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As a Senior frontend engineer at Arenko you will be leading on the development, maintenance and evolution of the user interface of our platform. This will enable our users to effectively manage some of the most agile, complex and technologically advanced systems in the world. With strong attention to detail and clear vision for data-driven interfaces you will work as part of a passionate software team to deliver an intuitive front end to our micro-services architecture that will help maintain Arenko’s position as a leader in this space.

The energy industry is ever-changing, and our software plays a leading role in the decarbonisation and digitisation of the electricity system. We are in a period of unprecedented growth and are looking for team members to help deliver software that will shape the electricity system of the future.

You will work as part of a dedicated and passionate full stack development team in an agile environment. The team interfaces with the wider company covering a range of sector expertise. You will develop the best solutions with the freedom and responsibility to innovate and bring your ideas to life.


  • Senior position within the software team working on the platform user interface focusing on intuitive user interaction with complex process’ and rich data visualisations
  • Develop high quality microservice applications using innovative tooling to meet the functional requirements that the business needs
  • Integrate your applications into a scalable, fault tolerant ecosystem to add value to the overall platform
  • Liaise with our product team and external users to ensure that functionality is meeting the needs of our users
  • Work in an agile development model with regular stand-ups, planning and stakeholder acceptance checkpoints


Experience with:

  • Responsive cross-device web development
  • Proficient implementing consistent design systems
  • Migration and optimisation of UI components
  • Proven experience with JavaScript (ES6+)
  • React Hooks, Next JS, Typescript and Redux
  • Excellent knowledge of CSS, HTML.
  • Robust controls instrumentation
  • Engaging and intuitive complex data visualisation
  • Working with SaaS products
  • Understanding and experience with unit and/or automated testing experience
  • Git or other similar distributed SCM systems

Core Skills and Languages:

  • JavaScript UP library such as React, Next JS, Typescript
  • CSS3
  • Version control system (Git, Gitlab)
  • State management library (Redux)
  • HTML5

Nice to Have:

  • Confident working with REST APIs
  • A portfolio of your personal projects.
  • Experience working with real time applications with technologies such as Web Sockets.


As we move to the high-renewables and low carbon era, electricity storage is transforming the way the energy industry operates. The energy industry is fast becoming a digital and multidisciplinary sector that provides a fundamental service for modern society, but these needs must be delivered in a socially responsible way. Arenko are using new technology to add flexibility to the grid and secure supply in this fast-changing industry, offering a huge variety of opportunities for the future.

Arenko was founded in January 2014 and we are growing rapidly in an emerging sector. Arenko is a fun, inclusive and fast-paced environment and our team are self-motivated, enthusiastic and take a collaborative approach to help the business develop and grow.

We offer a range of benefits including:

  • 25 days annual leave (+ bank holidays)
  • Flexible working
  • Enhanced parental leave offerings
  • Company pension scheme
  • Annual learning and development opportunities
  • Bike to Work Scheme
  • A commitment to your wellbeing, with access to our Employee Assistance Programme and other initiatives
  • Monthly socials, Summer, and Christmas party
  • Office fruit, snacks and catered lunch and learns

Finally, whilst joining a social and hard-working team, you will have access to some of the most prestigious employee competitions of all time: The Arenko Bake off and the annual Arenko Olympics.

Here at Arenko, we want every employee to feel valued, comfortable, and able to be their own free self at work. Together, we are committed to building a diverse and inclusive culture that encourages, supports, and empowers the authentic voices of all our employees. All qualified applicants will receive consideration for employment without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age or any other aspect that makes you unique.


Our team is growing, and we would love your help in reinventing the energy system.

Please follow us on LinkedIn for the latest blogs and/or checkout the news section of our website for more information on what we do:

– LinkedIn

– Website

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