Senior Software Engineer- Quantitative Developer, Information Technology
St. Louis, Missouri, United States
OnsiteFull Time
NISA Investment Advisors: Provides customized investment and risk management solutions for institutional investors.
5+ YOEBachelor's degree in a quantitative field; 5+ years of development; 3+ years Python; data systems design; cloud experience; collaboration with researchers; CI/CD; financial services exposure is a plus.
Absolute Business Solutions Corp: Provides technology and intelligence services to the US government.
5+ YOETS/SCI eligibility, Bachelor's degree or equivalent experience in data engineering or Spark development, strong Spark, Python, Scala, and distributed data systems experience.
UnitedHealth GroupNYSE: UNH: Sells health insurance and provides diversified healthcare services.
10+ YOESenior software engineer with 10+ years of experience in software solution development, Microsoft technologies, and enterprise full-stack delivery.
White Plains or Conyers or Roanoke or Independence or Hartford or Savannah or Alexandria or Greensboro or Charleston or Missoula or Charlotte or Huntsville or Hartford or Miami or Tallahassee or Albany or Gainesville or Columbus or Boston or San Antonio or Dallas or Denver or Phoenix or San Francisco or Chicago or Nashville or Portland or Charlotte or Houston or Wilmington or Lexington or Tampa or Baltimore or Raleigh or Las Vegas or Cary or Irvine or Brookfield or Shreveport or Greenville or Van Nuys or Minneapolis or Red Bank or Jacksonville or Seattle or Sarasota or Kennesaw or Palm Beach or Towson or Sacramento or Dayton or Broomfield or Golden or Princeton or Omaha or Oklahoma City or Chesterfield or Schaumburg or Suffolk or Jupiter or Carmel or Canonsburg or Buffalo or Schaumburg or Philadelphia or Schaumburg or Sunrise or St. Louis or Los Angeles or Atlanta or Gulfport or Norwalk or South Portland or Metairie or Virginia Beach or Edina or Richmond or Southfield or Cleveland or Milwaukee or Chattanooga or Fort Worth or Rochester or Grand Forks or Detroit or Jersey City or Boise or Portland or San Ramon or Easley or Duluth or Glenville or Syracuse or West Palm Beach or Cary or Irvine or Brookfield or Shreveport or Greenville or Los Angeles or Atlanta or Orland Park or Columbia or Elmhurst or Portland or San Diego or San Ramon or Myrtle Beach or Gainesville or Hartford or Allentown or Macon or Tampa or Saint Petersburg or Irvine or Raleigh or San Ramon or Lewisville
$77k-$134k/yrRemoteFull Time
Marsh McLennanNYSE: MRSH: Global professional services firm providing risk, strategy, and people solutions.
Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.
14+ YOEUS citizen with TS/SCI with CI poly; 14+ years in technical roles; Kubernetes/OpenShift; CI/CD; container tech; on-call in SCIF; ability to work with distributed teams.
Senior Lead Embedded Software Engineer - Support Equipment
Saint Charles or Berkeley or Hazelwood or Saint Louis
$198k-$268k/yrOnsiteFull Time
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
14+ YOE6+ Mgmt15+ years embedded software experience, C/C++/C#/Python/Linux, Bachelor’s in engineering/computer science; leadership in software; U.S. security clearance eligibility; 5+ years with field service or military aircraft support equipment.
GarminNYSE: GRMN: Designs and manufactures GPS-enabled navigation and wearable technology products.
1+ YOEBachelor’s degree in CS/EE/CE/SE/AE/Math/Physics or related field; minimum 1 year experience or equivalent; GPA 3.0+; proficient in C/C++ or similar; knowledge of software engineering tools.
MiTekNYSE: BRK-B: Provides software and automation for the building industry.
8+ YOEDesign, develop, and test electrical/robotic control systems; strong PLC/automation and integration experience; onsite in Earth City, MO; travel up to 25%.
Kansas City or Atlanta or Birmingham or Boston or Chattanooga or Chicago or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Los Angeles or Miami or Nashville or New York or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or St. Joseph or St. Louis or Wilmington or Washington
$100k-$120k/yrHybridFull Time
Polsinelli: Am Law 100 law firm providing comprehensive legal services.
2+ YOE2-4 years in security engineering and on-prem security; AD with Azure; SIEM workflows; scripting (Python/PowerShell); metrics/logging (Splunk-like) experience; BS in CS/CE/IS or equivalent.
Active Directory, Azure, SIEM, Python, PowerShell, Splunk-like logging
Boston or St. Louis or Cleveland or Philadelphia or Chicago or San Francisco or New York City or Kansas City or Atlanta or Minneapolis or Dallas or Richmond
$173k-$260k/yrOnsiteFull Time
Federal Reserve System: The central bank of the United States.
8+ YOE8+ years Java development; 4+ years AWS cloud experience; cloud-first architecture; CI/CD, DevOps; serverless; strong communication.
Delta Dental of Missouri: Provides dental and vision insurance benefits and administrative services.
Pursuing or recent graduate in Computer Science or Engineering; knowledge of Agile/Scrum; familiarity with Azure/AWS, Docker, Kubernetes, Jenkins; Git/Jira; Python, C#, Node.js, Angular/React/Java/JavaScript.
BoeingNYSE: BA: Manufactures commercial and military aircraft, satellites, and defense systems.
8+ YOE8+ years data engineering/software development; 5+ years big data; 5+ years cloud; 3+ API data ingestion; ability to obtain US security clearance.
Reinsurance Group of AmericaNYSE: RGA: Provides global life and health reinsurance and risk solutions
3+ YOE3+ years in incident response, security engineering, threat emulation or related areas; bachelor’s degree; automation and metrics experience; strong communication.
Sargent & Lundy: Provides engineering and consulting services for the power industry.
3+ YOEBS in Electrical Engineering; 3+ years in power/industrial design; experience with medium/low voltage systems; travel occasionally; FE exam preferred but not required.
FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.
5+ YOE5+ years network engineering in production printing; 3+ years with digital print devices; experience with print management platforms and RIPs; TCP/IP, DNS, DHCP, VLAN, firewall; PCI/PII security; Bachelor in CS/IT/Engineering or related field.
St. Louis or Clayton or Richmond Heights or Maplewood
HybridFull Time
Enterprise Mobility: Provider of vehicle rental and diverse mobility solutions.
3+ YOE3+ years in production DBA with Oracle or PostgreSQL; on-prem and cloud experience; strong SQL; support for release changes; Bitbucket/Git for scripts; security and performance focus.
bioMérieuxEuronext Paris: BIM: Provides diagnostic solutions for infectious diseases and industrial microbiology.
5+ YOEBachelor's in Life Sciences; 5 years data analysis with Tableau/JMP/RStudio; regulatory/compliance for IVD products; Python/R; strong lab skills.
BayerFrankfurt Stock Exchange: BAYN: Global provider of healthcare medicines and agricultural products.
PhD in bioinformatics/computational biology or related field; or Masters with 3+ years experience; strong Python/R; experience with genome editing NGS data; knowledge of statistics; collaboration skills.
Python Developer Jobs market signals in Warrenton, MO, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
110+
Hiring companies
38
Fresh sample
68% new in 30d
Salary visibility
59% show pay
Companies appearing in this market
BoeingMastercardFlightSafety InternationalSargent & LundyUnitedHealth GroupWashington University in St. LouisEquifaxFiserv