Senior Software Engineer

Position Overview

As a Senior Software Engineer within one of Fan Duel’s Risk Management Automation teams, you will be an essential part of a cross‑functional agile team that directly impacts the business. You will collaborate with the team to implement creative, high‑quality solutions, scope effort and timelines, and balance stakeholder priorities with engineering needs. Your team will deliver exceptionally high‑quality software, taking pride and ownership in testing, deploying, monitoring, and maintaining it.

Our engineers own every part of the software delivery lifecycle. You will work directly with risk managers to improve the major automated risk‑management platforms and be a domain expert on automated risk implementation and its place within the larger Risk and Trading landscape. You will also identify opportunities in the risk‑automation space to innovate through technology. In addition to the specific responsibilities outlined below, you may be required to perform other duties assigned by the Company, ensuring operational flexibility and the ability to meet evolving business needs.

• You have deep experience with C Sharp and backend systems.
• You have experience working directly with stakeholders/end users.
• 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 help your team evolve 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 Fan Duel 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 can train new teammates on how the team's software is constructed, how it operates, how secure it is, and how it fits into the bigger picture.
• 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.
• Most importantly, you are humble, pragmatic, self‑managed, thirsty for knowledge, never satisfied, and always challenging the norm. You are responsible for the state of the code you both inherit and produce.
• Creative problem‑solving ability.
• A passion for learning and always getting better.

• Degree in Computer Science, Data Science, Engineering.
• 5 or more years of industry experience in a Software Engineering field, Machine Learning, Data Science, Finance Engineering.
• Proficient in building services with modern OOP languages, C# is essential.
• A fundamental understanding of data structures and algorithms.
• Proficient in working with Git Ops patterns.
• Experience working with CI/CD pipeline tooling (Build Kite and Git Hub Actions knowledge is beneficial).
• Experience working with cloud‑based infrastructure and technologies.
• Knowledge of AWS with API gateway/workflow orchestration/lambda/serverless applications.
• Knowledge of infrastructure as code is nice to have, notably Terraform and Helm.
• Experience interacting and designing relational databases.
• Experience with streaming technologies (Kafka is nice to have).
• Ability to document code, research, and designs clearly (Jira and Confluence experience nice to have).
• Proficiency in translating requirements into design and developing applications.
• Understanding of containers (e.g. Docker) and orchestration (Kubernetes).
• Demonstrated abilities driving operational excellence and on‑call support.
• Experience with unit testing, testing tools, integrating testing and best‑quality practices into an SDLC.
• Experience working in an Agile environment.

The…