Senior Fullstack Engineer

Kevel Audience; United Kingdom; Remote; GBP 80,000 - 120,000; Full time

Benefits offered by this job

Fully Remote Team

Flexible Working Hours

Health Benefits

Retirement Savings

Job summary

Kevel Audience is hiring a Senior Fullstack Engineer for Kevel Console, a remote role supporting UK and EU markets. You will modernize backend systems, improve reliability, and build features to win and grow customers across onsite and offsite channels.

You will work with product management to design scalable services, ensure 24/7 availability, and collaborate with customer success teams to deliver value. This role emphasizes cloud-native, API-driven, and scalable architectures.

Qualifications

• Experience building and operating distributed cloud systems.
• Designing multi-layer applications with scalable architecture.
• Latency-sensitive systems with tight response times.
• Proficiency with SQL and NoSQL databases.
• Strong backend development in Node.js/Java/Kotlin/Scala/Clojure/Rust or equivalent.
• Experience with HTTP-based APIs and service integrations.
• Willingness to participate in on-call rotations.

Responsibilities

• Improve the platform's architectural qualities to ensure scalability, reliability, security and performance.
• Design and build new features with the product management team.
• Provide operational oversight to keep the platform running 24/7.
• Collaborate with customer success teams to deliver value and drive growth.

Skills

Distributed systems in cloud

Multi-layer design

Latency-sensitive systems

SQL and NoSQL databases

Backend languages (Node.js/Java/Kotlin

HTTP-based APIs

On-call readiness

React.js / TypeScript

Docker / Kubernetes

CI/CD / Infra as Code

Tools

Docker

Kubernetes

CI/CD pipelines

Infrastructure as code

AWS/GCP

Job description

Kevel is transforming the retail media space with its cutting-edge, AI-driven ad tech infrastructure APIs that power the Retail Media Cloud™. This groundbreaking solution combines the power of AI insights with API-based technology, allowing multi-brand retailers to build dynamic, customizable ad platforms while maintaining full control of their first‑party data. With Kevel, retailers can deliver personalized shopper experiences, optimize ad targeting, and unlock predictive insights to stay ahead in an ever‑evolving market.

JOB OVERVIEW

Kevel Console is Kevel's omnichannel advertiser self-serve platform. It lets media owners, especially retail and commerce media networks, hand campaign management and reporting directly to their advertisers, across onsite and offsite channels such as Meta, Google and Adform. As a Senior Fullstack Engineer on the Console team, you'll help modernize the systems behind the product, improve its reliability and robustness, and build the new features that win and grow customers. Learn more about Console: https://dev.kevel.com/docs/introduction-to-kevel-console.

LOCATION:

REMOTE – UK, Portugal, Spain, Germany, Hungary, or other EU countries. This is a fully remote role. Applicants must be legally authorized to work in their country of residence.

PAY TRANSPARENCY:

Kevel uses external, third‑party market data to determine compensation for all open positions. Our compensation philosophy is based on the candidate’s specific working location and experience level. This means that we will take a no negotiation approach in our recruitment and offer processes. We believe this is an important step in living our value of embracing diversity while underlining our commitment to fair, equitable and inclusive pay practices. An exact offer for this position will be determined based on the candidate's working location and experience level, in relation to our existing team.

All compensation packages include the additional benefits as described in the 'Why you'll love working with us' section below. We also have a transparent ‘Total Rewards Philosophy’ we’d be happy to share with you which describes our overall approach to compensation and benefits in full detail! Our recruitment team can share more about this with you in an initial phone interview and will be happy to answer any questions you have related to compensation at Kevel!

WHAT YOU'LL ACCOMPLISH:

• Improve the platform's architectural qualities, helping ensure our foundation provides the scalability, reliability, security and performance our global customers require.
• Work closely with the product management team to help design and build new features.
• Help provide operational oversight for the platform, making sure we are up and running 24/7.
• Work closely with our customer success teams to deliver value and drive growth.

