Principal Software Engineer – Front End/ React

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Principal Frontend Engineer (React / TypeScript)

Front Office Technology

We’re hiring a Principal Frontend Engineer to join a Front Office Technology team at a leading investment management firm. The role sits directly alongside portfolio managers and quantitative researchers, building applications that support investment decision making in real time. Here, you’ll be responsible for designing and building data-intensive frontend applications used across investment, risk, and research workflows.

Work will include:

  • Developing complex dashboards and analytics tools
  • Handling large, frequently updating datasets
  • Building highly responsive UIs in React and TypeScript
  • Working closely with end users to iterate on functionality and usability
  • Contributing to frontend architecture, standards, and engineering direction

You’ll be part of a team delivering systems that are used daily in live investment processes, with regular interaction and feedback from users.

The firm is investing heavily in AI across both:

  • Investment workflows, including research and decision support
  • Engineering productivity, including tooling and development processes

There is opportunity to work on applications that integrate AI into user workflows driving investment decision making, as well as adopt modern approaches to software development.

Tech environment

  • React, TypeScript
  • Modern state management and frontend tooling
  • AG-Grid
  • GraphQL and API-driven architecture
  • Cloud-based infrastructure

Requirements

  • Strong experience building React applications with TypeScript
  • Experience working on data-heavy products such as dashboards, analytics platforms, or similar systems
  • Comfortable working closely with users and translating requirements into working solutions
  • Experience contributing to frontend architecture and engineering standards
  • Interest in AI and modern development approaches is beneficial

The opportunity

This role offers the chance to work on systems that directly support investment decisions, with a high degree of ownership over frontend design and delivery, and exposure to evolving AI-driven workflows.

#J-18808-Ljbffr”, “datePosted”: “2026-04-29”, “hiringOrganization”: { “@type”: “Organization”, “name”: “DW Search”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__417344278__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861&geoID=33” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “London” } } }
Company: DW Search
Apply for the Principal Software Engineer – Front End/ React
Location: London
Job Description:

Principal Frontend Engineer (React / TypeScript)

Front Office Technology

We’re hiring a Principal Frontend Engineer to join a Front Office Technology team at a leading investment management firm. The role sits directly alongside portfolio managers and quantitative researchers, building applications that support investment decision making in real time. Here, you’ll be responsible for designing and building data-intensive frontend applications used across investment, risk, and research workflows.

Work will include:

  • Developing complex dashboards and analytics tools
  • Handling large, frequently updating datasets
  • Building highly responsive UIs in React and TypeScript
  • Working closely with end users to iterate on functionality and usability
  • Contributing to frontend architecture, standards, and engineering direction

You’ll be part of a team delivering systems that are used daily in live investment processes, with regular interaction and feedback from users.

The firm is investing heavily in AI across both:

  • Investment workflows, including research and decision support
  • Engineering productivity, including tooling and development processes

There is opportunity to work on applications that integrate AI into user workflows driving investment decision making, as well as adopt modern approaches to software development.

Tech environment

  • React, TypeScript
  • Modern state management and frontend tooling
  • AG-Grid
  • GraphQL and API-driven architecture
  • Cloud-based infrastructure

Requirements

  • Strong experience building React applications with TypeScript
  • Experience working on data-heavy products such as dashboards, analytics platforms, or similar systems
  • Comfortable working closely with users and translating requirements into working solutions
  • Experience contributing to frontend architecture and engineering standards
  • Interest in AI and modern development approaches is beneficial

The opportunity

This role offers the chance to work on systems that directly support investment decisions, with a high degree of ownership over frontend design and delivery, and exposure to evolving AI-driven workflows.

#J-18808-Ljbffr…

Posted: April 29th, 2026