Senior Software Engineer - Post Trade
$200k - $250kOld Mission Capital
Senior Software Engineer - Post Trade
Chicago, IL, United States
Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices in Chicago, New York, and London are all composed of naturally-curious individuals who thrive in a team environment and constantly strive for improvement.
About the Position
We are actively hiring a Senior Software Engineer with a passion for building reliable systems at scale. As a post-trade developer, you will coordinate solutions across a wide range of inputs, outputs, and latency requirements. You will bring proven expertise in Python and C++ to a distributed system that supports global trading across the entire firm.
Required Skills
- Bachelor's degree in Computer Science, Mathematics, or a related Engineering/Science discipline
- A minimum of 5 years of professional Python and C++ experience in a production setting
- Strong Linux knowledge (e.g. performance tuning, networking)
- Comfortable working with relational databases (e.g. PostgreSQL,MySQL, etc.)
- FIX experience (e.g. execution management, market data, drop copy)
- Exceptional written and verbal communication skills
- A collaborative team player with a knack for owning and driving exciting projects
- Thrives in a fast-paced work environment, showcasing effective problem-solving abilities
Benefits and Perks
- Fully paid Medical, Dental, Vision, Disability, and Life Insurance
- Fully stocked kitchen; free breakfast and lunch every day on-site
- Tuition Reimbursement Program
- 401(k) with employer match
- Paid Vacation, Sick, and Parental leaves
- Commuter and Flexible Spending Programs
- In office M-F with 10 remote days per year
Base Salary Range $200,000 - $250,000 - Salaries are based on numerous factors such as skills, experience, and education. Our compensation package also includes a discretionary bonus and a comprehensive benefits program for full-time employees. For more information, reach out to your recruiter.
$180k - $250k
...Job Description Title: Senior Software Engineer (Low-Latency Trading Systems) \n Location: Chicago, IL \n Compensation: $180k - $250k + Annual Bonus (Ranging from $100k - 150k) \n Focus: Low-Latency Trading Systems \n Type: Full-Time / Hybrid Remote \...SeniorFull timeRemote work- ...Senior Software Engineer – Post Trade | Chicago I’m working with a leading global proprietary trading firm looking to hire a Senior Software Engineer into its Post Trade engineering team in Chicago. This is a high-impact role building and scaling the systems...SeniorFull time
$175k - $200k
...Wildwood /Full-Time /HybridBelvedere Trading is a leading proprietary trading... ...ground up. Our trading models and software systems are continually re-engineered, optimized, and maintained to stay... ...the company. We’re looking for a Senior Trading Software Engineer to help...SeniorFull time2 days per week$200k - $250k
...Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and... ...the Position We are actively hiring a Senior Software Engineer with a passion for building reliable systems at scale. As a post-trade developer, you will coordinate...SeniorFull timeWork at officeRemote workFlexible hours- ...Job Description Senior Software Engineer – Post Trade | Chicago \n \n I’m working with a leading global proprietary trading firm looking to hire a Senior Software Engineer into its Post Trade engineering team in Chicago. \n \n This is a high-impact role...Senior
$175k - $275k
DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together... ...teams are segmented into multiple areas including: Platform Engineering - Teams within platform engineering provide cross-cutting capabilities...SeniorTemporary workFlexible hours- ...We’re partnering with a renowned quantitative trading firm looking to hire a Senior Software Engineer to build the large-scale data infrastructure powering its research and trading teams. This is a software engineering-focused data role, working on the core datasets...Senior
- ...Location: Chicago, IL, United StatesIndustry: Trading FirmPosted: 2026-07-28Contact: Ethan... ....comPhone: (***) ***-****Job TitleSenior Software Developer (Trading Services)LocationChicago... ...proprietary trading organization to engineer mission-critical, low-latency infrastructure...SeniorImmediate start
$250k
...Role: Senior Software Engineer – Options Trading Location: Chicago (Hybrid) Salary: Up to $250,000 USD + Discretionary Bonus! We are currently working with a highly successful and technically sophisticated proprietary trading firm to recruit a Senior Software...Senior- ...Senior Systems Engineer - Linux - Quant Trading My client, an elite quantitative trading firm is hiring a Senior Systems Engineer to help build and improve the Linux infrastructure underpinning its trading, research and development environments. You'll have technical...SeniorFull timeWork at office
$175k - $275k
DRW in Chicago is looking for a skilled developer with multiple years of server-side experience. The role involves building reliable systems and programming in Java, Python, and Clojure. Ideal candidates should understand micro-service architectures, possess strong ...Senior$175k - $240k
DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together... ...to challenge consensus.DRW is looking for an outstanding Software Engineer with an expertise in C++ to work in our Chicago office. In this...SeniorTemporary workWork at officeFlexible hours$150k
...Software Engineer - Quantitative Finance 40+ top trading firms seeking exceptional engineers. Multiple immediate openings. What you'll do: Build trading systems and market data infrastructure Develop quantitative research platforms and tools Optimize performance...Immediate startRemote work$200k
