Security Software Engineer Jobs in St. Louis, MO
Security Software Engineer jobs in St. Louis are concentrated in Clayton, Midtown, and the Cortex Innovation Community, with strong demand from financial services, defense contractors, healthcare IT, and cybersecurity firms. Employers hiring right now include Edward Jones, Stifel, and Esri. Scan the live roles below and apply to whichever ones fit.
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A position as Senior Specialist, Security Operations at the St. Louis Home Office.
- Member of the Global Security team on the afternoon shift; working Wednesday through Saturday.
- Receives and responds to routine, urgent and emergent calls for service from the Security Control Center, remains highly visible in the assigned work area, responds within established quality standards, completes patrols and assignments in a timely manner and coordinates a rapid response from Global Security team members.
- Stands posts, screens access, provides escorts and conducts security foot and/or vehicle preventative patrols.
- Responds to and maintains current and accurate knowledge of emergency procedures; fire and security alarms, severe weather and earthquake. Reacts to medical emergencies, provides emergency first aid and assists EMS.
- Communicates with the GSOC and other members of the Global Security team using hand held radios.
- Assists in development and implementation of security initiatives, processes and programs.
- Attends training; maintains job-specific certifications, actively participates in field or classroom training exercises and meets or exceeds minimum training standards.
- Accountable for submitting accurate documentation; uses correct forms, writes legibly, uses proper spelling and grammar and submits timely, accurate, understandable, and error-free information.
- Authorized to carry a handgun to safeguard persons on Edward Jones premises.
- Armed Experience: 5-years (60 cumulative months) of daily on-duty armed carry while performing duties as police, military police, or armed security
- High School diploma or GED required
- College degree in related field preferred
- Ability to obtain a valid Security Officer License and must be authorized to carry a pistol through a valid armed security officer license and possess a valid Concealed Carry Permit, or Law Enforcement Safety Act certification
- Valid driver's license
- Successfully complete and pass the firearms qualification course and all related training
- Understanding of security patrol operations and the Security field is required
- Effective written and verbal communications
- Must have knowledge acquired through previous experience, certification or specialized training in patrol operations
Physical Requirements:
- Physical ability to observe and report
- Must be able to work indoors and outdoors
- Must be able to spend large part of day in a dynamic role standing, walking, lifting, and climbing stairs
- Must be able to respond quickly and effectively in the event of an emergency
- Must be able to successfully participate in all firm required training and successfully demonstrate the application of non-lethal and lethal tactics, protocols, and procedures
- This role requires the associate to work 100% onsite at the St. Louis Headquarters location, primarily South campus.
- Working hours are Saturday and Wednesday 2 pm to 10 pm, Thursday and Friday 10 am to 10 pm, including holidays that fall during assigned shift.
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Find JobsSecurity Software Engineer Job Market in St. Louis
Who's Hiring
- Edward Jones5

- Stifel2

- Esri1

- Target1

- Collabera1

Top Industries Hiring
- Technology & Software2
- Investment & Asset Management2
- Education1
- Distribution & Wholesale1
- Healthcare & Medical Services1
Security Software Engineer Jobs in St. Louis: Frequently Asked Questions
How do I get a security software engineer job in St. Louis?
Focus your search on St. Louis's strongest hiring sectors: financial services firms in Clayton, defense and government contractors in the western suburbs, and healthcare technology companies anchored around the Cortex Innovation Community. Candidates with hands-on experience in cloud security, application security, or zero-trust architecture stand out locally. Attending St. Louis OWASP chapter meetups and connecting with the local tech community at Cortex events also gives you a practical edge in this market.
Which companies hire security software engineers in St. Louis?
Employers hiring security software engineers in St. Louis right now include Edward Jones, Stifel, and Esri, based on current listings on Migrate Mate as of July 2026. The local market includes a mix of large financial institutions, defense contractors, regional health systems, and mid-size software companies, many of which maintain in-house security engineering teams.
Are there remote security software engineer jobs in St. Louis?
Yes, though availability depends on the role type. About 43% of security software engineer openings tied to St. Louis are remote or hybrid as of July 2026, with fully remote positions more common for application security and cloud security work than for roles requiring on-site access to infrastructure or government-cleared environments.
How can I get a security software engineer job in St. Louis with little or no experience?
The most realistic entry path in St. Louis is through junior application security or DevSecOps roles at mid-size software companies in the Cortex Innovation Community or IT departments at local health systems like BJC HealthCare or SSM Health. A security-focused certification, a home lab portfolio, or a capstone project from a regional program like Washington University or SLU's computer science programs helps candidates stand out for these entry-level openings.
Which industries hire the most security software engineers in St. Louis?
St. Louis security software engineer roles concentrate in Technology & Software, Investment & Asset Management, and Education, based on current listings on Migrate Mate as of July 2026. The city's deep roots in banking, insurance, healthcare, and defense contracting create consistent demand for security engineering talent across both established enterprises and growing technology firms.
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