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Job Type: Permanent
Job Location: Letterkenny, Co. Donegal
Job Type: (Hybrid – 2 days onsite per week – covering US Hours: 1pm to 9pm)
Do you have a
proven track record in translating integration requirements into scalable, reliable technical solutions that support business operations and data flow efficiency?
Are you
keen to accelerate your career with a leading global IT organisation at the forefront of AI and innovation?
Join TCS as an
IDMC Integration Developer!
Join a global tech leader right here in Donegal. With over 850 employees and a state-of-the-art global delivery centre, we’re 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.
Careers at TCS: It means more
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.
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Collaborate with leading lights of industry
- Gain access to endless learning opportunities
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Shape future of TCS
The Role
As an
Informatica IDMC Integration Developer, you will play a critical role in enabling seamless data and application integration across enterprise systems.
This role focuses on designing, developing, and supporting cloud‑based integrations using Informatica Intelligent Data Management Cloud (IDMC), with a strong emphasis on Cloud Data Integration (CDI) and Cloud Application Integration (CAI).
The role involves building and maintaining batch, real‑time, and event‑driven integrations, working with APIs and multiple data formats, and ensuring high standards of data quality, performance, and reliability. A strong focus is placed on error handling, monitoring, and optimization to ensure integrations run smoothly in production environments.
This position requires close collaboration with cross‑functional teams, including business stakeholders, architects, and downstream application teams, to understand integration needs and deliver end‑to‑end solutions. The developer is also expected to contribute to documentation, follow CI/CD and version control practices, and support integration deployments in a structured and controlled manner.
Please note US hours coverage required (1pm – 9pm GMT)
Your responsibilities:
- Develop and optimize integrations using IDMC CDI and CAI components.
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Work with JSON, XML, CSV, and other structured/unstructured data formats for ingestion, mapping, and transformation.
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Build reusable CDI mappings, mapping tasks, and parameterized pipelines optimized for performance and maintainability.
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Design and manage CAI processes, including service connectors, synchronous/asynchronous flows, event-driven integrations, and orchestration logic.
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Implement robust error‑handling frameworks, including retries, exception handling, boundary events, and comprehensive logging.
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Write and optimize SQL queries, stored procedures, and database scripts to support backend integrations.
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Monitor and tune IDMC workloads—task flows, schedules, secure agents, and job performance.
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Maintain strong data quality, resolve discrepancies through profiling, validation, and transformation rules.
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Collaborate with cross-functional teams to gather requirements and deliver high-quality integration solutions.
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Maintain up-to-date technical documentation, including design specifications and integration flow details.
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Support integration deployments using CI/CD pipelines, Git, and version control practices.
Your Profile
Essential skills/knowledge/experience:
- In-depth IT experience specialising in integration development, including ETL workflows and API-based integrations, is a must.
- Solid experience in integration development (IDMC CDI/CAI is mandatory).
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Strong hands‑on experience with Informatica IDMC – CDI & CAI, including advanced integration patterns.
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Expertise in developing CDI mappings, mapping tasks, and parameterized pipelines.
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Proven experience building CAI processes, service connectors, synchronous/asynchronous workflows, and event-driven integrations.
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Proficiency in handling JSON, XML, CSV, and other structured/unstructured data formats.
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Solid understanding of REST/SOAP API integrations, authentication (OAuth, API Keys), and payload transformations.
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Strong SQL skills: writing and optimizing queries, stored procedures, and scripts.
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Experience implementing error-handling mechanisms, including retries, exception handling, and logging.
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Ability to monitor and optimize task flows, schedules, and secure agents within IDMC.
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Good understanding of integration patterns such as batch, real-time, and event-driven flows.
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Knowledge of MDM SaaS components within IDMC.
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Familiarity with CI/CD pipelines, Git, version control, and automated deployments.
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
[email protected] if you would like to opt in.
If you are an applicant who needs any adjustments to the application process or interview, please contact
[email protected] with the subject line: “Adjustment Request” or email
[email protected] 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
[email protected] 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. 