network.
We offer health & wellness initiatives and sports events; we are the proud sponsor of the London Marathon and partner with our local communities in Ireland.
Diversity Inclusion and Wellbeing
Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the Ireland Employment Equality Acts 1998-2011 (as amended) and the Equal Status Acts 2000-2012 (as amended).
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 us at if you would like to opt in.
If you are an applicant who needs any adjustments to the application process or interview please contact us at with the subject line: Adjustment Request or email to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.
Beware of Fraudulent offers
This is to notify you that TCS does not ask for any sort of payment or security deposit from candidates at any stage of the recruitment process. The firm never sends out job offers from free internet email services like Gmail Yahoo Mail and so on. TCS has not authorised any third-party company to collect money on their behalf. As a vigilant job seeker beware of fraudulent recruitment activity and protect your interests! You can write to to report any fraudulent activity.
Due to the high volume of applications we will be unable to contact each applicant individually on the status of their application. If you have not received a direct response within 30 days then it should be deemed unsuccessful on this occasion.
Join us and do more of what matters. Apply online now.
Location: Nationwide (Letterkenny GDC Base) - hybrid policy with some travel to Letterkenny Co Donegal / Customer site in Dublin
Can you design create and maintain applications and software
Ready to join a leading IT consultancy where you will the autonomy to shape your career
Make a meaningful impact as Senior Software Engineer (Scala) at TCS!
Join a global tech leader right here in Donegal. 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. With over 850 employees and a state-of-the-art global delivery centre were proud to offer world-class career opportunities without having to leave the Northwest. Recognised as Workplace of the Year by the Letterkenny Chamber we foster a culture of continuous learning innovation and respect. Our people are at the heart of everything we do collaborating across teams geographies and disciplines to drive real change for clients around the world. Be part of something global grounded in Donegal.
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.
- Collaborate with leading lights of industry
- Gain access to endless learning opportunities
- Shape the future of TCS
The Role
We are seeking a Senior Software Engineer(Scala) with deep expertise in application and back-end development with a passion for building innovative solutions. This is an exciting opportunity to work on industry-leading products and platforms where youll design develop and maintain robust scalable systems that power transformative digital experiences.
If you thrive in dynamic environments and are eager to shape the future of enterprise technology join us to make a meaningful impact through your technical leadership and ambition.
Key Pillars:
Back End Focus: The role focuses on server-side logic database management API development and integration with front-end components ensuring high performance and reliability for enterprise applications.
Technical Breadth: Candidates should demonstrate mastery in languages such as Scala Java and cloud platforms like AWS with a proven track record in scaling systems and driving architectural decisions.
What youll do:
- Collaborate with cross-functional teams of engineers product managers and designers.
- Build scalable performant and resilient backend systems that support critical business needs.
- Participate in system design and architecture reviews to influence technical direction.
- Drive software quality through code reviews testing and continuous integration.
- Contribute to a positive and inclusive engineering culture through mentorship knowledge sharing and leadership at your level.
- Investigate and resolve complex technical issues in production environments.
- Author and review technical design documents RFCs and root cause analyses.
- Continuously learn and grow in your engineering craft and domain knowledge.
- Participate in an on-call rotation to ensure swift resolution of any production outages involving your systems.
- 5 years of professional experience building applications in Scala using the Typelevel stack (Cats Cats Effect http4s fs2 Circeetc.) orZIO.
- Professional experience building applications inHaskell PureScript or a another language or ecosystem with a modern functional effect system and an interest in transitioning to Scala and theTypelevel libraries.
- Experience building concurrent applications using modern functional effect systems or similar abstractions.
- Strong functional programming mindset with an emphasis on referential transparency strong typing and composable design.
- Experience leading the design development and operation of complex distributed systems in a modern cloud provider.
- Deep knowledge of REST API design scalability fault tolerance and performance optimization.
- Demonstrated ability to own projects end-to-end and mentor junior engineers.
- Significant experience with production infrastructure observability and incident management.
- Strong collaboration and communication skills across disciplines and teams.
- Clear understanding of engineering best practices and architectural principles.
- Deep familiarity with AWS cloud services across compute storage and serverless.
- Experience with microservice architectures running on Kubernetes
- Experience defining and evolving team-wide coding standards and operational practices.
- Deep familiarity with AWS cloud services across compute storage and serverless.
- Experience defining and evolving team-wide coding standards and operational practices.
- Expertise in Scala and/or functional programming patterns.
Rewards & Benefits
TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension health care life assurance laptop and access to extensive training resources and discounts within the larger Tata network.
We offer health & wellness initiatives and sports events; we are the proud sponsor of the London Marathon and partner with our local communities in Ireland.
Diversity Inclusion and Wellbeing
Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the Ireland Employment Equality Acts 1998-2011 (as amended) and the Equal Status Acts 2000-2012 (as amended).
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 us at if you would like to opt in.
If you are an applicant who needs any adjustments to the application process or interview please contact us at with the subject line: Adjustment Request or email to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.
Beware of Fraudulent offers
This is to notify you that TCS does not ask for any sort of payment or security deposit from candidates at any stage of the recruitment process. The firm never sends out job offers from free internet email services like Gmail Yahoo Mail and so on. TCS has not authorised any third-party company to collect money on their behalf. As a vigilant job seeker beware of fraudulent recruitment activity and protect your interests! You can write to to report any fraudulent activity.
Due to the high volume of applications we will be unable to contact each applicant individually on the status of their application. If you have not received a direct response within 30 days then it should be deemed unsuccessful on this occasion.
Join us and do more of what matters. Apply online now.
Required Experience:
Senior IC
About Company
We strongly believe global challenges need global solutions. We are continually engaging with our employees, clients, partners, public institutions, and community organisations across the world to step up and rise to the occasion. We are #OneTCS. A part of the Tata group, India's lar ... View more
