Senior Frontend Engineer

Sprout.ai Limited; Greater London; Hybrid; GBP 70,000 - 85,000; Full time

Job summary

A technology company in insurance is seeking a Software Engineer to develop high-quality, customer-centric web applications using React and TypeScript. Responsibilities include collaborating with teams to deliver responsive interfaces and maintaining frontend stacks with best practices. The ideal candidate will have a strong background in web fundamentals, testing frameworks, and CI/CD. This hybrid role offers a salary range of £70,000 to £85,000, with benefits including 28 days' annual leave and health insurance.

Benefits

Annual pay reviews

Private Health Insurance

Learning and Development budget

Monthly socials

WeWork perks like snacks and events

Macbook Pro + home working setup

Qualifications

• Proven track record of building customer-centric and high-performing web applications.
• Experience with testing frameworks and CI/CD platforms.
• Strong problem-solving skills and ability to think critically.

Responsibilities

• Work with stakeholders to understand problem spaces and propose solutions.
• Develop high-quality user interfaces for web applications.
• Collaborate with designers for visually appealing interfaces.

Skills

TypeScript

React

Web fundamentals (HTML5, CSS, ES6+)

Proficient in Chrome Developer Tools

Testing frameworks (Jest, Vitest, Playwright, Cypress)

Customer-centric web applications

Tools

Vite

Webpack

Postgres

Job description

Overview

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.

Salary banding: £70,000 - £85,000 dependent on experience

Working pattern: 2 days per week in the office

Location: London

About our Engineering Team

As a business which has AI at its core, we need to have a reliable, scalable and secure real-time ML platform to deliver our product to customers. The Engineering team makes this happen. The team is UK-based, with a significant contingent in London, and is made up of pragmatic, curious and collaborative problem-solvers who are passionate about working with our Data Scientists to build state of the art AI products. Our Software Engineers bring together a diverse range of expertise and backgrounds; what unites us is a desire to learn, a mastery of our discipline and strong technical prowess.

Our engineers are responsible for all aspects of the software development lifecycle. You will get the opportunity to work across our entire stack building features which deliver AI capabilities to some of the biggest names in the insurance industry.

We are developing a modern real-time ML platform using technologies like React, Typescript, Python, PyTorch, Ray, k8s (helm + flux), Terraform, Postgres and Flink on AWS. We are very big fans of Infrastructure-as-Code and enjoy Agile practices.

As a team, we're driven by a relentless focus on delivering real value to customers at speed. We embrace modern engineering practices such as automated testing, continuous monitoring, feature flags, and on-demand production-like environments to support frequent, reliable releases.

Our team is tackling several exciting challenges, including:

• Build out new exciting product features that broaden our product scope to newer challenges
• Building a real-time config driven user interface toolbox that seamlessly adapts to diverse customer needs
• Deploying all changes, including complex machine learning models, reliably to customers within 15 minutes with fully automated tests
• Centralised reporting/metrics for both the business and our customers

Responsibilities

• Work with different stakeholders across the business like engineers, product, engagement team to understand a problem space within your area, propose solutions, and own the end to end delivery.
• Develop high-quality and responsive user interfaces for web applications using React taking into consideration accessibility (WCAG), security and performance.
• Collaborate with designers to create visually appealing interfaces that meet user needs and brand guidelines
• Own and maintain specific parts of our frontend stack with best in class engineering practices.
• Write comprehensive unit, integration and end-to-end automated tests in the frontend and backend to serve frontend facing features.
• Participate in code reviews, provide constructive feedback and keep to date with latest trends in the industry.
• Participate in the continuous improvement of the processes and ways of working for the engineering team.
• Manage feature rollouts with multiple releases per day by utilising feature flags, metrics, logs and alerting.

Requirements

• Technical proficiency
  • Must haves:
    • Proven track record of building customer-centric and high-performing web applications/SPAs
    • Strong principles in TypeScript and React
    • Experience in react-query or Redux
    • Strong grasp of Web fundamentals: HTML5, CSS, ES6+
    • Proficient in Chrome Developer Tools or equivalent
    • Experience with testing frameworks, such as, Jest, Vitest, Playwright, Cypress, .etc
    • Understanding of build tools such as Vite, Webpack, .etc
    • Understanding of CI/CD platforms
  • Nice to have:
    • Proficiency in Python, Node.js or similar backend programming language.
    • RDBMS Experience, ideally with Postgres.
    • Experience building RESTful APIs (E.g: FastAPI)
• We also expect a solid understanding of modern software development lifecycles. Code & tests, pull requests, code reviews, CI/CD, QA and production releases in an agile, rapidly changing environment
• Strong problem-solving skills and the ability to think critically and creatively
• Naturally collaborative, with excellent communication and teamwork abilities
• Self-motivated with a strong sense of ownership and accountability

Sprout.ai Values

Hungry for Growth - Unleash your inner Sprout: Sprouts embrace growth, forget comfort zones, and help Sprout.ai thrive.

Own It, Deliver It - We commit, we deliver, and we exceed expectations - it's how we achieve outstanding outcomes for our customers.

Seed Innovation - The future is shaped by those who dare to innovate. We embrace this mindset, planting the seeds for future growth, experimenting fearlessly and taking bold actions that unleash our ability to scale.

Collaborate to Blossom - We cultivate collaboration, working together to create a vibrant and diverse ecosystem where every Sprout can thrive. It drives better results, and creates a better environment for us all.

Compensation, benefits and perks

• Salary banding: £70,000 - £85,000 dependent on experience. Annual pay reviews.
• Sprout.ai Share Options
• 28 days' annual leave (plus bank holidays)
• Hybrid working with up to 4 days per week working from home
• Private Health Insurance + Dental Insurance
• Learning and Development budget
• Monthly socials, both in London and Virtual
• WeWork perks - barista, social events, snacks etc.
• Macbook Pro + home working setup

About Sprout.ai

Founded in London in 2018, Sprout.ai was born from a simple belief: insurers should be there for policyholders in their time of need. Long delays, manual processes and outdated systems meant customers were often left waiting weeks for outcomes at their most vulnerable moments. We set out to change that.

Today, Sprout.ai is redefining insurance automation for insurers. Acting as the intelligence layer at the heart of operations, we bring advanced AI, digitisation, and data-driven processes to transform how claims and underwriting decisions are made.

Our mission is to make every interaction between insurers and policyholders accurate, fast, and fair, and our vision is to become the world's most trusted insurance intelligence partner, powering billions of safe, explainable decisions for global insurers.

Sprout.ai integrates seamlessly into existing systems to deliver real-time claims automation and actionable insights, enabling expert teams to focus on complex cases with speed and empathy. Insurers use our platform to overcome legacy challenges, cost pressures, fraud risk, and regulatory demands, achieving tangible results including:

• Up to two-thirds of claims processed automatically
• 99% accuracy
• Significant gains in customer satisfaction and operational efficiency

Backed by leading insurers and recognised with industry awards and ISO 27001 certification, Sprout,ai is the insurance intelligence automation platform injecting insights into claims and underwriting - changing insurance, for good.