Our engineers build the systems that power Optiver's trading business, solving complex technical problems at massive scale... ...speed are critical.We're hiring senior engineers across five Trading... ...process is designed to assess your software engineering fundamentals,...Work at office- ...Ethan HudsonEmail: ****@*****.***: (***) ***-****Job TitleSenior Software EngineerAbout the OpportunityOur client is launching a next-generation, on-chain trading platform engineered to deliver institutional-grade speed, execution quality, and market...Senior
- ...responsible for the development of new software products and enhancements to existing products... ...to growth. Looking for a strong backend engineer with deep experience building large-... ...the backend server group. Fintech or trading experience is a strong plus. Top Requirements...SeniorFull timeRemote work
$150k - $220k
ChicagoEngineering - Core Engineering /Full-time /On-siteAbout FinixFinix... .... From startups to publicly traded companies, Finix processes... ...to capture revenue. The Sr. Software Engineer role centers around... ...range displayed on each job posting reflects the minimum and maximum...SeniorFull timeVisa sponsorshipFree visa$150k - $170k
...commercial-quality, cloud-based software application and... ....Job SummaryAs a senior member of the Globus product... ...looking for skilled Python engineers with experience... ...strategic initiatives, trade secrets, quiet periods,... ...this role at the time of posting.Benefits EligibleYesThe...SeniorFull timeWork experience placementRemote workWork from homeWorldwideAfternoon shift- ...About the Company – Jobba Trade Technologies is a cloud-based SaaS that helps commercial roofing companies integrate communication... ...the Role - We are seeking a talented and experienced Senior Software Engineer to join our team. In this role, you will be a key...SeniorFull timeWork at officeRemote workWork visa
$175k - $250k
DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together... ...to challenge consensus.DRW is looking for an outstanding Senior Software Engineer to join our options trading desk. In this role, you will...SeniorTemporary workWork experience placementFlexible hours$130k - $225k
DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated... ....The UP-Trade Operations team builds software that enables DRW's trading operations teams... ...are something entirely new. We need engineers who can reason about these protocols financially...SeniorContract workTemporary workFlexible hours- ...are partnered with a leading proprietary trading firm, looking to continue its investment... ...their team. This is a high-impact engineering role embedded directly within the Equities... .... Experience building production software in a fast-paced, collaborative environment...Full time
$100k - $130k
...Private Capital & Currency, Capital Markets and Investment Banking, and Advisory Services. A Senior Vice President, Supervising Principal working on a institutional fixed income trading desk overseeing operations and supervision of daily trading activities, supporting...SeniorFull timeFlexible hours$160k - $180k
...’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience... ...we help shape a brighter way forward. About the RoleAs a Senior Software Engineer on the MarTech Engineering Team, you'll be a forward...SeniorFull timeLocal areaRemote work$115k - $145k
Senior Software Engineer, Full-Stack Applications - Ratings TechnologyAs one of the world’s top three credit ratings agencies, Fitch Ratings plays... ...engineering standards; lead technical discussions on trade-offs; proactively identify and solve complex technical challenges...SeniorTemporary workWork at officeImmediate start2 days per week3 days per week$164.7k - $266k
...What you'll do Docusign is seeking a Senior Software Engineer to design, automate, and operate... ...contribute to root-cause analyses and post-incident reviews, including corrective... ...provide accurate estimates, and communicate trade-offs earlyWork cross-functionally with...SeniorContract workWork at officeLocal areaRemote work2 days per week$148.75k - $192.5k
...tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to... ...Vantage is looking for an experienced software engineer who is excited about combining strong... ...Regular communication with senior managers and technical colleagues Work...SeniorFull timeWork at office- ...Senior Software Engineer Chicago Why Project44? At Project44, we believe in better. We challenge the status quo because we know a better... ...the future of how the world moves and is connected through trade and global supply chains. As we work to deliver a truly...SeniorWork at officeVisa sponsorship3 days per week
$150k - $250k
...development team to further enhance and build our next generation trading platforms.What You'll Do:Write low latency, high throughput C++... ...to candidates, we share base pay ranges for all US-based job postings regardless of state. We set standard base pay ranges for all...Casual workFlexible hours$200k - $275k
...Range: $200,000 - $275,000 (Base salary is only one part of Group One Trading's total compensation, which includes an annual discretionary bonus.) THE OPPORTUNITY Our Senior Software Engineers build and improve the real-time systems that power our options market...SeniorFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer - Post Trade. Be the first to apply!
- software engineer full time Chicago, IL
- graduate software developer no experience Chicago, IL
- software support engineer Chicago, IL
- software engineer healthcare Chicago, IL
- network software engineer Chicago, IL
- software engineer co-op Chicago, IL
- software engineer internship Chicago, IL
- senior software engineer Chicago, IL
- software system engineer Chicago, IL
- software developer Chicago, IL





