Software Engineer Jobs in Saint Louis
45 live Software Engineer roles in Saint Louis, United States. Apply directly on Haystack.
Last updated 26 August 2026. Job counts refresh daily.
As of 26 August 2026, Haystack lists 45 live Software Engineer jobs in Saint Louis, with 20 added in the past week and typical advertised salaries of $122k to $184k. Employers hiring right now include Boeing, Leidos and LaunchCode.
Top companies hiring
plus 15 more companies hiring in this category
- BO
Experienced Simulation Software Engineer - Training Systems
NewBoeing
Saint Louis, MO馃嚭馃嚫$126.7k - $171.3k/yrOn-siteYesterdayDockerAWSAgile+5Technology - LA
Mid Software Engineer (TS/SCI) - NGA with Security Clearance
NewLaunchCode
Saint Louis, MO馃嚭馃嚫$120k - $135k/yrHybridYesterdayNode.jsSpringAWS+2Technology - LA
Sr. Software Engineer (TS/SCI) - NGA with Security Clearance
NewLaunchCode
Saint Louis, MO馃嚭馃嚫$170k - $185k/yrHybridYesterdayMicroservicesNode.jsSpring+5Technology - BO
Senior Software Engineer - Vehicle Health Management
NewBoeing
Saint Louis, MO馃嚭馃嚫$160.7k - $217.3k/yrOn-siteYesterdayDockerEmbedded SystemsAgile+4Technology - BO
Software Developer (Mid Level or Senior), Autonomy and Mission Planning
NewBoeing
Saint Louis, MO馃嚭馃嚫$126.7k - $171.3k/yrHybridYesterdayRoboticsAgileC+++3Technology - BO
Lead Software Engineer, Phantom Works
NewBoeing
Saint Louis, MO馃嚭馃嚫$160.7k - $217.3k/yrHybridYesterdayMATLABAgileC+++2Technology - BO
Application Software Engineer, Phantom Works (Experienced or Senior)
NewBoeing
Saint Louis, MO馃嚭馃嚫$126.7k - $171.3k/yrHybridYesterdayC#C++Git+1Technology - BO
F-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)
NewBoeing
Saint Louis, MO馃嚭馃嚫$99.5k - $134.6k/yrHybridYesterdaySAFeScrumAgile+8Technology - BO
Senior Software Engineer - Lab Provisioning & Integration
NewBoeing
Saint Louis, MO馃嚭馃嚫$160.7k - $217.3k/yrOn-siteYesterdayDockerAWSELK+15Technology - BO
Missions Systems Software Engineer - Embedded (Associate, Experienced, Senior)
NewBoeing
Saint Louis, MO馃嚭馃嚫$99.5k - $134.6k/yrHybridYesterdayRustEmbedded SystemsAgile+4TechnologyGet new Software Engineer jobs in Saint Louis in your inbox
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- BO
Mission Software Engineer (Experienced or Senior)
NewBoeing
Saint Louis, MO馃嚭馃嚫$126.7k - $171.3k/yrHybridYesterdayMATLABAgileC+++2Technology - BO
Senior Software Engineer - Vehicle Health Management
NewBoeing
Saint Louis, Missouri馃嚭馃嚫$160.7k - $217.3k/yrOn-site2 days agoDockerEmbedded SystemsAgile+4Technology - OF
Senior Software Engineer (TS/SCI) with Security Clearance
Omni Federal
Saint Louis, MO馃嚭馃嚫Hybrid6 weeks agoMicroservicesSpringSpring Boot+5Technology - BO
Application Software Engineer, Phantom Works (Experienced or Senior)
NewBoeing
Saint Louis, Missouri馃嚭馃嚫$126.7k - $171.3k/yrHybrid2 days agoC#C++Git+1Technology - BO
Lead Software Engineer, Phantom Works
NewBoeing
Saint Louis, Missouri馃嚭馃嚫$160.7k - $217.3k/yrHybrid2 days agoMATLABAgileC+++2Technology - BO
F-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)
NewBoeing
Saint Louis, Missouri馃嚭馃嚫Hybrid2 days agoSAFeScrumAgile+8Technology - BO
Mission Software Engineer (Experienced or Senior)
NewBoeing
Saint Louis, Missouri馃嚭馃嚫$126.7k - $171.3k/yrHybrid2 days agoMATLABAgileC+++2Technology - MO
API Engineer, Mid-level with Security Clearance
Modus21, Llc
Saint Louis, MO馃嚭馃嚫Hybrid6 weeks agoDockerGCPNode.js+25Technology - PE
Systems Engineering, Lead Associate with Security Clearance
Peraton
Saint Louis, MO馃嚭馃嚫$80k - $128k/yrOn-site5 weeks agoAgileSAFeEngineering - BO
Experienced Simulation Software Engineer - Training Systems
Boeing
Saint Louis, Missouri馃嚭馃嚫$126.7k - $171.3k/yrOn-site6 days agoDockerAWSAgile+5Technology - BO
Senior Systems Engineer (Reliab, Maintain & Sys Health)
Boeing
Saint Louis, Missouri馃嚭馃嚫$164.9k - $223.1k/yrHybrid1 week agoTechnology - GG
Junior/Mid Software Engineer with Security Clearance
Gateway Geospatial Group
Saint Louis, MO馃嚭馃嚫Hybrid6 weeks agoMachine LearningAgileAngular+3Technology - GI
Software Developer with Security Clearance
Gridiron IT Solutions
Saint Louis, MO馃嚭馃嚫$150k - $175k/yrHybrid1 week agoDockerPackerAnsible+6Technology - KE
Mid Software Engineer (SFA) with Security Clearance
Kentro
Saint Louis, MO馃嚭馃嚫On-site6 weeks agoC#JavaJavaScript+1Technology - CF
Software Engineer Senior Staff (TS/SCI Required) with Security Clearance
Cherokee Federal
Saint Louis, MO馃嚭馃嚫Hybrid2 weeks agoDockerAWSAzure+3Technology - LE
Systems Engineer SME
Leidos
Saint Louis, MO馃嚭馃嚫$131.3k - $237.3k/yrHybrid3 weeks agoAgileC++HTTPS+1Technology - OF
Software Engineer with Security Clearance
Omni Federal
Saint Louis, MO馃嚭馃嚫Hybrid3 weeks agoDockerFastAPINode.js+17Technology - LE
Senior Test Engineer with Security Clearance
Leidos
Saint Louis, MO馃嚭馃嚫$107.9k - $195.1k/yrHybrid3 weeks agoScrumAgileJiraTechnology - BI
TS/SCI -Entry-Level Software Developer (Python Required) with Security Clearance
Bailey Information Technology, LLC
Saint Louis, MO馃嚭馃嚫Hybrid3 weeks agoDockerAWSMachine Learning+12Technology - GI
Junior Software Developer with Security Clearance
Gridiron IT Solutions
Saint Louis, MO馃嚭馃嚫$50k - $80k/yrHybrid3 weeks agoDockerAWSMachine Learning+12Technology
Frequently asked questions
How many Software Engineer jobs in Saint Louis are available?
Haystack currently lists 45 live Software Engineer jobs in Saint Louis, with 20 added in the past week. Numbers refresh daily.
What do Software Engineer jobs in Saint Louis pay?
Advertised salaries typically range from $122k to $184k per year, based on 26 live postings with advertised salaries.
Which companies are hiring for Software Engineer jobs in Saint Louis?
Boeing, Leidos, LaunchCode, Omni Federal, Gateway Geospatial Group are actively hiring right now, alongside 16 other employers.