FanDuel

Senior Staff Software Engineer – Market Making

FanDuel

full-time

Posted on:

Location Type: Remote

Location: United Kingdom

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Job Level

Senior

Tech Stack

AngularBootstrapJavaScriptKotlinReactReact NativeSDLCSwiftTypeScript

About the role

  • Experience in both quantitative modeling practices and coding. You will be assisting in the creation of models/strategies and working with other engineers on your team to productionalize this software.
  • You work in project ideas with stakeholders, and peers
  • You own parts of product and technology & become subject matter experts
  • You write simple and extendable code following standards and best practices. You test your code thoroughly
  • You help balance customer requirements with the team requirements
  • You lead team evolution by actively participating in the code review process, design discussions, team planning, and ticket/metric/COE reviews
  • You classify, store, and handle data in accordance with FanDuel policies
  • You track security risks and mitigate and/or escalate them in a timely manner
  • You focus on operational excellence, constructively identifying problems and proposing solutions
  • You take on projects and make software enhancements that improve the team software and processes
  • You work to resolve the root cause of complex problems, leaving software better and easier to maintain than when you found it
  • You are able to train new team-mates on how your team's software is constructed, how it operates, how secure it is, and how it fits into the bigger picture
  • Your influence extends beyond the team at and org level
  • You foster a constructive dialogue and seek resolutions in a professional way
  • You help recruit and interview for your team
  • You estimate stories/tasks accurately and deliver them in time
  • You mentor and help to develop others
  • On-call rotation where required. You provide excellent customer support
  • You keep yourself up to date with market standards, open-source frameworks
  • You build and evolve components that support real-time quoting and decisioning with careful attention to latency, throughput, and correctness
  • You implement and maintain risk controls and guardrails (e.g., exposure checks, limits, throttling/filters, kill switch patterns)
  • You ensure high-quality decision logging so strategies can be debugged, replayed, and improved using real quote/fill outcomes
  • You partner with quants and stakeholders to define and monitor key metrics (e.g., quote ratio, win rate, expected vs realized margin, exposure/capital utilization)
  • Most importantly, you are; humble, pragmatic, self-managed, thirsty for knowledge, never satisfied and always challenging the norm. Responsible for the state of the code you both inherit and produce
  • Creative problem-solving ability
  • A passion for learning and always getting better

Requirements

  • BA/BS degree in Computer Science or related software engineering field, or equivalent practical experience. 7+ years of relevant work experience OR 5+ years of relevant work experience with a MS in Computer Science or related technical field.
  • At least one frontend specialisation in any of the following: building native apps (Kotlin, Swift) or web apps using React (JavaScript or TypeScript) or hybrid apps using React Native
  • Experience building or contributing to an advanced shared library, design system, or SDK
  • Understanding of modern architectures, design patterns, and platform nuances
  • Knowledge of web libraries and frameworks, such as Typescript, React, Angular, and/or Bootstrap
  • Familiarity with full stacks, single-page applications and/or micro frontends
  • Expert experience with testing concepts, test tools, and integrating testing and best practices in the SDLC
  • Strong sense of ownership, urgency, and drive.
  • Familiarity working in an Agile environment
  • Passion for working within a fast-paced environment and can adapt to change
Benefits
  • An exciting and fun environment committed to driving real growth
  • Opportunities to build really cool products that fans love
  • Career and professional development resources to help you refine your game plan for owning and driving your career and development
  • Be well, save well and live well - with FanDuel Total Rewards your benefits are one highlight reel after another
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
quantitative modelingcodingKotlinSwiftReactJavaScriptTypeScriptReact Nativetesting conceptsAgile
Soft Skills
leadershipproblem-solvingcommunicationmentoringownershipurgencydriveadaptabilitycollaborationconstructive dialogue
Certifications
BA/BS in Computer ScienceMS in Computer Science