Senior Software Test Engineer

Introduction

Werfen

Werfen is a growing, family-owned, innovative company founded in 1966 in Barcelona, Spain. We are a worldwide leader in specialized diagnostics in the areas of Hemostasis, Acute Care Diagnostics, Transfusion, Autoimmunity, and Transplant. Through our Original Equipment Manufacturing (OEM) business line, we research, develop, and manufacture customized assays and biomaterials. We operate directly in 30 countries, and in more than 100 territories through distributors.

Our Headquarters and Technology Centers are located in the US and Europe, and our workforce is more than 7,000 strong.

Our success comes from a specific focus in these rapidly evolving diagnostic areas, our commitment to customers, and our dedication to innovation and quality. We’re passionate about providing healthcare professionals the most valuable and complete solutions to improve hospital efficiency and enhance patient care.

Position Summary:

Using Engineering procedures standard for research and development, carries out assignments associated with research, design, development, support or manufacturing of specific parts, processes, software or components of medical diagnostic systems. Independently evaluates, selects, and applies standard engineering techniques, procedures, and criteria, using judgment in making minor adaptations and modifications. Under the general direction of a functional manager, with moderate latitude for self-direction, operates in one or more areas of responsibility within a specific function.

Essential Functions:

• Lead testing activities including Software Feature Testing, Integration & System Testing, Regression Testing—covering UI, API, Functional, and Non-Functional testing (Performance, Load, Stress, Security)
• Maintain a comprehensive traceability matrix to ensure full test coverage
• Develop and maintain test frameworks, automation scripts, tools, test environments, and infrastructure
• Conduct peer reviews of software requirements and design documentation
• Review test cases, automation scripts, and test code for quality and accuracy
• Assess existing test processes and recommend improvements to increase efficiency and effectiveness
• Estimate, plan, and coordinate test activities while supporting ongoing testing efforts
• Ensure compliance with internal design controls and applicable medical device regulations and standards (e.g., ISO 13485, IEC 62304, 21 CFR Part 820.30)
• Lead a small testing team, delivering on key program milestones with a focus on timeliness and quality
• Manage complex projects and multiple personnel simultaneously
• Coach and mentor team members, supporting development through performance evaluation and leadership
• Drive continuous improvement initiatives to enhance test processes, increase automation, and reduce cycle times

Collaborate closely with Software Developers, System Engineers, Dev Ops Engineers, and Scientists in an Agile/Scrum environment.

Technical Expertise:

• Proficiency in Python and scripting languages such as Bash
• Experience with test automation frameworks including PyTest and pytest-bdd
• Hands-on experience with embedded device test automation
• Familiarity with CI/CD tools:
  Jenkins, Docker, Git (Bitbucket/Git Hub/Git Lab)
• Knowledge of BDD-based test development
• Understanding of embedded software concepts: OS, APIs, gRPC, MQTT, etc.
• Working knowledge of C++ and Java
• Agile/Scrum experience
• Proficiency with tools like DOORS, Jama, Jira, or equivalents

• Quick learner with strong analytical and problem-solving abilities
• Excellent communication skills—verbal, written, and presentation
• Strong team player and collaborator

• Passionate about emerging and disruptive technologies
• Self-starter with a proactive mindset
• Values transparency, trust, and a collaborative culture
• Open-minded and eager to learn beyond current expertise
• Process-oriented with a continuous improvement mentality

Minimum Knowledge & Experience Required for the Position:

Education:

• Bachelor's degree in Engineering, Science or a related field

Experience:

• Ten years of product development or…