Python Software Engineer — Trading Systems Innovator

Old Mission; Chicago (IL); Hybrid; USD 150,000 - 225,000; Full time

Benefits offered by this job

Medical insurance

On-site meals

Tuition reimbursement

401(k) with employer match

Paid vacation, sick and parental leave

Commuter benefits

In-office Mon-Fri with 10 remote days/

Job summary

Old Mission, a global proprietary trading firm with offices in Chicago, New York, and London, seeks a Software Engineer specializing in Python. You will own and advance cutting‑edge trading systems and mission‑critical applications, working closely with quants, traders, and research teams to improve adaptability and scalability.

You will leverage a strong Python background on Linux, collaborate across disciplines, and contribute to innovative trading applications in a fast‑paced environment.

Qualifications

• Bachelor's degree in Computer Science, Mathematics, or a related Engineering/Science discipline
• A minimum of 2 years of professional Python experience in a production environment
• High proficiency in Python on Linux Platforms
• Familiarity with relational databases (e.g. PostgreSQL, MySQL, etc.)
• 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

Responsibilities

• Refine and advance trading systems and mission‑critical applications
• Collaborate with quants, traders, and research teams to bolster system adaptability and scalability
• Develop innovative trading applications and ensure robust software delivery
• Own key projects and drive them from design through production

Job description

Old Mission, a global proprietary trading firm with offices in Chicago, New York, and London, seeks a Software Engineer specializing in Python. You will own and advance cutting‑edge trading systems and mission‑critical applications, working closely with quants, traders, and research teams to improve adaptability and scalability.

You will leverage a strong Python background on Linux, collaborate across disciplines, and contribute to innovative trading applications in a fast‑paced environment.