Senior Backend Engineer - Live & Collect

Fanaticscollectibles · London, England, United Kingdom · Engineering

Posted 2026-07-16

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About the Team

Fanatics Collectibles is a new company operating at the intersection of collectibles, culture, and technology. Backed by world-class investors, operators, and sports & entertainment partners, we are building the global leader in next-generation collectibles. As part of the broader Fanatics ecosystem, we leverage a digital sports platform that spans over 900 sports properties and engages more than 81 million fans. Together, we are reimagining every part of the collectibles experience for fans, partners, and creators.

Fanatics Collect sits at the center of Fanatics’ global digital platform, combining content, community, and commerce into a real-time experience. As we expand internationally, the platform must evolve to support multi-region transactions, compliance, and scalable infrastructure across markets.

Role Summary

Fanatics Collect is seeking a Senior Backend Engineer to lead the evolution of the Collect platform to support international expansion and acquisition integration.

This role focuses on building and scaling transaction systems that enable global commerce, while adapting an existing real-time platform to support new markets. You will play a key role in addressing backend capacity constraints and shaping a shared transaction layer used across multiple business lines.

What You’ll Actually Work On

Designing and scaling systems that support multi-currency, cross-border transactions

Building and extending a shared transaction and ledger layer

Supporting integration of newly acquired platform capabilities into Live

Designing APIs for frontend, mobile, and seller platform use cases

Handling real-world complexity including currency conversion, fees, reconciliation, and refunds

Supporting region-specific requirements such as tax, shipping, and compliance

Improving performance and scalability of real-time transaction systems

Key Responsibilities

Own backend services in a high-scale, real-time environment

Lead architectural decisions across transaction and platform systems

Mentor engineers and raise backend engineering standards

Partner closely with frontend and mobile teams to deliver global experiences

Collaborate with existing Live team members to ensure continuity and execution

Code-Writing Contribution - Highly hands-on, with responsibility for designing and implementing critical backend systems.

What We’re Looking For

6+ years backend engineering experience

Strong experience designing distributed systems and APIs

Deep experience building or scaling payment, ledger, or transaction systems in production environments

Experience with Elixir and GraphQL preferred

Background in eCommerce or transaction-heavy platforms operating across regions

Ability to evolve existing systems pragmatically in fast-moving environments

Comfortable operating in ambiguity with a strong sense of ownership

The above list of job duties is not exclusive or exhaustive and the post holder will be required to undertake such tasks as may reasonably be expected within the scope and grading of the post.

Subject to applicable laws, Fanatics Collectibles may choose to run a background check.

Ensure your Fanatics job offer is legitimate and don’t fall victim to fraud.  Fanatics never seeks payment from job applicants. Feel free to ask your recruiter for a phone call or other type of communication for interview, and ensure your communication is coming from a Fanatics email address (including @collectfanatics.com).  For added security, where possible, apply through our company website at www.fanaticsinc.com/careers

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