Frontend Developer (Contract)

We are Two Circles. We are a Sports & Entertainment Marketing business. We grow audiences and revenues. We do that by knowing fans best. We work with clients to help them understand & influence what their fans are doing – the way fans spend their money, the events that fans attend, the channels fans respond to, the content fans watch and more. And we use the understanding this gives us to help our clients grow. Grow their audiences and grow their revenues - both direct to consumer and business to business revenues. Our platforms and services are trusted by over 1000 clients globally, including the English Premier League, Red Bull, UEFA, VISA, the NFL, Nike and Amazon. We are over 1000 people, based out of 15 offices, and we deliver work for sports and entertainment businesses of all shapes and sizes all over the world.

Job Description

As part of our exciting growth journey, we’re expanding our Software Engineering team and are on the lookout for a talented Lead Software Engineer to join us.

This a rare chance to work on high-impact greenfield products for some of the biggest and most iconic sports brands in the world. You’ll be at the forefront of building modern, scalable software from the ground up, helping shape the future of fan engagement across global sport. Our team-oriented environment encourages creativity and open communication, helping us to build stronger connections and deliver exceptional outcomes for our clients. You’ll become part of a supportive community dedicated to shared success, providing an inspiring atmosphere in which to advance your career.

In this role, you won’t just write great code, you’ll provide technical leadership, drive engineering excellence, and collaborate with cross-functional teams to bring bold ideas to life. Whether it’s advising clients on the right technology solutions or steering innovative consulting projects, you’ll have a seat at the table where strategic tech decisions are made.

If this sounds like you, please get in touch.

Our Tech Stack

• Languages: TypeScript / JavaScript, C#
• Libraries and frameworks: React, Next.js, Node,js, .NET
• Testing: Vitest, PlayWright, Pact, K6
• Datastores: PostgreSQL, CosmosDB, Redis
• Infrastructure and DevOps: GitHub Actions, Azure, Kubernetes, Docker, Terraform
• Monitoring: Grafana, Azure App Insights

Key Responsibilities

• Write clean, and reusable code following best practices whilst helping to define coding standards and team conventions.
• Be an advocate for developer experience and have a keen interest in continually improving it.
• Encouraging a blameless culture of continuous improvement and technical excellence.
• Leading and influencing the technical design, architecture and development of digital projects.
• Work closely with Engineering Managers, Engineering Leads and Product Managers to understand problems and define technical scope for global sports properties.
• Setting up software development frameworks for release management, automation, code quality and source control.
• Providing technical leadership, mentoring and guidance to other Two Circles engineers.
• Keeping up to date on emerging technologies and trends in sports technology.

Requirements:
• A minimum of 5+ years experience in software engineering.
• A high level of proficiency and understanding in TypeScript, React and Next.js with experience in Node.js desirable.
• Experience in a CI / CD environment where you have utilised tools such as Circle CI, GitHub actions or Azure DevOps etc.
• An appreciation of DevOps and platform engineering culture. You don't just write code, but you also like to build and ship it, utilising cloud platforms and services, such as Azure, AWS or GCP.
• Experience in agile development practices, continuous integration and test automation via various methods such as unit, integration, contract and E2E testing.
• You have a high degree of experience in observing the performance and health of applications via tools such as Grafana, Prometheus, Data Dog, Sentry, etc.
• You have a strong desire and are an advocate for performant applications.
• Proactive in solving problems simply and effectively, with an eye for pragmatic solutions.
• Excellent communication skills, with the ability to communicate with a variety of audiences to explain your solutions and collaborate effectively with others.
• Experience building services for high traffic systems is desirable.