Senior Front-end Developer Senior Front-end Developer …

Octopus Investments
in London, United Kingdom
Permanent, Full time
Last application, 08 Oct 20
Octopus Investments
in London, United Kingdom
Permanent, Full time
Last application, 08 Oct 20
Octopus Investments
Senior Front-end Developer
Company Description
At Octopus we're transforming the industries we operate in and improving the lives of millions of people. We've built market-leading positions in a number of specialist sectors, including smaller company financing, renewable energy, healthcare and property finance. We employ in excess of 750 people and manage more than £8.3 billion on behalf of more than 50,000 investors. Our products don't just help real people solve real life problems, they also make a positive impact on the world around us.

The Octopus Group incorporates Octopus Energy, Octopus Real Estate Octopus Investments, Octopus Ventures and Octopus Labs. Our aim is to have an impact in everything we do, and to make a vital contribution to the UK economy by helping people, companies and institutions generate wealth. And we're always on the look-out for smart, talented people who share our values.

Job Description

Octopus Labs is the technology unit of the Octopus Group. We fuse track record and technology, expertise and UX, to build financial products the way they should be: trustworthy, rewarding and easy-to-use. Working at Octopus Labs provides an opportunity to combine the exciting pace and confidence of a start-up, with the broader benefits of a large, well-capitalised business that manages more than £9 billion on behalf of over 100,000 customers.

At Octopus Labs we're building a suite of micro-services hosted on Google App Engine or Kubernetes. We're rewriting our legacy frontend tech-stack of CoffeeScript, jQuery and Gulp to a more modern Webpack, React and Redux package. Our frontend code sits on top of a Python and MySQL backend. Some of our projects are hosted on Google App Engine others are in Kubernetes. CI/CD is managed by Jenkins. We are continually assessing our tech stack and welcome ideas around new ways of working and technologies that improve efficiency.


We are looking for a Senior front-end developer who is experienced in microservices based distributed architecture. You will be a key member of the development team and will take ownership of dev tasks and features for the Octopus Products as assigned by the team lead. Under the guidance of a Tech Lead you will be responsible for investigating solutions, leading on implementing best practice, adhering to secure coding standards, and continuously raising the bar on the quality and scalability of our products and technology.  As part of our dynamic full stack agile team you will have a collaborative can-do attitude, sharing your knowledge with other team members both formally and informally and contributing to continuously improving our business. We follow agile development practices, and you will be someone who is comfortable with change and embraces new ideas and technologies.

Key Responsibilities:

  • Work as part of a delivery team, collaborating with others to understand requirements, analyse user stories, design scalable solutions and develop secure and effective code.

  • Develop frontend application using React and help us to implement best practice and continuously improve the quality of our products.

  • You will lead Component-based UI architecture using React and Redux.

  • Write frontend unit tests.

  • Run lighthouse audits to benchmark and improve existing systems.

  • Implement security and data protection solutions as agreed in the roadmap.

  • Define and evolve the architecture of the components you are working on. Contribute to architectural decisions.

  • Developing reusable UI components and optimise for responsiveness and overall performance.


  • Extensive experience and good knowledge of React and Redux

  • Experience in managing full lifecycle of reusable UI components

  • Experience of consuming RESTful services

  • You know how to use Webpack and deploy front-end applications on cloud

  • Experience writing frontend unit tests (we use Jest and Enzyme)

  • A good understanding of HTML, CSS and Sass

  • Experience of using containers i.e. Docker

  • Understanding of Agile principle and practising Scrum, Kanban or XP

Additional Information
Our Values and DNA

At Octopus we don't just focus on what we do but also how we do it. Everyone shares our values of being straightforward, helpful and bold. And while these are the principles that guide us as an organisation, our DNA goes even further, by revealing our inner strengths:

- We are loyal: we fully buy-in to the company's vision and believe in everything that Octopus stands for.

- We are respectful: we live and breathe the Octopus values of being helpful, straightforward and bold.

- We are resilient: we have an inner strength that means we never give in.

- We are intellectually curious: we seek to understand how the world works and were always learning, adapting and improving.

- We understand who our customers are: and because we know them really well, we always give them our very best.

What we offer

Octopus has built an exciting and inclusive high-performance culture where employees feel empowered. This means we welcome discussions around flexible working hours. We also understand the value of diversity, and we have a team dedicated to promoting gender, ethnic, socio-economic, LGBT and disability equality, to make sure we back up our words with actions. All Octopus employees are given the opportunity to develop new skills, aim higher and accelerate their careers.
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