Business analyst in application support

At Aubay Portugal, we work daily with some of the largest organisations across sectors such as banking, insurance, telecommunications and energy, helping to build and evolve critical systems that support millions of users. We have been in Portugal since 2007 and are part of an international group with a presence in several European countries. More than technology, we build close relationships and deliver real-impact projects.

• Execute integration and regression tests for the wealth calculation rewrite, using comparison dashboards and supporting evidence.
• Investigate calculation differences end-to-end, identifying the root cause from dashboard anomalies to underlying components.
• Understand the application architecture, interfaces, processing flows, and dependencies across Java services, databases, and legacy components.
• Read and interpret Java code, application logs, and technical documentation to qualify defects and explain observed behaviour.
• Query application tables with SQL to validate inputs, intermediate results, and outputs, reconciling data across systems.
• Document investigation findings clearly and collaborate directly with developers and subject-matter experts for defect resolution and re-testing.

• Solid experience (minimum 5 years) as a Technical Business Analyst or Level 3 Application Support Engineer within a complex banking IT environment.
• Strong technical understanding of application architecture, data flows, interfaces, and dependencies across distributed and legacy components.
• Proven hands-on experience in reading and interpreting Java code, querying relational databases with SQL, and correlating application behaviour with data and logs.
• Strong troubleshooting skills with the ability to investigate calculation discrepancies and trace anomalies to their root cause.
• Proficiency in English at a B2 level.
• Alignment with our corporate culture and a commitment to integrity and ethics are highly valued;
• Strong customer focus, teamwork, task prioritisation, and daily commitment are highly appreciated.
• Будет плюсом: Experience with position valuation calculations and investment performance calculations is highly valued

• Continuous growth through our Training Academy, with technical and soft skills training, mentoring, tech communities, workshops and in-person meetups;
• Close support with regular feedback and a structured career advancement model;
• Comprehensive health insurance, including dental coverage, as well as access to a mental health platform and well-being initiatives;
• Team-oriented environment, including events and initiatives to promote connection and team spirit;
• Personal and family life support, from the moment your children are born and throughout their educational path;
• Access to a language platform with conversational classes in multiple languages;
• Project-tailored work model: hybrid (2-3 days a week).
• A close-knit and informal environment, where direct communication is preferred and people are valued;
• Recognition of your contribution, with initiatives that celebrate meaningful moments;
• Freedom to be yourself, without unnecessary formalities;
• Teams where knowledge sharing, collaboration and joint growth are a reality.