Senior Frontend Engineer

Overview

The Opportunity: Join Attest at a pivotal moment as we transform how the world’s leading brands discover and act on consumer insights through Compass, our AI-native conversational interface revolutionizing market research. Attest powers insights for brands like Netflix, Unilever, Nestle, and Reddit, connecting them to 150+ million consumers across 59 countries. As a Senior Frontend Engineer on the Compass squad, you’ll be at the forefront of building intuitive, AI-powered interfaces that help customers uncover insights rapidly through natural conversation. You’ll work on complex challenges at the intersection of frontend engineering, conversational UX, and data visualisation, shaping how leading brands make faster and more confident decisions. This role involves shaping technical direction within your squad, contributing scalable frontend patterns, and mentoring engineers while collaborating with Product, Design, Backend Engineering, and Data Science. Our frontend stack includes VueJS, TypeScript, and OpenAPI, and we are continually evolving how we build and deliver software. We’re looking for an engineer with strong product instincts who enjoys collaborative problem-solving and prioritizes meaningful impact over perfection. If you’re motivated by building thoughtful user experiences and improving systems over time, we’d love to hear from you.

Salary

We are able to offer between £85-95K depending on experience, with equity options and comprehensive benefits.

In-person and Remote Working Balance

We work in a flexible hybrid model. Most squads collaborate in person around two days per week, with flexibility around which days work best. This helps us balance meaningful face-to-face collaboration with time for focused engineering work.

What You\'ll Be Doing

As a Senior Frontend Engineer On Compass, You Will

• Lead high-impact technical initiatives: Own the design and delivery of complex frontend features, from conversational UI patterns to insights visualisation
• Shape products from discovery to delivery: Partner closely with Product and Design during discovery, translating evolving requirements into pragmatic technical solutions that solve real user problems
• Build the Conversational AI and Insights experience: Create robust, scalable frontend systems using VueJS and TypeScript that handle streaming responses, dynamic visualisations, and complex state management
• Integrate seamlessly: Use OpenAPI contracts to build reliable integrations with our conversational AI, survey-building, and insights services - handling real-time data streams and failure states robustly
• Balance speed with sustainability: Ship quickly while maintaining high code quality, performance, and testability. Proactively reduce technical debt and improve system health
• Elevate the entire team: Provide thoughtful code reviews, mentor other frontend engineers through pairing, and contribute to shared patterns and standards across the Frontend Chapter
• Drive measurable outcomes: Focus on user outcomes, not just output, using data to inform iteration and improvement

You’ll have autonomy in technical decisions, support for growth, and the opportunity to influence how users interact with AI-powered survey creation and insights.

What You\'ll Bring

We’re Looking For Someone Who

• Has strong commercial experience with VueJS and TypeScript, building complex frontend applications that scale
• Can lead frontend technical delivery of large features or epics end-to-end with cross-functional squad collaboration
• Has thrived in cross-functional product squads, balancing engineering, product, and design perspectives
• Demonstrates strong architectural thinking across component design, state management, performance, and scalability
• Is comfortable with ambiguity and proactively clarifying requirements
• Balances pragmatism with engineering quality
• Brings a product mindset, focusing on user outcomes and business impact over technical elegance
• Has a growth mindset - actively seeking feedback, challenging assumptions, and continuously improving both systems and ways of working
• Communicates effectively with technical and non-technical stakeholders, making complex decisions accessible and building alignment

Nice To Have

• Experience building conversational UIs or real-time streaming interfaces
• Experience building with LLM-powered applications or AI product features

We value diverse experiences and perspectives, especially in this age of non-linear careers. We encourage you to apply even if you don’t fit all the criteria above, especially if you\'re energised by embracing the future and building impactful AI-driven user experiences!

Our benefits

• Work from anywhere up to 20 days a year
• 25 days holiday per year plus additional festive days
• £240 yearly L&D budget, plus access to a larger budget for qualifications and courses
• Private Medical Insurance
• 1 day per quarter to do charity or community work
• Enhanced parental leave (18 weeks paid leave for Primary carer)
• Up to 12 weeks paid leave for premature births and neonatal care
• Paid leave for IVF and fertility treatment and pregnancy loss
• Share options and an additional bonus scheme

We want to give everyone the opportunity to showcase their best selves during the interview process and beyond. Do let us know if there are any adjustments you’d like to make to ensure it’s more inclusive – we’re learning too, so we’re more than happy to adapt and accommodate where possible.

Unfortunately we cannot offer visa sponsorship at this time.

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