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Senior Front-End Engineer - OnTheMarket Technology

Leading global provider of commercial and residential real estate information, analytics, and online marketplaces.
Frontend
Senior Software Engineer
In-Person
5,000+ Employees
4+ years of experience
Real Estate · Enterprise SaaS

Job Description

CoStar Group, a leading provider of real estate information and analytics, is seeking a Senior Front-End Engineer for their OnTheMarket Technology team in London. This role is crucial within the OTM UX team, focusing on developing and maintaining the user interface and experience of OnTheMarket web and mobile applications. The position requires expertise in React, Redux, and Next.js, with a strong focus on building scalable and maintainable user interfaces.

The ideal candidate will have 4+ years of commercial experience with JavaScript and modern frontend technologies. You'll be responsible for developing user-facing features, building reusable components, and optimizing applications for maximum performance. The role offers an opportunity to work with cutting-edge technologies while contributing to the development of the UK's ambitious residential property portal.

CoStar Group, listed on NASDAQ and included in the S&P 500 Index, offers an outstanding working environment in London Blue Fin. The company provides comprehensive benefits including private medical cover, dental coverage, life assurance, and competitive pension. With 28 days annual leave and enhanced parental benefits, CoStar Group demonstrates its commitment to work-life balance.

The company maintains a strong focus on diversity and inclusion, actively encouraging applications from underrepresented groups in the commercial real estate industry. This role offers an exciting opportunity to be part of a transformative project following CoStar's recent acquisition of OnTheMarket, with the goal of developing it into the UK's leading residential property portal.

Last updated 19 days ago

Responsibilities For Senior Front-End Engineer - OnTheMarket Technology

  • Develop and maintain user-facing features using React, Redux and Next.js
  • Build reusable components and front-end libraries
  • Optimize applications for maximum speed and scalability
  • Collaborate with the Head of UX to ensure technical feasibility of designs
  • Manage JS application reliability including incident management and performance tuning
  • Implement testing for frontend applications and Git version control

Requirements For Senior Front-End Engineer - OnTheMarket Technology

React
TypeScript
JavaScript
Node.js
  • Bachelor's degree in Computer Science, Mathematics, Engineering or equivalent experience
  • 4+ years commercial experience with JavaScript (ES6/ES7+)
  • Commercial experience with React and Redux
  • Proficient with React features such as hooks, pure components, error handling, HOCs, and lazy loading
  • Experience with Next.js and Server-Side Rendering (SSR)
  • Experience integrating and working with APIs
  • Strong CSS skills, including Tailwind, Flexbox, Grid
  • Performance optimization experience
  • Understanding of software design principles

Benefits For Senior Front-End Engineer - OnTheMarket Technology

Medical Insurance
Dental Insurance
Vision Insurance
  • Private medical cover
  • Dental cover
  • Life Assurance
  • 28 days annual leave
  • Competitive pension
  • Season ticket loans
  • Enhanced maternity and paternity pay

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