Senior Technical Business Analyst - Banking IT

Aubay; Lisboa; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Health insurance

Mental health platform access

Hybrid work model

Training & career development

Team events and wellbeing initiatives

Job summary

Aubay Portugal is seeking an experienced Technical Business Analyst to support complex banking IT environments. You will read Java code, interpret logs, validate calculation data, and identify root causes across Java services, databases and legacy components.

The role requires 5+ years in a similar Banking IT setting, strong English at B2, and ability to collaborate with developers and SMEs. We offer hybrid work (2–3 days on site), continuous training, health coverage, and career progression.

Qualifications

• Solid experience (minimum 5 years) as Technical Business Analyst or Level3 Application Support Engineer within a complex banking IT environment.
• Strong understanding of application architecture, data flows, interfaces, and dependencies across distributed and legacy components.
• 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.
• Experience with position valuation calculations and investment performance calculations is highly valued.
• Proficiency in English at a B2 level; commitment to integrity and teamwork.

Responsibilities

• 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 testing.

Skills

Technical Analyst

Java code reading

SQL querying

Data architecture

Job description

Aubay Portugal is seeking an experienced Technical Business Analyst to support complex banking IT environments. You will read Java code, interpret logs, validate calculation data, and identify root causes across Java services, databases and legacy components.

The role requires 5+ years in a similar Banking IT setting, strong English at B2, and ability to collaborate with developers and SMEs. We offer hybrid work (2–3 days on site), continuous training, health coverage, and career progression.