Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Python Software Engineer

$150k - $225k

Old Mission

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.

Old Mission does not seek capital from outside investors, allowing us the flexibility to aggressively invest in our team members and keep them engaged in the firm’s growth.

About The Position

We are on the lookout for Software Engineers who excel in Python. As a Software Engineer, you'll play a pivotal role on your team, taking ownership of cutting‑edge projects. Your primary responsibilities will encompass the refinement and advancement of our trading systems and mission‑critical applications. Additionally, you'll collaborate closely with quants, traders, and research teams to bolster our systems' adaptability and scalability, all while contributing to the development of innovative trading applications.

Required Skills
  • 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
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

$150,000 - $225,000 - 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.

Old Mission is not accepting unsolicited resumes from any staffing/search firms. All resumes submitted by staffing/search firms to any employee at Old Mission via‑email, the Internet or directly without a valid signed search agreement will be deemed the sole property of Old Mission, and no fee will be paid in the event the candidate is hired by Old Mission.

#J-18808-Ljbffr
Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Senior Python Software Engineer in New York, NY vacancy
  •  ...looking for a highly experienced Scala/Python engineer for a focused 3–6 month engagement...  ...efficiency. We are looking for a senior engineer to help us modernize it....  ...Required: • 5+ years of professional software-development experience • Strong professional... 
    Senior
    Software
    Permanent employment
    Full time
    Temporary work

    Dragin

    New York, NY
    3 days ago
  • $250k

     ...private equity firm is seeking a Principal Software Engineer to join its technology organization....  ...Software Engineer, you will serve as a senior technical leader responsible for...  ...solutions. The ideal candidate is a strong Python engineer with deep software engineering... 
    Senior
    Software
    Full time

    Garden Street Staffing

    New York, NY
    1 day ago
  • $125k - $350k

     ...the financial markets and take data analysis to new levels. Software Engineers create next generation software solutions to support business...  ...technology and software development • In-depth experience working in Python • The ambition to solve open-ended problems using analytical... 
    Senior
    Software

    Citadel Securities

    New York, NY
    1 day ago
  •  ...Bank of America is seeking an experienced software developer to deliver complex requirements for pricing and booking in the Structured Notes domain. You will lead development of Python services, ensure compliant interfaces, and contribute to CI/CD practices across the... 
    Senior
    Software

    Jobleads-US

    New York, NY
    2 days ago
  • $142.32k - $213.48k

     ...Innovation Labs is seeking a versatile Senior GenAI Platform Engineer to spearhead the design and...  ...scalable AI solutions primarily using Python, while also leveraging Node.js and TypeScript...  ...AI/ML technologies.Experience with software development agents, agile development... 
    Senior
    Software
    Full time

    Citigroup

    New York, NY
    8 hours ago
  • $45 per hour

    Mindrift is looking for highly skilled Senior Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows...  ...in data engineering, web scraping, automation, or software development (required). Bachelor’s or Master’s Degree... 
    Senior
    Software
    Hourly pay
    Part time
    Freelance
    Remote work
    10 hours per week

    Mindrift

    New York, NY
    4 days ago
  • Working remotely on a part-time freelance basis, the Senior Python Data Scraping Engineer will manage end-to-end data extraction workflows, ensuring...  ...experience in data engineering, web scraping, automation, or software development Bachelor's or Master's Degree in Engineering... 
    Senior
    Software
    Part time
    Freelance
    Remote work

    Virtual Vocations Inc

    New York, NY
    6 days ago
  •  ...and are seeking exceptional engineers to join us on this journey. This...  ...backend services and APIs in Python (FastAPI) Implement retrieval...  ...enjoy dialog You have proven software engineering fundamentals and...  ...a proven track record as a senior Python developer, with at least... 
    Senior
    Software
    Remote work
    Flexible hours

    Dewey Learn

    New York, NY
    4 days ago
  •  ...Jump Trading in New York, NY is seeking a Software Engineer to help build and improve platforms that power global financial markets. You will...  ..., and performance. The role requires 5+ years of Python distributed systems experience, Linux fluency, and data-intensive... 
    Senior
    Software

