Test Case Designer T24

October 18, 2026

Hybrid

Senior

Madrid

Indeed

Also worth knowing

Mandatory office attendance
3 days per week

Description

UST is hiring a Test Case Designer to design, document and execute high-quality X-ray test cases across core banking and payments domains. The role focuses on turning complex business requirements into structured, automatable test scenarios with strong coverage and risk analysis. The position is based in Madrid with a hybrid format and works closely with requirements engineers and automation specialists in Agile projects.

Responsibilities

Design, analyze and document high-quality detailed X-ray test cases with strong coverage for manual execution and future automation
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 functional and non-functional requirements
Work with requirements engineers and business stakeholders to capture end-to-end product life cycles and translate them into automatable test scenarios
Review and validate existing test cases against current business processes, identifying outdated, duplicated or missing scenarios and updating the portfolio
Implement the test strategy using standardized test methods and tools with a focus on automation readiness
Analyse, 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, analyse, describe and isolate errors
Analyze the product risk to determine the test depth and identify residual risks
Collaborate closely with requirements engineers so test cases reflect business intent and technical implementation details
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 sprints

Requirements

Requirements analysis and gap identification for complex banking workflows
Clear documentation of test cases in X-ray format detailed enough for automation
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
Familiarity with payment processing workflows including SWIFT, SEPA, domestic and cross-border payments
Understanding of T24 versioning, workflows and navigation structure
Bachelor's degree related to the area of expertise and/or at least 6 years of experience as manual test engineer in IT and finance
Strong skills in test management tools like JIRA and Xray
Experience with defect tracking and writing detailed structured test cases
Core banking understanding is a must
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
Exposure to test automation frameworks and tools such as Selenium and Cucumber
Relevant higher education and certifications within engineering, computer science or computer engineering
Hands-on experience with Temenos T24/Transact R22 or later is strongly preferred
Familiarity with core banking product modules: customer onboarding, deposits, lending, trade finance, treasury and securities
Experience supporting core banking and output delivery system upgrade or migration projects is a significant advantage
Ability to work in a cross-functional setup with requirements engineers, developers and business analysts across multiple banking domains
ISTQB foundation is essential

Conditions

Hybrid format in Madrid city center, Sol area, 3 days a week in the office
23 days of Annual Leave plus the 24th and 31st of December as discretionary days
Health Care Plan, teleworking compensation, Life and Accident Insurances
Retribución Flexible program covering meals, kindergarten, transport and online English lessons
Free access to several training platforms and professional stability with career plans
Option to pick between 12 or 14 payments along the year
Work life balance measures including flexibility, WFH policy and compacted hours during summertime
Gym access discounts through the UST Club platform and referral compensation