SKILLS YOU'LL BRING WITH YOU:

• MUST HAVES:
• Experience building and operating distributed systems in a cloud environment.
• Experience designing and developing across multiple layers of an application.
• Experience designing or maintaining latency-sensitive systems with tight response-time requirements.
• Proficiency with relational and non-relational databases, including transactional data models.
• Strong programming experience in at least one production backend language, ideally Clojure, Rust, Node.js, Java, Kotlin, Scala, or another JVM language.
• Experience with HTTP-based APIs and production service integrations.
• Comfortable participating in an on-call rotation with clear escalation paths.
• PREFERRED / NICE TO HAVES:
• Experience working with cloud platforms (AWS and/or Google Cloud Platform).
• Knowledge of React.js/TypeScript and modern frontend development standards.
• Experience with Docker, Kubernetes and container orchestration.
• Hands-on experience with CI/CD pipelines and infrastructure-as-code.
• Experience modernizing legacy systems while keeping production systems highly available.
• Experience supporting globally distributed, multi-region services.
• Experience working closely with product and customer-facing teams on technical product features.
• Contributing to technical decisions and direction in a collaborative team environment, including architecture, estimation, product planning and user story/requirement creation.
• Curiosity for emerging technologies and a commitment to continuous learning.
• Excellent problem-solving, communication and mentoring skills.
• Empathy and the ability to support, coach and empower colleagues to deliver their best.
• Self-driven, with a desire to improve processes, teams and engineering practices.

WHY YOU'LL LOVE WORKING WITH US:

• Fully Remote Team: We are a 100% remote work environment with employees located around the world. You are welcome to work from home, one of our offices, a WeWork office, or an equivalent co‑working space.
• Flexible Working Hours: We understand our employees have their own lives, responsibilities and working preferences. We trust our employees to communicate with their managers, and work when they work best.
• Comprehensive Health Benefits - Kevel provides 100% employer paid medical benefits for our employees and their children, plus comprehensive, affordable coverage for all other dependents.
• Savings opportunity for the Future: Kevel offers retirement savings plans with employer contributions so employees can save toward future financial objectives.
• Rest and Relaxation: Unlimited personal time off - and we mean it! We trust our employees to take the time they need, whenever they need it. We also offer Paid Holidays + a Kevel Holiday Break (from 12/24 - 1/1 every year!)
• Kevelfest: Our annual corporate retreat! The entire Kevel team gets together once a year for a four - day in - person event filled with collaboration, team building, celebration and fun!
• Home Office Stipend: You’ll receive a new windows or mac machine (your choice) + a $500 home office allowance to purchase what you need to set up your work space properly!
• Parental Leave Support: We support all parents with salary continuation and benefits when our employees are growing their families.
• Free press benefits: Kevel believes all employees should have access to legitimate news sources. You’ll receive a $300 annual allowance to subscribe to the news source of your choice.
• You’ll work with an award winning team! We’ve won numerous Best Places to Work Awards for several years and counting! We’ve also won many awards for our Innovation, Business Intelligence, and our best-in-class products (Software of the Year, Cloud Company of the Year, Best Ad Tech and API Innovator).

Hiring Guidelines by Country:

Kevel hires new team members in countries around the world. Some roles may carry specific location-based eligibility requirements. Our Recruitment Team will share the specific benefits that are available in your location, and can help answer any questions about location specific eligibility requirements and benefits after the recruitment process begins.

ABOUT KEVEL:

Kevel (previously Adzerk) offers the infrastructure APIs needed to quickly build custom ad platforms for sponsored listings, internal promotions, native ads, and more. We are committed to helping publishers drive new revenue and take back the Internet from ad tech giants like Google, Amazon, and Facebook.Kevel was founded in 2010 in Durham, North Carolina. We embrace remote working culture with our entire team being spread across the United States, United Kingdom, Portugal and Singapore! Kevel is proud to be an inclusive workplace with one goal in common — we want to make the internet a better place.

ALL APPLICANTS ARE WELCOME, EXACTLY AS YOU ARE:

We’re building a global community - one that’s safe for people of all backgrounds and walks of life. Our policies and way of working are guided by our core values of inclusivity, trust, empathy, and respect. We know we have more work to do, but firmly believe that our work is at its best when everyone feels free to be their most authentic selves.Kevel is an equal opportunity employer, and we’re proud of our ongoing efforts and commitment to creating a diverse, inclusive, and transparent workplace where everyone feels respected, heard, safe and accepted. At Kevel, we embrace our differences and consider diversity a superpower that drives the success of our organization.Individuals seeking employment at Kevel are considered without regard to race, color, religion, national origin, age, sex, gender, gender identity, gender expression, sexual orientation, marital status, medical condition, ancestry, disability, military or veteran status, or any other characteristic protected by applicable law.