🌍 About Keyrus

Keyrus is a global consulting and technology company focused on making data matter — truly matter — from a human perspective.

Founded in 1996, Keyrus operates in 28+ countries across 5 continents, with more than 3,300 people worldwide. Our strength comes from combining deep expertise in Data & Analytics, AI, Digital, and Management Consulting with a strong understanding of business realities.

Data is never the goal in itself.
We use data to shape understanding, design meaningful experiences, and enable better, real-life decisions.

At Keyrus, we also believe companies have a responsibility beyond performance. Through our Foundation and ESG initiatives, we actively contribute to sustainability, inclusion, and positive societal impact.

#OneTeamOneKeyrus

🎯 The Role

As an AI Quality Assurance Engineer, you will work at the intersection of data, technology, and business, helping our clients turn complexity into clarity and insights into impact. You will join a high-impact Integration Team within a banking/brokerage environment.

The Team is responsible for identifying and resolving compatibility issues, communication errors, and data corruption to ensure smooth and reliable software integration. You will play a critical role in reducing risk by catching defects early, validating interface behaviours against design specifications, and maintaining system integrity through automated regression testing.

You will collaborate with multidisciplinary teams in an international environment and contribute to projects that drive performance, innovation, and sustainable growth.

📍 Job location: Porto, Portugal (Hybrid 4x/ week on-site)
🕒 Contract type: Uncertain-term
🗓 Target start date: ASAP
⏰ Working hours: Full-time (40h/week)
💵 Compensation: 22k - 25k€ gross/year

Note: All applications (CVs) must be submitted in English.

💥 Your Impact

In this role, you will:

• Design and execute comprehensive integration test plans, including automated testing strategies

• Use AI tools to automate test case generation, defect detection, and regression testing

• Collaborate with development teams and stakeholders to identify and resolve integration issues, incorporating AI-driven insights where relevant

• Validate AI components within trading platforms and apply machine learning models to predict failures and optimise testing coverage

• Identify, document, and track defects; verify fixes through systematic regression testing

• Produce detailed testing reports, metrics, risk assessments, and AI-driven insights

• Drive continuous improvement of testing processes and mentor junior QA engineers

• Promote AI-powered testing practices and share knowledge across teams

⚡ What Makes This Role Challenging

• Operating in complex banking/brokerage integration environments

• You are expected to balance delivery quality with pragmatism

• Applying AI-driven testing approaches in mission-critical financial systems

• Autonomy increases with seniority — so does responsibility

• Working in a multicultural, multidisciplinary environment

👤 What We’re Looking For

Must-haves

• Minimum 3 years of experience testing backend or middleware applications

• Strong experience in integration and regression testing as well as middleware and backend testing

• Proven experience in root cause analysis (log analysis, diagnostic tools, collaboration with development teams)

• Hands-on experience with AI/ML testing tools (automated test generation, anomaly detection, predictive testing)

• Strong experience in Linux environments (shell commands, scripting, process management, troubleshooting)

• Experience in banking or brokerage systems (strongly preferred)

• Experience with test automation using Python

• Strong analytical and reporting/ risk assessment skills

• Fluency in English (Bilingual level)

• Must be a Portuguese or European citizen, or hold a valid work permit for Portugal

Nice-to-haves

• French (Intermediate level)

• Experience mentoring junior QA engineers

• Exposure to AI/ML validation within trading platforms

• Experience working in international or consulting environments

💰 How Our Salary Ranges Work

At Keyrus, salary ranges reflect different levels of mastery and impact within the same role — not different job titles.

• Bottom of the range
  You meet the core requirements and will need ramp-up time and support.

• Middle of the range
  You are fully autonomous from Day 1 and deliver consistently.

• Top of the range
  You are a reference for the role, mentor others, and raise the bar for the team.

Final offers are based on experience, autonomy, scope, and market context, and are discussed transparently during the process.

🎁 What We Offer at Keyrus Portugal

• Competitive salary aligned with your experience and the data market

• Meal allowance: €10.20/day

• Flexible benefits plan

• Private medical insurance

• 22 days of annual leave, increasing every 3 years (up to 25 days)

• Continuous learning via KLX – Keyrus Learning Experience

• A collaborative, international, and human-centred work environment

💙 Why Keyrus?

Joining Keyrus means joining:

• A market leader in Data Intelligence

• A company where people, trust, and diversity are core values

• An environment that values ownership, flexibility, and innovation

• A place where different backgrounds and perspectives are not just welcomed = they are essential

We believe diversity drives better thinking, stronger teams, and better outcomes.
Everyone belongs at Keyrus.

♿ Equal Opportunity Statement

We are committed to building an inclusive workplace and encourage applications from all backgrounds, regardless of race, ethnicity, gender identity, sexual orientation, age, disability, or any other protected characteristic.