Senior Frontend Engineer (UK)

Pigment; Greater London; On-site; GBP 70,000 - 100,000; Full time

Job summary

Pigment, the AI-powered planning SaaS leader, is seeking a Frontend Software Engineer in London to shape high‑quality user experiences. You will build elegant, scalable UIs and collaborate with product managers and backend engineers on impactful features.

Join a team delivering AI-driven capabilities, advanced data visualizations, and a modern design system. You’ll tackle complex data, real‑time updates, and performance challenges while growing your skills in a fast‑moving environment.

Qualifications

• Proven experience building scalable UIs using React and TypeScript.
• Collaborates with backend engineers to shape API design and data handling.
• Experience with design systems and performance optimization.
• Comfort with large datasets and real-time updates.

Responsibilities

• Build and maintain client-facing UI features with high performance.
• Collaborate with backend engineers and product managers to design, develop, and deliver new features while offering technical input on API design and data handling.
• Implement and enhance AI-driven capabilities that assist users with complex workflows.
• Develop advanced data visualizations (charts, maps, dashboards) that provide users with real-time, interactive insights.
• Contribute to and maintain our internal design system, including caching mechanisms and advanced state management.
• Continuously balance delivering new features with ongoing maintenance and performance optimization.
• Proactively identify and resolve issues while ensuring continuous delivery and improving technical processes.

Skills

React

TypeScript

Production systems

API design

Performance optimization

Data visualization

Communication skills

Tools

Vitest

Cypress

Vite

Design system

Job description

Join Pigment: Transforming Business Planning and Performance with AI

Founded in 2019, Pigment stands out as one of the fastest-growing SaaS companies globally, redefining business planning and performance with our AI-powered platform. We empower organizations across diverse industries, including Consumer Packaged Goods, Retail, and Technology, to seamlessly integrate data, people, and processes, enabling them to plan and adapt rapidly.

With a vibrant team of over 500 professionals across North America and Europe, and offices in New York, Toronto, London, Paris, and the Bay Area, Pigment has successfully secured nearly $400 million in funding from leading global venture capitalists. Our recognition as a Visionary in the 2024 Gartner® Magic Quadrant™ for Financial Planning Software underscores our commitment to excellence, as we proudly partner with industry leaders like Unilever, Vinci, Kayak, Siemens, and Coca-Cola.

At Pigment, we champion smart risks, celebrate bold ideas, and challenge the status quo—all as a united team. Every team member has the opportunity to make a significant impact and tackle ambitious challenges. Together, we pursue excellence with a collaborative spirit, continuously raising the bar to ensure strong performance and a proactive approach while fostering an environment of humility.

If you are passionate about innovation and wish to collaborate with some of the brightest minds in the industry, we would love to hear from you!

The Opportunity:

Join our Product Community team as a Frontend Software Engineer and play a key role in shaping cutting-edge user experiences! You'll work on exciting, high-impact projects ranging from AI-powered features to rich data visualizations while collaborating closely with talented backend engineers and product managers.

Here’s why this is an exciting opportunity:

• Innovate with AI: Implement intelligent features that guide users and streamline complex workflows.
• Visualize Complex Data: Build and optimize advanced data visualizations like charts, maps, and real-time dashboards.
• Shape the Design System: Influence and maintain our proprietary design system to deliver consistent, high-performance UIs. Tackle Real Challenges: Solve complex problems involving large datasets, real-time updates, and system performance.
• Drive the Future: Be part of a forward-thinking team that embraces new technologies and continuous learning.
• If you're passionate about building elegant, scalable UIs and enjoy collaborating across teams, this is the perfect place to grow your career!

Who You Are:

We value strong software engineering skills and a proactive mindset. You should be able to translate complex functional requirements into elegant designs and high-quality code. You are also comfortable working across teams to ensure the frontend experience aligns with backend capabilities.

In any case, you have:

• Strong experience as a software engineer working on production systems.
• Proven expertise in building scalable UIs with React and TypeScript.
• A track record of collaborating with backend engineers to shape API design and optimize data consumption.
• Experience working with design systems, performance optimization, and handling large datasets.
• Strong communication skills and a problem-solving attitude.
• A good dose of humility and the willingness to grow (no matter your seniority!).
• A fluent level in English (French is not required).

Your Responsibilities:

• Build and maintain user interfaces for client-facing features, ensuring high-quality and performant UI delivery.
• Collaborate with backend engineers and product managers to design, develop, and deliver new features while offering technical input on API design and data handling.
• Implement and enhance AI-driven capabilities that assist users with complex workflows (e.g., generating actionable insights).
• Develop advanced data visualizations (charts, maps, dashboards) that provide users with real-time, interactive insights.
• Contribute to and maintain our internal design system, including custom caching mechanisms and advanced state management solutions.
• Continuously balance delivering new features with ongoing maintenance and performance optimization.
• Proactively identify and resolve issues while ensuring continuous delivery and improving technical processes.

Current Projects You'll Work On:

• AI Capabilities: Implementing intelligent features that guide users and enhance their workflows.
• Data Visualizations: Building and optimizing rich, interactive views to present complex datasets clearly and efficiently.
• Design System: Maintaining and evolving our proprietary design system to improve development speed and UI consistency.
• Technology Migration: Evaluating and adopting new technologies to keep our platform modern and efficient.

Technical Challenges:

• Balancing feature delivery with system maintenance and performance improvements.
• Implementing real-time updates and managing large-scale data visualizations.
• Collaborating across teams to influence API design and ensure seamless frontend-backend integration.

Our Tech Stack:

• Languages & Frameworks: React (TypeScript)
• Testing Tools: Vitest (unit testing), Cypress (E2E testing)
• Build Tools: Vite (for local development and production bundling)
• Custom Solutions: Internal design system, advanced caching mechanisms, and proprietary state management built on top of open-source technologies.

About the Team:

• Mission: Deliver client-facing features that enhance the user experience while providing technical leadership and guidance on UI decisions.
• Structure: Product Community is a collaborative group of teams (e.g., AI, Views) responsible for different areas of the product. Engineers are encouraged to share knowledge and can move across squads based on their interests.
• Size: Approximately 30 engineers across the Product division, working in small, focused squads with a mix of frontend and backend specialists.
• Collaboration: Regularly engage with backend engineers, product managers, and designers to deliver robust, user-centric solutions.

We conduct background checks as part of our hiring process, in accordance with applicable laws and regulations in the countries where we operate. This may include verification of employment history, education, and, where legally permitted, criminal records. Any checks will be conducted lawfully prior to formal employment contracts being signed, with candidate consent, and information will be treated confidentially.

Pigment is an equal opportunity employer. We believe diversity is a strength and fosters innovation. We are committed to enabling everyone to feel included and valued at the workplace. All qualified applicants will receive consideration for employment without regard to age, color, family, gender identity, marital status, national origin, physical or mental disability, sex (including pregnancy), sexual orientation, social origin, or any other characteristic protected by applicable laws. We may process your personal data in accordance with our HR Data Protection Notice.

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