Role description

We are looking for the very Top Talent…and we would be delighted if you were to join our team!

More in details, UST is a multinational company based in North America, certified as a Top Employer company with over 35.000 employees all over the world and presence in more than 30 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.

What are we looking for?

We are looking for a Senior Test Engineer with strong experience in core banking (Temenos T24/Transact), focused on designing and documenting high-quality, automation-ready test cases (Xray). The adecuado candidate will be skilled in translating complex business and technical requirements into structured test scenarios, supporting SIT, UAT, and regression testing.

Location: Hybrid. Madrid city center (Sol area). 3 days a week in the office.

RESPONSIBILITIES

Test Case Design & Documentation

- Design, analyze, and document high-quality, detailed (X-ray) test cases and ensure strong coverage for both manual execution and future automation in project environments.
- Produce step-by-step test case documentation in X-ray format, including T24 navigation paths, user access and role requirements, data setup prerequisites, and environment specifics.
- Create test specifications based on detailed technical analysis of both functional and non-functional requirements (reliability, efficiency, usability, etc.).
- Work with requirements engineers and business stakeholders to capture end-to-end product life cycles and translate them into structured, automatable test scenarios.
- Review and validate existing test cases against current business processes, identifying outdated, duplicated, or missing scenarios and updating the portfolio accordingly.

Test Execution & Analysis

- Implement the test strategy using standardized test methods and tools, with a high focus on automation readiness.
- Analyze, test, and evaluate user requirements, specifications, and models in terms of testability.
- Set up the test environment and required test data.
- Conduct and document tests in alignment with specified test cases; identify, analyze, describe, and isolate errors.
- Analyze the product risk to determine the test depth and identify residual risks.

Collaboration & Reporting

- Collaborate closely with requirements engineers to ensure test cases reflect both business intent and technical implementation details,



particularly for core banking and payments domains.
- Coordinate with the test automation engineer to ensure documented test cases are directly usable for automation without rework.
- Provide test reports and evidence to key stakeholders.
- Support the handover of project test cases into the regression portfolio within agreed timelines (sprints).

Core Skills

- Requirements analysis and gap identification; ability to understand complex banking workflows and translate them into detailed, automatable test scenarios.
- Clear documentation of test cases in X-ray format, with the level of detail required for automation engineers to code without ambiguity.
- Experience in SIT, UAT, and regression testing.
- Experience working in Agile or hybrid banking projects.
- Domain knowledge in core banking applications built on Temenos T24/Transact, including account management, deposits, lending, trade finance, treasury, and securities.
- Understanding of T24 versioning, workflows, and navigation structure.

YOUR PROFILE

- Has a bachelor’s degree related to the area of expertise and/or at least 6 years of experience in a similar position as manual test engineer with focus on IT & finance.
- ISTQB foundation is preferred.
- Strong skills in test management tools like JIRA, Xray is essential.
- Experience with defect tracking and writing detailed, structured test cases.
- Core banking understanding is a must.
- Dynamic and agile mindset, being passionate about change.
- Independent, efficient, proactive and meticulous ways of working.
- Able to work under pressure and manage a portfolio of tasks.
- Strong analytical, conceptual and problem-solving skills.
- Strong communication, presentation and interpersonal skills.
- Proven skills as a test engineer.
- Relevant higher education, professional background.

Preferred Experience

- Hands-on experience with Temenos T24/Transact (R22 or later) is strongly preferred.
- Candidates must be able to navigate T24, understand its data model, and identify the technical steps required to execute banking transactions within the system.




- Familiarity with core banking product modules: customer onboarding, account opening, deposits (term deposits, savings, current accounts), lending (loans, credit facilities), trade finance, treasury, and securities processing.
- Experience supporting or participating in core banking & Output delivery system upgrade or migration projects (e.g., release upgrades, platform migrations) is a significant advantage.
- Ability to work in a cross-functional setup, collaborating daily with requirements engineers, developers, and business analysts across multiple banking domains.

What can we offer?

- 23 days of Annual Leave plus the 24th and 31st of December as discretionary days!
- Numerous benefits (Health Care Plan, teleworking compensation, Life and Accident Insurances).
- `Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Health Care Plan…)
- Free access to several training platforms
- Professional stability and career plans
- UST also, compensates referrals from which you could benefit when you refer professionals.
- The option to pick between 12 or 14 payments along the year.
- Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime…)
- UST Club Platform discounts and gym Access discounts

If you would like to know more, don’t hesitate to apply and we’ll get in touch to fill you in detail. We are waiting for you!

In UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. We have a special commitment to Disability & Inclusion, so we are interested in hiring people with disability certificate.

Skills

Temenos T24, Core Banking, Requirements Gathering, Regression Testing

About UST
UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

📌 Senior Test Engineer | (Temenos/Transact) | Madrid
🏢 Ust
📍 Madrid