    Jobleads-US

    New York, NY
    4 days ago
  • $175k - $205k

     ...Senior Python Engineer, Data Work type: Full time · Department: EPD · Workplace: Hybrid · USD 175,000-205,000 / year New York, United...  ...automation. At Alaffia Health, we are looking for an experienced Software Engineer who is passionate about building modern... 
    Senior
    Software
    Full time
    Visa sponsorship
    Work visa

    Jobleads-US

    New York, NY
    3 days ago
  •  ...Strategy, Experience & Design, Engineering and Managed Services. We...  ...possibilities.ABOUT THE ROLEAs a Senior Developer, Fullstack (AI &...  ...governed, production-quality software. Working alongside data engineering...  ...working software. Strong Python engineering skills, including... 
    Senior
    Software
    Contract work
    Immediate start

    Appnovation

    New York, NY
    8 hours ago
  •  ...Senior Python Developer We are seeking a highly experienced Senior Python Developer with 15+ years of software development experience to design, develop, and deliver enterprise-grade...  ...product owners, business analysts, and engineering teams to build secure, scalable, and... 
    Senior
    Software

    InterSources

    New York, NY
    2 days ago
  • $155k - $197k

     ...hands-on full stack developer Sr / Lead Engineer to join our Asset Management - Investment...  .... Complete deliverables using the Software Development Life-Cycle (SDLC).Partner with...  ...(React/Angular), Node.js or Java/.NET/ Python and SQL· Hands-on experience with AWS architecture... 
    Senior
    Software
    Full time
    For contractors

    Ameriprise Financial

    New York, NY
    1 day ago
  •  ...microservices architectures, including performance tuning, caching strategies, and technologies such as Redis.Strong software engineering capabilities in both Java and Python, with experience building hybrid architectures that combine real-time streaming workloads and large-scale... 
    Senior
    Software
    Work at office

    Huxley Associates

    New York, NY
    1 day ago
  • Job ID: 29314331Reference Number: 26-00958Title: Senior AWS Python Developer - Kafka (AWS-based solutions, Kafka integrations, and data...  ...and maintainability.Experience7+ years of experience in software engineering and application development.4+ years of hands-on... 
    Senior
    Software
    Contract work
    Remote work

    HAN Staffing

    New York, NY
    4 days ago
  • $65 - $70 per hour

     ...Job Description: We are seeking a Senior Python Developer with strong experience in designing...  ...developing, and deploying cloud-native software products and solutions. The ideal...  ...~ Solutions architecture and hands-on engineering/full-stack development of scalable and... 
    Senior
    Software

    ApTask

    New York, NY
    1 day ago
  • $100k - $143k

     ...functions of the enterprise. We are seeking a Python AI Developer to design, build, and...  ...BringRequired Skills4+ years of professional software development experience, with strong...  ...applications or services using LLMs - e.g., prompt engineering, RAG pipelines, embeddings/vector... 
    Senior
    Software
    Local area
    3 days per week

    New York Life Insurance Company

    New York, NY
    2 days ago
  •  ...Senior Backend Engineer | FinTech Data Platform We're partnering with an innovative and rapidly...  ...Key Skills & Experience: Strong Python development experience, particularly with...  ...data warehouses CI/CD, DevOps and software engineering best practices Comfortable... 
    Senior
    Software
    Work at office
    Remote work

    WSS Associates

    New York, NY
    1 day ago
  • $142.32k - $213.48k

     ...ProfessionalCompany: CitiWe are seeking a Senior Python Developer within Risk Technology to...  ...credit risk models.This is a hands-on engineering role at the core of the program. You will...  ...Qualifications:7+ years of professional software development experience, with deep... 
    Senior
    Software
    Full time

