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Performance Test Engineer Trainee

Nokia Corporation • Amadora, Portugal

hybridfull-time
Posted Sep 30, 2026

**Role & seniority: ** Software Engineer Intern (12-month internship); student-level (BSc/MSc candidate finishing studies).

**Stack/tools (from posting): **

  • Languages/Frontend: Java 17+, Python, JavaScript, HTML5/CSS, TypeScript, React

  • Backend/API: REST, JSON, Swagger

  • Containers/Orchestration: Kubernetes

  • CI (nice-to-have): Jenkins, Git/Gerrit, GitLab

  • Testing (nice-to-have): JUnit, Jest, Selenium, Robot Framework, Cucumber

  • Build/deps (nice-to-have): Maven/Gradle, npm/webpack

  • DB (nice-to-have): SQL/HQL, Oracle, MariaDB

  • Top 3 responsibilities:

    • Develop, implement, and test software following practices like TDD, pair programming, and refactoring

    • Apply agile/lean and quality-first practices; support continuous improvement/delivery

    • Perform routine/standard tasks with supervision (e.g., reports, supporting team planning and agile activities)

  • Must-have skills:

    • Interest/knowledge of programming languages/frameworks (e.g., Java 17+, Python, React/TS)

    • Interest/knowledge of REST APIs (JSON, Swagger)

    • Basic degree-level fundamentals in relevant field (Telecom/CS/EE or related)

  • Nice-to-haves:

    • SQL/Oracle/MariaDB database knowledge

    • CI tools (Jenkins, GitLab, etc.)

    • Test automation and TDD frameworks

    • Dependency/build tooling (Maven/Gradle,

Full Description

We are looking for a skilled software engineer. You would be working with specifying, designing, implementing and testing software. You also support our program planning and agile activities in the team.

Position: Internship

Duration: 12 months

Start date (tentative): November, 2026

Location: Hybrid in Amadora or Aveiro, Portugal

Education Recommendations: Currently a candidate finishing their BSc or MSc degree in Telecommunications, Computer Science, Electrical Engineering, or a related field with an accredited school.

RESPONSIBILITIES

  • Be presented with engineering practices such as test-driven development, pair-programming, and software refactoring
  • Be an advocate of the SW craftsmanship, believe in agile & lean values and have the quality first mindset
  • Embrace best engineering practices, focusing on Continuous Improvement and Continuous Delivery mindsets
  • Performs routine assignments within standardized procedures and practices with regular supervision to achieve objectives and meet deadlines (EG assisting other professionals; creating reports)
  • Receives instruction, guidance and direction from others and uses own knowledge and existing procedures to solve standard problems (EG performing office duties for a defined area; responding to company queries)

QUALIFICATIONS

  • Knowledge/interest in programming languages and frameworks (e.g., Java17+, Python, JavaScript, HTML5, CSS, TypeScript,  React), using and creating containers & container management tools like Kubernetes
  • Knowledge/interest in REST services and API usage and design (JSON, REST, Swagger)
  • Basic educational knowledge. Degree or equivalent

It would be nice if you also had

*** Database knowledge/interest:** SQL/HQL or Oracle or MariaDB

  • Knowledge of Continuous Integration (e.g. Jenkins, Git, Gerrit, GitLab)
  • Knowledge of Test automation (e.g., Junit, Jest, Selenium, Robot Framework, Cucumber) and Test-driven development
  • Knowledge of dependency management (e.g., Webpack, Maven, Gradle, npm)

Advancing connectivity to secure a brighter world.

Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.

Learn more about life at Nokia [https: //www.nokia.com/careers/life-at-nokia/].

Our recruitment process

We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.

If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.

The length of the recruitment process may vary depending on the specific role's requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia

[https: //www.nokia.com/careers/#recruitment-process].

Some of our benefits for trainees in Portugal

[https://www.nokia.com/careers/our-locations/portugal/students-and-graduates/]

    • Flexible and hybrid working schemes
    • Meal allowance to support daily needs
    • Well-being programs to support your mental and physical health
    • Opportunities to join and receive support from Nokia Employee Resource Groups
    • (NERGs)
    • Employee Growth Solutions to support your personalized career & skills
    • development
    • Diverse pool of Coaches & Mentors to whom you have easy access
    • A learning environment which promotes personal growth and professional
    • development - for your role and beyond
JavaPythonJavaScriptHTML5CSSTypeScriptReactKubernetesREST servicesAPI designSQLJenkinsGitTest automationTest-driven developmentAgilemulti-location

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