Functional Tester (m/f/d)

At SOFICO, we’re shaping the future of mobility - and we’re doing it together. Our software, Miles, is a leading platform that enables companies worldwide to manage their leasing, fleet, and mobility operations in one integrated system. Every day, we help our customers work smarter, more efficiently, and stay ahead in a rapidly evolving industry. Behind that impact is a close-knit, international team that values collaboration, ownership, and continuous growth. We move forward with ambition but stay grounded in a culture where people support each other and take pride in what they build.

From our office in Madrid, we’re looking for a Functional Tester who is passionate about delivering high-quality software solutions and ensuring our customers receive reliable, well-tested business applications throughout their implementation journey.

What you'll do...

• Define test scenarios and test cases by analyzing business requirements, specifications, and user processes.
• Execute functional, integration, and end-to-end testing across implementation projects and software releases.
• Support customer validation activities, including System Integration Testing (SIT), Key User Validation Testing (KUVT), and User Acceptance Testing (UAT).
• Perform testing across different project streams, including configuration, data migration, interfaces, documents, and core functionalities.
• Validate APIs and integrations using tools such as Postman.
• Prepare and maintain test environments, test data, and supporting configurations.
• Document test results, defects, and findings while collaborating closely with consultants, developers, and customers.
• Support post-go-live testing activities and validate solutions for reported issues and defects.

What you bring...

• At least 3 years of experience in functional testing of software solutions.
• Strong knowledge of structured testing, testing techniques, and testing methodologies.
• Experience with functional, integration, and end-to-end testing.
• Hands-on experience with API testing tools such as Postman.
• Knowledge of databases and ability to work with SQL queries.
• Strong analytical skills with great attention to detail and a problem-solving mindset.
• Excellent communication skills and the ability to collaborate effectively in an international and hybrid environment.
• A proactive attitude and strong sense of ownership.
• Fluent communication skills in English.

Earn bonus points for...

• ISTQB certification (or equivalent testing certification).
• Experience with software implementation projects or enterprise business applications.
• Knowledge of Oracle, SQL Server, or PostgreSQL.
• Exposure to test automation frameworks and automation testing practices.
• Experience working directly with customers during testing and validation phases.
• Knowledge of leasing, fleet management, ERP, or mobility solutions.
• Knowledge of additional languages besides English.

What’s in it for you...

• International and multicultural company with a strong focus on growth while maintaining a horizontal and open company culture.
• Ownership of your career development with plenty of opportunities to learn and grow.
• Comprehensive 6-month onboarding program supported by a dedicated job coach.
• Continuous learning and professional development opportunities beyond onboarding.
• Collaborative environment where you are never alone and always have support available.
• Competitive salary package.
• Flexible working hours, opportunity to work from home up to 2 days per week. Strong emphasis on maintaining a healthy work-life balance.
• Complimentary coffee, water, and soft drinks at the office.
• Regular team-building and social events, including after-work drinks, Family Day, Sofico Weekend, etc.