Software Tester

Yokogawa Marex has an exciting new opportunity for a highly driven Software Tester.

As a recent graduate in software development or computer science, or you have one to two years’ experience as a software tester you would be a key member of our Software Test Team as we drive forward with our test automation program.

Reporting to the Software QA Manager, you will develop test automation frameworks and scripts using tools such as Selenium, and implement and execute tests for new and existing functions on Microsoft Windows based information systems and applications.

As a Software Test Engineer, you will apply waterfall methodologies testing a broad variety of Client, Web and GUI based information systems and applications. You will be responsible for the implementation and adherence to quality processes that lead to the delivery of high-quality software applications and components that satisfy the specified requirements.

Yokogawa Marex, a Division of Yokogawa UK Limited, is a specialist software solutions company developing and delivering software solutions providing valuable insights and actionable information to operate facilities effectively, efficiently, and safely in a profitable and more sustainable way.

As a Software Tester you will be:

• Producing and reviewing test specifications to carry out black and white box testing in line with the appropriate quality metrics for functional, system, integration, laboratory, usability, and performance

• Planning, preparing and executing tests and recording of results in a clear and accurate manner

• Planning, designing, developing and executing automated, Code UI, Functional and Unit tests to improve efficiency and test recurrence

• Documenting software defects clearly with the relevant information to assist with defect reproduction and resolution

• Set up of complex test environments

We are looking for a colleague with:

• Bachelor level degree in Software Development or Computer Science, or similar or at least 1-2 years of work experience in a software development environment as a software tester.

• Experience of standard Microsoft Office applications.

• Exposure of products developed in MS SQL, ASP.Net and C#.

• Experience in SQL Databases (e.g. MySQL, SQL Server, Oracle).

• Understanding of quality systems, software development methods and cloud technologies gained during degree.

• Enthusiasm, excellent communication skills (both verbal and written), be customer focused, thrive on problem solving, have the desire for continuous quality improvement and be a team player.

What you can expect from us:

• Working at our office in Cowes, Isle of Wight. 37 hours per week (Monday to Friday), with flexibility required to meet customer and business needs.

• A permanent contract with a competitive salary, depending on experience.

• Benefits, including pension with company contribution, death in service cover, bonus, healthcare, 25 days holiday plus bank holidays with increments based on length of service.

• Exciting challenges within a global organization that encourages a high degree of individual responsibility, with excellent career opportunities.

• Innovative and advanced high-technology products and services.

• Opportunities for international travel.

Due to the nature of our business, please be advised that at the offer of employment stage we will carry out Disclosure and Barring Service (DBS), Education and Employment checks on all candidates.

This role is not eligible for sponsorship.

Closure Date: 13/11/2026

Start your application to join an award-winning employer by pressing the “Apply” button above.

Not just a job, but a career

Yokogawa, award winner for ‘Best Asset Monitoring Technology’ and ‘Best Digital Twin Technology’ at the HP Awards, is a leading provider of industrial automation, test and measurement, information systems and industrial services in several industries. 

Our aim is to shape a better future for our planet through supporting the energy transition, (bio)technology, artificial intelligence, industrial cybersecurity, etc. We are committed to the United Nations sustainable development goals by utilizing our ability to measure and connect.

About the Team
Our 18,000 employees work in over 60 countries with one corporate mission, to "co-innovate tomorrow". We are looking for dynamic colleagues who share our passion for technology and care for our planet. In return, we offer you great career opportunities to grow yourself in a truly global culture where respect, value creation, collaboration, integrity, and gratitude are highly valued and exhibited in everything we do.

Diverse, Equitable & Inclusive culture

Yokogawa is an Equal Opportunity Employer. Yokogawa wants a diverse, equitable and inclusive culture.  We will actively recruit, develop, and promote people from a variety of backgrounds who differ in terms of experience, knowledge, thinking styles, perspective, cultural background, and socioeconomic status.  We will not discriminate based on race, skin color, age, sex, gender identity and expression, sexual orientation, religion, belief, political opinion, nationality, ethnicity, place of origin, disability, family relations or any other circumstances. Yokogawa values differences and enables everyone to belong, contribute, succeed, and demonstrate their full potential.

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