C# Developer - Front Office Trading Systems - Options Market Making

C# Developer – Front Office Trading Systems – Options Market Making Chicago ABOUT THE COMPANY: Maven is a market-leading proprietary trading firm allocating internal capital across discretionary, systematic, and market-making strategies. Our collective expertise spans traders, engineers, and technologists, unified by an unwavering dedication to enhance our efficiency as a premier liquidity provider for globally listed derivatives. We leverage groundbreaking execution and pricing technologies to elevate and improve how financial markets operate. Overview Join a high-impact, agile team at the heart of our proprietary trading firm, where innovation drives success. Our Interactive Trading team operates across London, Amsterdam, and Chicago, supporting and developing cutting-edge front-office trading systems used by our options market-making team. We take ownership of proprietary systems, from robust back-end services to intuitive web-based front-ends, ensuring seamless and efficient trading operations. The Role We’re looking for a talented Front Office C# Developer to design and implement exceptional solutions within a collaborative and dynamic environment. You\’ll work directly with traders and business stakeholders, tackling complex challenges in fast-paced, high-stakes scenarios. If you thrive on problem-solving, delivering high-quality code, and making an immediate impact on trading performance, this role is perfect for you. What You’ll Do Collaborate with front-office business users to gather and understand requirements. Design, develop, and enhance mission-critical systems with a focus on performance, maintainability, testability, and resilience. Write clean, high-quality code and comprehensive tests, leveraging automation to streamline processes. Analyse, document, and communicate design decisions effectively. Partner with stakeholders, Site Reliability Engineers (SREs), and infrastructure teams to ensure robust system delivery and operation. What We’re Looking For Strong analytical and system design skills, with the ability to tackle complex problems. Expert-level C# skills, with a solid understanding of testing processes (currently using .NET 8, transitioning to .NET 9). Experience with .NET, CI/CD pipelines, and containerization technologies like Docker and Kubernetes. Nice to Have Experience programming in Python Experience using MongoDB and PostgreSQL Familiarity with event-driven architectures, Domain-Driven Design (DDD), Command Query Responsibility Segregation (CQRS), or Event Sourcing principles. Why Join Us? Competitive compensation Annual discretionary bonus 25 days’ annual leave Informal dress code Monthly company events * First Name * Last Name * Email * Phone Resume/CV * How did you hear about this job? When would you be available to start? * What is your salary expectation? LinkedIn Profile Website By submitting your application and answering the questions in our application form you acknowledge and agree to the recruitment notice with the link above and consent to the collection, use and storage of your personal data by Maven in line with our privacy policy. * Select… If youbelieve you need a reasonable accommodation for the application process due to a disability, please indicate yes here and we will be in contact. If you click Yes or No to this question you are opting in and consent to the collection of this information for the purposes of enabling Maven to facilitate any required support or adjustments. Select… Voluntary Self-Identification For government reporting purposes, we ask candidates to respond to the below self-identification survey.Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiringprocess or thereafter. Any information that you do provide will be recorded and maintained in aconfidential file. As set forth in Maven’s Equal Employment Opportunity policy,we do not discriminate on the basis of any protected group status under any applicable law. If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection.As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measurethe effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categoriesis as follows: A \”disabled veteran\” is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability. A \”recently separated veteran\” means any veteran during the three-year period beginning on the date of such veteran\’s discharge or release from active duty in the U.S. military, ground, naval, or air service. An \”active duty wartime or campaign badge veteran\” means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense. An \”Armed forces service medal veteran\” means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985. Select… Voluntary Self-Identification of Disability Form CC-305 Page 1 of 1 OMB Control Number 1250-0005 Expires 04/30/2026 Voluntary Self-Identification of Disability Form CC-305 Page 1 of 1 OMB Control Number 1250-0005 Expires 04/30/2026 Why are you being asked to complete this form? We are a federal contractor or subcontractor. The law requires us to provide equal employment opportunity to qualified people with disabilities. We have a goal of having at least 7% of our workers as people with disabilities. The law says we must measure our progress towards this goal. To do this, we must ask applicants and employees if they have a disability or have ever had one. People can become disabled, so we need to ask this question at least every five years. Completing this form is voluntary, and we hope that you will choose to do so. Your answer is confidential. No one who makes hiring decisions will see it. Your decision to complete the form and your answer will not harm you in any way. If you want to learn more about the law or this form, visit the U.S. Department of Labor’s Office of Federal Contract Compliance Programs (OFCCP) website at www.dol.gov/ofccp . How do you know if you have a disability? A disability is a condition that substantially limits one or more of your “major life activities.” If you have or have ever had such a condition, you are a person with a disability. Disabilities include, but are not limited to: Alcohol or other substance use disorder (not currently using drugs illegally) Autoimmune disorder, for example, lupus, fibromyalgia, rheumatoid arthritis, HIV/AIDS Blind or low vision Cancer (past or present) Cardiovascular or heart disease Celiac disease Cerebral palsy Deaf or serious difficulty hearing Diabetes Disfigurement, for example, disfigurement caused by burns, wounds, accidents, or congenital disorders Epilepsy or other seizure disorder Gastrointestinal disorders, for example, Crohn\’s Disease, irritable bowel syndrome Intellectual or developmental disability Mental health conditions, for example, depression, bipolar disorder, anxiety disorder, schizophrenia, PTSD Missing limbs or partially missing limbs Mobility impairment, benefiting from the use of a wheelchair, scooter, walker, leg brace(s) and/or other supports Nervous system condition, for example, migraine headaches, Parkinson’s disease, multiple sclerosis (MS) Neurodivergence, for example, attention-deficit/hyperactivity disorder (ADHD), autism spectrum disorder, dyslexia, dyspraxia, other learning disabilities Partial or complete paralysis (any cause) Pulmonary or respiratory conditions, for example, tuberculosis, asthma, emphysema Short stature (dwarfism) Traumatic brain injury Disability Status Select… PUBLIC BURDEN STATEMENT: According to the Paperwork Reduction Act of 1995 no persons are required to respond to a collection of information unless such collection displays a valid OMB control number. This survey should take about 5 minutes to complete. #J-18808-Ljbffr