    Citigroup

    New York, NY
    2 days ago
  •  ...Reference26-02116TypeDirect PlacementSalary$140,000-$165,000 / yearRemote50% Remote Software Guidance & Assistance, Inc. (SGA) is searching for a Senior Data Engineer - Investment Technology (Python) for a Direct Hire assignment with one of our premier Financial Services... 
    Senior
    Software
    Remote work

    Software Guidance & Assistance

    New York, NY
    2 days ago
  • $140k - $200k

     ...We combine deep industry expertise with engineering excellence to help clients modernize...  ...Overview: We are seeking an experienced Senior Python API Developer to design and build high-...  ...enterprise coding standards. Apply software design patterns and architectural best... 
    Senior
    Software
    Temporary work
    Remote work
    Worldwide

    BIP

    New York, NY
    2 days ago
  • $148.03k - $222.04k

     ...customers. We are looking for a Sr Backend Python Developer to join our team. You will be...  ...for planning and designing new software and web applications. Analyze tests and...  .... Provide guidance and support to other engineers. Integrate knowledge of business and functional... 
    Senior
    Software
    Full time
    Night shift
    Weekend work

    Comcast

    New York, NY
    1 day ago
  •  ...FactSet Research Systems Inc. in New York seeks a Principal Software Engineer to join the IBOR core team, designing, building, and enhancing...  ...performing. You will lead backend development with C#/.NET Core, Python for data workflows, and work with MongoDB/MySQL, AWS, Docker,... 
    Senior
    Software

    Jobleads-US

    New York, NY
    2 days ago
  • $176k - $264k

     ...Senior AI Software Engineer is required to design and build secure, production-ready AI solutions for one of the top five law firms in the US and...  ...similarly complex or regulated organisation. ~ Strong Python development skills together with proficiency in SQL, APIs... 
    Senior
    Software
    Permanent employment
    Full time
    H1b
    3 days per week

    Onward Legal Innovation

    New York, NY
    3 days ago
  • $100k - $140k

     ...everyone to thrive. We are looking for an enthusiastic Full Stack Senior Software Developer with an interest in building dynamic, data-driven...  ...overhead. By leveraging the latest AI-coding tools, React, Python, AWS cloud, Google BigQuery, data science and other latest... 
    Senior
    Software
    Full time

    U.S. News & World Report

    New York, NY
    1 day ago
  •  ...Capital One is seeking Full-stack Software Engineers to drive a major transformation with modern open-source frameworks and cloud-native architectures...  ...Candidates should have a strong background in Java/Scala, Python, JavaScript/TypeScript, and experience with Docker/Kubernetes... 
    Senior
    Software

    Jobleads-US

    New York, NY
    4 days ago
  • Position: Senior Python Developer - Risk Modeling Location: New York City, NY (Onsite). Job Summary We are seeking a Senior Python Developer...  ...in risk analytics applications. Required Skills 8+ years of software development experience Strong hands-on experience with Python... 
    Senior
    Software

    United IT Solutions

    New York, NY
    2 days ago
  •  ...office and are now looking to bring on a Python developer to join the team of 4. This...  ...What you bring to the table: You are an engineer, first and foremost. You can rapidly build...  .../Engineering At least 5 years of software engineering experience Strong experience... 
    Senior
    Software
    Full time

    Oakridge Staffing

    New York, NY
    more than 2 months ago
  • $150k - $220k

     ...tackling our toughest and most exciting data engineering challenges across multiple divisions in...  ...: We are looking for a Senior Java engineer who will: Contribute to...  ..., demonstrating a deep understanding of software architecture and design principles. ~... 
    Senior
    Software
    Full time

    Jefferies

    New York, NY
    1 day ago
  •  ...Senior AI/ML Engineer Job requirements Experience Range: With at least 3 to 8 years of...  ...maintain, and execute test scripts in Python and Shell scripting to ensure robust test...  ..., and resolve defects throughout the software development lifecycle Optimize test... 
    Senior
    Software

    Brillio

    New York, NY
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Python Software Engineer. Be the first to apply!