img
Permanent

Backend Engineer - Kotlin (Analytics)

London
money-bag Negotiable
7E340D91452E296CDFA5F46D01D8E3EB
Posted Yesterday

OverviewEngineering at hyperexponential

At hx we are transforming the traditional insurance industry with our groundbreaking SaaS platform, hx Renew. Insurers use it to build complex mathematical models that enable smarter, faster pricing decisions—whether it''s calculating the cost to insure a global superstar''s concert tour or protecting entire states from natural disasters. With hx Renew, insurers can rapidly develop and iterate pricing models in Python and React within a modern software environment, free from the burden of legacy tech. What once took months now takes weeks or even days. This agility has made our product the go-to platform for insurers worldwide.

In five years, our formula has earned the trust of industry giants like Aviva and Top 5 US insurers, as well as cutting-edge innovators like Convex and Inigo. Our engineering team—made up of some of the brightest (and kindest!) minds in the industry—pushes technological boundaries daily through creative innovation and regular hackathons.

Your MissionAs a

Backend Engineer

in the

Analytics

team at hx, you''ll be at the forefront of building systems that unlock the full value of data for insurers on hx Renew. By developing features and platforms that make insurance data accessible, actionable, and optimizable, you''ll empower users to enhance decision-making and risk modelling. If you thrive on solving real business challenges and want to see your work directly impact customers, this is the place to push boundaries and grow your expertise.

This is a rare opportunity to build foundational data systems at the leading edge of digital insurance. If you''re excited by complex engineering challenges, passionate about enabling smarter data decisions, and keen to contribute to a high-growth, collaborative team, the

Analytics Team

at hx is where you''ll grow, innovate, and make a real difference.

What Makes This Role Exciting

You''ll directly empower customers to uncover, analyse, and act on their most valuable data assets

Your work will streamline analytics, remove bottlenecks, and deliver business-critical features at the heart of hx Renew

You''ll take on deep technical challenges—from designing distributed data solutions to building reliable, cloud-native infrastructure

You''ll drive experimentation—piloting new technologies and approaches to continuously improve the data experience for users

Key Responsibilities

Work as part of a fast-moving, visionary product team on a greenfield project

Design and develop backend and analytics components using Kotlin

Enable scalable ingestion, processing, and exploration of insurance datasets

Deliver features that help customers understand and optimise decisions in risk modelling, turning complex portfolio data into actionable insights

Elevate the reliability, scalability, and observability of data flows and analytics infrastructure

Collaborate with product, UX, and engineering peers to create data-driven user experiences—balancing powerful functionality with usability

Lead and participate in architectural and design discussions around distributed data processing and cloud deployment

Automate key workflows to support risk assessment, pricing, and portfolio analytics

Document clearly and contribute to coding best practices for robust, maintainable systems

Harness AI and machine learning tools to automate data analysis, accelerate feature development, and unlock impactful insights—enabling engineers to iterate faster and deliver greater value for users

Required Experience and Skills

Proven experience as a polyglot engineer with a focus on Kotlin

At hx our teams use a combination of Kotlin, Python and Rust

Hands-on experience with AWS with Terraform

Strong grasp of distributed systems design, data architecture, and API development

Ability to communicate and collaborate effectively across disciplines

Commitment to clean, well-documented, and maintainable code

Interest in exploring emerging data and AI technologies

Bonus points for

Experience working in insurance, finance, or other data-intensive domains

Knowledge of interactive analytics or reporting platforms

Exposure to event-driven architectures or large-scale streaming systems

What can hx offer?

Ownership of user-driven features for hx''s core platform in the commercial insurance technology space.

Ongoing support for technical learning and professional growth—involving collaboration around the design system.

Culture of ownership and proactive problem-solving, where your contributions have impact.

Interview Process

Initial call with our Talent team to kick things off (30 mins)

Manager Interview (60 mins)

Technical Interview - Code Review and Systems Design Whiteboard (120 mins)

Values Interview (60 mins)

We offer!

Please note that background checks will be conducted as part of the hiring process to ensure compliance with our governance policies. We handle all background checks sensitively and in full compliance with relevant regulations. All applicant data will be processed in accordance with data protection regulations and our privacy policy.

#J-18808-Ljbffr

Other jobs of interest...

WorksHub
LondonToday
money-bagNegotiable
Ffern
LondonToday
money-bagNegotiable
Tabeo Ltd.
LondonToday
money-bagNegotiable
Synthesized
LondonToday
money-bagNegotiable
Akraya, Inc.
LondonToday
money-bagNegotiable
Spotify
LondonToday
money-bagNegotiable
Stakemate
LondonToday
money-bagNegotiable
Cerebras
LondonYesterday
money-bagNegotiable
Fuse Energy
LondonYesterday
money-bagNegotiable
Feeld
LondonYesterday
money-bag£60,000 per annum

Perform a fresh search...

  • Create your ideal job search criteria by
    completing our quick and simple form and
    receive daily job alerts tailored to you!

Jobs. Straight to your inbox!