Senior Full Stack Engineer
Senior Full Stack Engineer

Senior Full Stack Engineer

London Full-Time 42000 - 84000 Β£ / year (est.) No home office possible
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At a Glance

  • Tasks: Join us as a Senior Full Stack Engineer, focusing on .NET and shaping tech solutions for sports clients.
  • Company: Two Circles is a leading Sports & Entertainment Marketing firm, trusted by top global brands.
  • Benefits: Enjoy flexible benefits, generous holiday, private healthcare, gym contributions, and team-building events.
  • Why this job: Be part of a dynamic team influencing sports technology while enjoying a culture of continuous improvement.
  • Qualifications: 7+ years in software engineering with expertise in C#, .NET, TypeScript, and React required.
  • Other info: Work from our London office 2 days a week; occasional travel may be needed.

The predicted salary is between 42000 - 84000 Β£ per year.

ROLE: Senior Full Stack Engineer (focus on .Net)
OFFICE: London, UK
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 900 clients globally, including the English Premier League, Red Bull, UEFA, VISA, the NFL, Nike and Amazon. We are almost 1000 people, based out of 14 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 Senior Software Engineer to join us on a hybrid basis at our London office.
This is 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.
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.
You\’ll also play a pivotal role in shaping our evolving technology strategy, influencing the direction of our engineering culture and practices while helping us build an environment where developers thrive and create meaningful change.
Key Responsibilities

  • Work closely with Engineering Managers, Engineering Leads and Product Managers to understand problems and define technical scope for global sports properties.
  • Being an advocate for developer experience and a keen interest in continually improving it.
  • Encouraging a blameless culture of continuous improvement and technical excellence.
  • Creation of architectural diagrams and technical specifications for multi-platform product strategies.
  • Influencing and contributing to the technical design and development of digital projects.
  • 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.
  • Presence in our London office for 2 days a week is encouraged for this role and occasional travel to other offices in London and EMEA will be required at times.

Requirements

  • A minimum of 5+ year\’s experience in software engineering.
  • A high level of proficiency and understanding in C#, .NET, TypeScript and React.
  • Experience in a CI / CD environment where you have utilised tools such as Circle CI, GitHub actions or Azure DevOps etc.
  • Experience in agile development practices, continuous integration and test. automation via various methods such as unit, integration, contract and E2E testing.
  • An appreciation of DevOps and platform engineering culture. You don\’t just write code, but you also build and ship it, utilizing cloud computing platforms and services, such as Azure, AWS or GCP.
  • Experience with Kubernetes is desirable.
  • 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.
  • You have a flair for simplicity when problem solving.
  • 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.

Benefits
We offer a benefits package to suit you and your lifestyle! Out of a core monthly budget, you can choose your own comprehensive benefit package

  • Renowned Team Days often throughout the year
  • Summer Away Days
  • 23 standard days of holiday (+ 1 Birthday, +2 for a \’Big Life Event\’ and +1 Admin Day), closure of office over Christmas (plus Bank Holidays)
  • Discretionary Bonus based on company performance
  • Performance Reviews every 6 months with discretionary salary increases
  • Private healthcare (Vitality) and/or Health Care Plan (Medicash)
  • Mobile phone contribution
  • Sport Challenge contribution
  • Gym membership contribution
  • 2x annual kit drops

Though these are the basics written down, we will principally be recruiting for energy, values and commitment – both to Two Circles and to your career.
Our recruitment process will be honest & thorough, and so will our roles. In return, we can offer honesty, integrity, and the chance to progress in the organisation as quickly as you develop within it.
Two Circles is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. #J-18808-Ljbffr

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Contact Detail:

Two Circles Recruiting Team

StudySmarter Expert Advice 🀫

We think this is how you could land Senior Full Stack Engineer

✨Tip Number 1

Familiarise yourself with Two Circles' work in the sports and entertainment marketing sector. Understanding their clients and projects will help you tailor your conversations during interviews, showcasing your knowledge and enthusiasm for the industry.

✨Tip Number 2

Highlight your experience with C#, .NET, and cloud platforms like Azure or AWS in your discussions. Be prepared to share specific examples of how you've used these technologies to solve complex problems or improve performance in previous roles.

✨Tip Number 3

Demonstrate your understanding of CI/CD practices and tools such as Circle CI or GitHub Actions. Discuss how you've implemented these in past projects to enhance development workflows and ensure high-quality software delivery.

✨Tip Number 4

Showcase your leadership skills by discussing any mentoring or guidance you've provided to junior engineers. This aligns with Two Circles' emphasis on technical leadership and a collaborative culture, making you a more attractive candidate.

We think you need these skills to ace Senior Full Stack Engineer

C#
.NET Framework
TypeScript
React
CI/CD tools (e.g., Circle CI, GitHub Actions, Azure DevOps)
Agile development practices
Test automation (unit, integration, contract, E2E testing)
DevOps principles
Cloud computing platforms (Azure, AWS, GCP)
Kubernetes
Application performance monitoring (Grafana, Prometheus, Data Dog, Sentry)
Problem-solving skills
Excellent communication skills
Experience with high traffic systems

Some tips for your application 🫑

Tailor Your CV: Make sure your CV highlights your experience with C#, .NET, TypeScript, and React. Emphasise your 7+ years in software engineering and any relevant projects that showcase your skills in high-traffic systems.

Craft a Compelling Cover Letter: In your cover letter, express your passion for sports technology and how your background aligns with Two Circles' mission. Mention specific projects or experiences that demonstrate your technical leadership and problem-solving abilities.

Showcase Relevant Experience: When detailing your work history, focus on your experience in CI/CD environments and agile development practices. Highlight any tools you've used like Circle CI, GitHub actions, or Azure DevOps, as well as your familiarity with Kubernetes.

Prepare for Technical Questions: Anticipate technical questions related to your expertise in software development and be ready to discuss your approach to building performant applications. Be prepared to explain your experience with monitoring tools like Grafana or Prometheus.

How to prepare for a job interview at Two Circles

✨Showcase Your Technical Expertise

As a Senior Full Stack Engineer, it's crucial to demonstrate your proficiency in C#, .NET, TypeScript, and React. Be prepared to discuss specific projects where you've successfully applied these technologies, highlighting your role and the impact of your contributions.

✨Understand the Company’s Focus

Two Circles is deeply rooted in sports and entertainment marketing. Familiarise yourself with their clients and recent projects. Showing that you understand their business model and how technology plays a role will set you apart from other candidates.

✨Emphasise Collaboration Skills

The role involves working closely with Engineering Managers and Product Managers. Be ready to share examples of how you've effectively collaborated in past roles, particularly in agile environments, and how you’ve contributed to a positive team culture.

✨Prepare for Problem-Solving Questions

Expect to face technical challenges during the interview. Brush up on your problem-solving skills and be ready to walk through your thought process. Use clear, logical reasoning to explain how you would approach real-world issues relevant to Two Circles’ projects.

Senior Full Stack Engineer
Two Circles
Location: London
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  • Senior Full Stack Engineer

    London
    Full-Time
    42000 - 84000 Β£ / year (est.)
  • T

    Two Circles

    50-100
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