Senior Quality Assurance Engineer

ITDS; Porto; Hybrid; EUR 60,000 - 90,000; Full time

Job summary

ITDS is seeking a Senior QA Engineer in Porto with 6+ years in software quality assurance to ensure reliability of electronic trading systems for a leading banking group. You will test trading flows, pricing engines, OMS, and market connectivity, leveraging FIX, XML, and automated frameworks.

Architected for high-volume, low-latency environments, the role requires hands-on testing across functional, integration, performance, and load scenarios.

Qualifications

• 6+ years of experience in software quality assurance.
• Experience in FinTech, investment banking, or electronic trading environments.
• Solid understanding of financial markets, asset classes such as Fixed Income and Derivatives, and trading lifecycles.
• Hands-on experience with the FIX protocol.
• Experience testing functional, integration, regression, performance, stress, and load scenarios.
• Strong analytical skills and the ability to collaborate effectively with developers and business analysts.
• Knowledge of electronic trading applications, including pricing engines, OMS, and execution management systems.

Responsibilities

• Design, write, and execute comprehensive functional, regression, integration, and performance test plans and cases.
• Validate trading flows and market data feeds using industry-standard protocols, including FIX and XML.
• Identify, document, track, and reproduce software defects in collaboration with developers and business analysts.
• Conduct latency, stress, and load testing for high-volume electronic trading activities.
• Test pricing engines, OMS solutions, negotiation and execution management systems, and market connectivity components.
• Contribute to the development of automated testing frameworks for APIs, user interfaces, and backend services.
• Ensure the reliability and accuracy of trading applications built with technologies including C#, WPF, and the ION framework.

Skills

QA engineering

Test planning

Functional testing

Regression testing

Performance testing

Load testing

FIX protocol

C#

Python

Agile methodologies

Analytical skills

Collaboration

Tools

Python

C#

Linux

Log parsing tools

Job description

Unleash precision in motion ensure the reliability, performance, and accuracy of electronic trading systems.

Porto-based opportunity with a hybrid work model, including up to 3 remote days per week.

As a Senior QA Engineer, you will be working for our client, a leading banking group, within a squad responsible for developing electronic trading solutions across the Fixed Income perimeter. You will help ensure the quality of trading automatons, pricing engines, order management systems, negotiation and execution management systems, and market connectivity solutions. Join a collaborative environment where your expertise will support reliable, high-volume trading activities.

Your main responsibilities:

• Design, write, and execute comprehensive functional, regression, integration, and performance test plans and cases.
• Validate trading flows and market data feeds using industry-standard protocols, including FIX and XML.
• Identify, document, track, and reproduce software defects in collaboration with developers and business analysts.
• Conduct latency, stress, and load testing for high-volume electronic trading activities.
• Test pricing engines, OMS solutions, negotiation and execution management systems, and market connectivity components.
• Contribute to the development of automated testing frameworks for APIs, user interfaces, and backend services.
• Ensure the reliability and accuracy of trading applications built with technologies including C#, WPF, and the ION framework.

You're ideal for this role if you have:

• At least 6 years of experience in software quality assurance.
• Experience in FinTech, investment banking, or electronic trading environments.
• Solid understanding of financial markets, asset classes such as Fixed Income and Derivatives, and trading lifecycles.
• Hands-on experience with the FIX protocol.
• Experience testing functional, integration, regression, performance, stress, and load scenarios.
• Strong analytical skills and the ability to collaborate effectively with developers and business analysts.
• Knowledge of electronic trading applications, including pricing engines, OMS, and execution management systems.

It is a strong plus if you have:

• Experience with test automation scripting using Python or C#.
• Familiarity with log parsing tools and Linux environments.
• Experience working in Agile methodologies, including Scrum or Kanban.
• Knowledge of French.

Language Required for the role:

Fluent English.

Eligibility for the role:

Only candidates with an existing legal right to work in Europe will be considered for this role.