Software Engineer Jobs in Fairfax
20 live Software Engineer roles in Fairfax, United States. Apply directly on Haystack.
Last updated 15 August 2026. Job counts refresh daily.
As of 15 August 2026, Haystack lists 20 live Software Engineer jobs in Fairfax, with 7 added in the past week and typical advertised salaries of $130k to $153k. Employers hiring right now include CACI, Northrop Grumman and ECS. 5% of these roles are remote friendly.
Top companies hiring
plus 4 more companies hiring in this category
- New
Software Engineer, Senior (Secret Clearance)
Praescient Analytics
Fairfax, VA🇺🇸$120k - $165k/yr1 hour agoDynamoDBMicroservicesOracle+11 moreTechnologyPA - New
Principal AI-Enabled Software Engineer (Top Secret) with Security Clearance
Praescient Analytics
Fairfax, VA🇺🇸5 hours agoMicroservicesAWSMLOps+11 moreRemoteTechnologyPA - New
Senior Software Engineer
Auria Solutions USA, Inc
Fairfax, VA🇺🇸$130k - $190k/yr9 hours agoDockerMicroservicesAWS+10 moreTechnologyAS - This week
Cybersecurity Software Engineer with Security Clearance
CACI
Fairfax, VA🇺🇸$94.4k - $198.2k/yrYesterdayAWSEncryptionTCP/IP+3 moreTechnologyCA - This week
Senior Cybersecurity Software Engineer with Security Clearance
CACI
Fairfax, VA🇺🇸$113.2k - $237.8k/yrYesterdayEncryptionTCP/IPAnsible+8 moreTechnologyCA - This week
Software Engineer Level 3 or 4 (AHT) with Security Clearance
Northrop Grumman
Fairfax, VA🇺🇸$114k - $171k/yrYesterdayDockerAWSAgile+6 moreInternship/StudentTechnologyNG - This week
Software Engineer (Integration) with Security Clearance
ECS
Fairfax, VA🇺🇸$135k - $170k/yr3 days agoDjangoAWSMachine Learning+14 moreTechnologyEC Senior Software Engineer with Security Clearance
Auria
Fairfax, VA🇺🇸$130k - $190k/yr1 week agoDockerGCPMicroservices+10 moreTechnologyAUSoftware Engineer with Security Clearance
CACI
Fairfax, VA🇺🇸$79.4k - $162.7k/yr1 week agoDjangoDockerNode.js+9 moreTechnologyCASoftware Engineer with Security Clearance
ECS
Fairfax, VA🇺🇸$135k - $170k/yr1 week agoDjangoAWSMachine Learning+14 moreTechnologyECGet new Software Engineer jobs in Fairfax in your inbox
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Sr. Appian Software Developer
Leidos
Fairfax, VA🇺🇸$107.9k - $195.1k/yr1 week agoDockerMicroservicesSOAP+13 moreFull timeTechnologyLESoftware Engineer - Level 3/4 with Security Clearance
Northrop Grumman
Fairfax, VA🇺🇸$108.8k - $171k/yr2 weeks agoDockerRustSelenium+11 moreTechnologyNGSystems Integration & Test Engineer - Level 3/4 with Security Clearance
Northrop Grumman
Fairfax, VA🇺🇸$103.6k - $155.4k/yr3 weeks agoDockerConfluenceGit+5 moreTechnologyNGMid-Level Software Engineer with Security Clearance
Riverside Research
Fairfax, VA🇺🇸$90k - $180k/yr4 weeks agoAWSMachine LearningScikit-learn+9 moreTechnologyRRIntegration Engineer with Security Clearance
ECS
Fairfax, VA🇺🇸$145k - $160k/yr4 weeks agoDjangoAWSMachine Learning+14 moreTechnologyECApplication Developer/Software Engineer with Security Clearance
TekSynap
Fairfax, VA🇺🇸$100k - $160k/yr4 weeks agoOracleSQLSQL Server+14 moreTechnologyTEEmbedded Systems & Robotics Engineer with Security Clearance
MAG DS Corp dba MAG Aerospace
Fairfax, VA🇺🇸4 weeks agoMATLABEmbedded SystemsRobotics+4 moreTechnologyMDNetwork / Communications Engineer with Security Clearance
MAG DS Corp dba MAG Aerospace
Fairfax, VA🇺🇸$86.3k - $143.8k/yr4 weeks agoOtherMDSenior Application Developer/Software Engineer with Security Clearance
TekSynap
Fairfax, VA🇺🇸$95k - $155k/yr4 weeks agoOracleSQLSQL Server+14 moreTechnologyTESoftware Developer - Multiple Levels - TS/SCI Poly Required
Leidos
Fairfax, VA🇺🇸$87.1k - $157.4k/yr2 months agoDockerSQLAWS+9 moreFull timeTechnologyLE
Frequently asked questions
How many Software Engineer jobs in Fairfax are available?
Haystack currently lists 20 live Software Engineer jobs in Fairfax, with 7 added in the past week. Numbers refresh daily.
What do Software Engineer jobs in Fairfax pay?
Advertised salaries typically range from $130k to $153k per year, based on 18 live postings with advertised salaries.
Which companies are hiring for Software Engineer jobs in Fairfax?
CACI, Northrop Grumman, ECS, Praescient Analytics, Leidos are actively hiring right now, alongside 5 other employers.
Are there remote Software Engineer jobs in Fairfax?
Yes. 1 of the current listings are remote friendly. Browse the remote-only view.