Cricket Dev Team Lead

Mustard Systems; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Significant bonus up to 30%

Health insurance

Pension match

Sabbatical after 5 years

33 days annual leave

Hybrid work in London (Hammersmith)

Job summary

Mustard Systems is a data‑driven tech company in London developing market‑leading sports models and trading strategies. You will lead the cricket development team, shaping technical direction while hands‑on coding and mentoring teammates to deliver high‑quality predictions and rapid insights for traders worldwide.

You will collaborate with product, quant, and trading stakeholders to balance performance, reliability and maintainability in a fast‑paced, hybrid work environment.

Qualifications

• 5+ years in software development with Python.
• ≥1 year in a leadership role guiding teams.
• Experience building robust, scalable systems for betting/finance domains.
• Strong written and verbal communication skills.

Responsibilities

• Lead cricket platform team, set technical direction and architecture.
• Collaborate with Product Owners, Quants, and Traders.
• Hands-on coding and code reviews; support the development cycle.
• Maintain and improve ETL pipelines and low latency systems.

Skills

Python

Leadership

Communication

Software design

Tools

RabbitMQ

ZeroMQ

PostgreSQL

Websockets

Linux

Prometheus

Grafana

Zabbix

Vue.js

Job description

Mustard Systems is a team of roughly 65 people dedicated to developing market leading sports models and trading strategies. Applications of our research are widespread across multiple sectors including betting, insurance, finance and the media, as well as giving advice to coaches and owners of sporting teams. Our aim is to predict sport as accurately as possible, and we achieve this by combining large, rapidly changing datasets with home grown software and statistical models. We enjoy a fast-paced, ever-changing environment, offering fresh challenges which are both rewarding and enjoyable. Our ambitions are high, aiming to create best-in-class systems in a highly competitive field. In the coming year, we will be working on expanding our trading strategies and data feeds. We are looking for a hands-on Team Lead for our cricket development team, which develops and maintains our best-in-class cricket prediction software.

About the Team

Our Cricket Team look after Mustard's best-in-class cricket prediction platform, and informs the placement of tens of thousands of bets every day across liquidity providers around the world.

• Managing simulation code across hundreds of CPUs to deliver match predictions to traders within seconds of every ball of every top level cricket match played worldwide.
• Enabling traders to dynamically adjust predictions based on expert insight and match conditions.
• Maintaining and expands ETL pipelines, ingesting a vast internal dataset of global cricket matches.
• Continuously improving system performance to minimize reaction times from game events to actionable insights.

Our current team consists of one developer with 10+ years of experience, specializing in Python backend development.

Key Responsibilities

As the Team Lead, you will:

• Strategic Planning & Collaboration
  • Work closely with Product Owners to scope and prioritize tasks, considering: business goals, timelines, scalability, and maintainability.
  • Develop and communicate a clear technical and team strategy for the Cricket platform, balancing short-term trading needs with long‑term maintainability, scalability, and resilience.
  • Proactively identify and resolve roadblocks throughout the development cycle to ensure smooth, efficient delivery from design to deployment.
• Technical Leadership & Team Development
  • Build a deep understanding of the Cricket platform, its architecture, operational workflows, and business context.
  • Be hands‑on: take on tasks, actively solve problems and contribute to delivery.
  • Support developers on the team, ensuring they are stretched and work on tasks appropriate to their skill‑level.
  • Anticipate potential technical challenges and devise proactive, effective solutions.
  • Lead architecture decisions that align with Mustard's standards and ensure these are well understood across the team.
  • Collaborate with cross‑functional teams, including developers, quants, and traders, to improve the effectiveness of our systems with a focus on flexibility, speed, and accuracy.
  • Take part in our out of hours support rota

Core Tech Stack

• Languages: Python (Python 3.10+), and JavaScript with Vue.js for frontend
• Tools: RabbitMQ and ZeroMQ for messaging; PostgreSQL for data storage; Websockets for frontend communication
• Environment: Linux servers
• Observability: Prometheus, Grafana, Zabbix

Must‑Haves

• At least 5 years' experience in a Software Development role, with solid Python expertise and a track record of building robust, high‑quality solutions.
• At least 1 year in a leadership position, with a history of successfully guiding teams and projects to impactful outcomes.
• Experience in designing and sustaining technical solutions that pragmatically address complex, real‑world business challenges.
• Clear and impactful communication skills, capable of translating intricate technical topics and business challenges into actionable insights.

Why join Mustard Systems?

Work on cutting‑edge systems in a competitive and innovative field. Collaborate with a smart, driven team, where your contributions directly impact business performance. Opportunity to drive the company's technical direction and double its revenue in the next three years.

• Competitive salary and significant bonus potential (up to 30%).
• Enhanced pension match with salary sacrifice option.
• Health insurance and life assurance.
• Sabbatical leave after five years.
• 33 days of annual leave (including bank holidays).

We have a hybrid working approach at Mustard Systems. We enjoy working and collaborating together and require people to be in our Hammersmith office three days a week. If you require any additional flexibility, please let our hiring team know as part of the recruitment process.