Senior React Developer - UK - Fully Remote

HBK; Sheffield; Remote; GBP 60,000 - 90,000; Full time

Job summary

A leading company in the test and measurement industry is seeking a Senior React Developer for a fully remote position. You will play a key role in building impactful software solutions, contribute to system architecture, and engage closely with teams worldwide. This position provides opportunities for professional growth along with flexible working hours and comprehensive health benefits.

Benefits

28 days of annual leave plus bank holidays

Private Medical Insurance

Pension contributions

Life Assurance

Qualifications

• Proven software development experience, minimum 5 years.
• Strong understanding of web design, UX, and UI principles.
• Experience with testing frameworks such as xUnit, Vitest, and Playwright.

Responsibilities

• Design and code web-based applications focusing on consumer-facing software.
• Collaborate with teams to optimize processes and provide software solutions to complex problems.
• Ensure quality through automated testing and review of software code.

Skills

TypeScript

React

Cloud development

Application performance optimization

RESTful APIs

Agile workflows

Problem-solving

Education

Bachelor's degree in Computer Science or a related field

Tools

GitHub

Docker

Jira

Job description

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Senior React Developer - UK - Fully Remote, Sheffield

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Client:

HBK

Location:

Sheffield, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

336fc0b56f2a

Job Views:

12

Posted:

22.06.2025

Expiry Date:

06.08.2025

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Job Description:

This job will provide you with an opportunity to further your career alongside some of the best and most passionate technology experts from around the world in a leading company within the test, measurement and data analytics industry. You will be a strong contributor collaborating closely with colleagues from various business functions.

At HBK, we live up to our three values: Be True, Own It and Aim High. We believe in absolute integrity – it’s how we win for stakeholders, the environment and each other. We believe in teamwork and keeping our promises – to ourselves and others. Finally, we believe in being bold and positive. This is how we perform at our best and achieve greater success.

HBK - Who we are

Hottinger, Bruel & Kjaer (HBK) Inc. is a global leader providing technical expertise, engineering software products, and services to deliver reliability, durability and performance enhancing solutions. Known in particular for our ReliaSoft and nCode softwares, our range of engineering solutions deliver compelling value to our customers for the design and development of reliable, robust systems, and reduce life cycle costs.

We are currently searching for a Senior Software Engineer to be based in the UK, working remotely with our wider Web Development Team located in Tucson, United States.

HBK has office locations in the UK and working from the office is also possible should this be desired. Some US travel opportunities may be available.

What we’re looking for

You engineer systems. You understand that complexity is easy, and simplicity is hard - and chose to do the right things. Clean and efficient code is important to you, you want to build things that have meaning and take on big challenges.

You see the whole picture. You know how to architect systems - and that systems are more than just technical requirements. You understand how to build people, solutions, and engage with clients. You have led a team to accomplish more than its individual contributors.

You enjoy rolling up your sleeves and working alongside the team. You're willing to do the hard work no one else wants to.

You are passionate about building great software. Quality is very important to you. You understand the value of testing: unit tests, automated testing, performance testing.

You understand the responsibility that comes with building consumer facing applications – either as part of a team or by yourself - and are excited by the opportunity to create systems that consumers use and depend on.

Ideal candidate will have experience with:

Designing and coding for web-based applications

Developing consumer-facing software

Cloud development and architecture

Application performance optimization and tuning best practices

Providing software solutions to complex technical problems

Working together with the team to continuously optimize department processes and procedures

Reviewing software code for technical competency and adequacy

Producing documentation related to the design, functionality and release of software artifacts

We’re looking for a candidate with experience in the following technologies and tools:

Frontend Development:

Expertise with TypeScript (required), HTML, and CSS

Proficiency working with React (required) and libraries like Material-UI (MUI), React Query/TanStack Query, and React Hook Form (preferred).

Knowledge working with Webstorm (would be a plus)

Mob and/or Paired programming (would be a plus)

Knowledge of server-side programming languages like, C#/.NET (required),Node.js or Python (would be a plus)

Knowledge working with ASP.net Core (required) and Entity Framework Core (required)

Knowledge working with Rider (would be a plus)

Experience building and consuming RESTful APIs (required) or GraphQL APIs (would be a plus currently not using)

Proficiency with GitHub (required) for version control and CI/CD pipelines.

Knowledge with Azure (would be a plus) for hosting and DevOps workflows.

Knowledge of Observability tools like Grafana (would be a plus)

Familiarity with Docker tools (required)

Testing and Quality Assurance:

Strong experience with Test frameworks (xUnit, Vitest, and Playwright)

Strong experience utilizing TDD - Automated testing tools, Unit Testing, and best practices for integration and performance testing.

Databases:

Working knowledge with relational databases (e.g., PostgreSQL, MySQL) and non-relational databases

DevOps and CI/CD:

Working knowledge of Observability tools like Grafana (would be a plus)

Experience with Agile workflows and tracking tools like Jira

Security:

Understanding and implementation of security best practices in web development.

Proven experience as a strong software developer (5 years minimum).

Ability to demonstrate high levels of development competence through samples of previous work.

Comprehensive understanding of key web design, UX, and UI principles.

Ability to work with and fill in gaps of incomplete requirements while maintaining a high level of product quality

Excellent problem-solving skills

Well organized and attention to detail

Strong Team player, as this position will be remote

We offer

The job will provide you with an opportunity to further your career alongside some of the best and most passionate technology experts from around the world in a leading company within the test and measurement industry. You will be a strong contributor who collaborates closely with colleagues from various business functions all over the world.

Freedom with responsibility is the framework for HBK’s employees. This allows for a good balance between work and family life and for constant development of professional and personal skills in an international and enjoyable working environment.

Working Hours:

Full-time, 37.5 hours per week

Flexible hours: Monday to Friday - Employees supporting U.S. operations should adjust their hours as required to meet business needs

28 days of annual leave plus all Bank Holidays

5 days of annual leave can be bought or sold

Health and Wellbeing Benefits:

Private Medical Insurance

Pension Contributions:

Employer contribution of 1.5 times the employee’s contribution, up to a maximum of 10.5%

Life Assurance:

Coverage equal to 4x the employee’s salary

One company – HBK

On 1 January 2019, Brüel & Kjær and HBM merged their activities into a new company called HBK (Hottinger, Brüel & Kjær). With more than 3,000 employees worldwide and production facilities in Denmark, Germany, the UK, the USA, China and Portugal and presence in 80 countries, HBK becomes a leading player in the test and measurement area.