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Software Developer

Ballwin,MO

1150 Software Developer jobs in Ballwin,MO

New, Posted 11 hours ago
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Software Engineer II - Decision Management Program

Mastercard

O Fallon, MO 63368

~ 32 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in Computer Science, Engineering, or equivalent experience.
  • 2–5 years of software development experience.
  • Experience developing applications using Java and Spring Boot.
  • Understanding of REST APIs and microservice architectures.
  • Familiarity with messaging or event-driven systems.
  • Strong understanding of software design principles, object-oriented programming, data structures, and algorithms.
  • Experience with source control, code reviews, and CI/CD practices.
  • Working knowledge of SQL and relational databases.
  • Strong troubleshooting and problem-solving skills.
  • Ability to work independently on assigned deliverables while collaborating effectively within a team.
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Application Security Architect - AI Harness

Edward Jones

Saint Louis, MO 63103

~ 25 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in Computer Science, Cybersecurity, Software Engineering, Information Technology, Engineering, or related field.
  • 10+ years of experience in application security, secure software engineering, DevSecOps, security architecture, or related cybersecurity roles.
  • Deep expertise in secure code review, vulnerability detection, threat modeling, exploitability analysis, and secure SDLC practices.
  • Experience with performing vulnerability and penetration test readouts/walkthroughs with stakeholders.
  • Hands-on experience with SAST, SCA, DAST, secrets scanning, API security testing, container security, infrastructure-as-code scanning, and developer workflow integrations.
  • Experience integrating security capabilities into SDLC pipeline tooling: Jenkins, GitHub Actions, GitHub Enterprise, Atlassian, developer portals, source-control workflows, and DevSecOps toolchains.
  • Practical experience using LLMs or AI models for code review, software engineering, vulnerability research, security analysis, or developer productivity use cases.
  • Understanding of prompt engineering and optimization, RAG, model evaluation, AI guardrails, human-in-the-loop review, prompt/model versioning, and vendor/open-source model trade-offs.
  • Experience designing or maintaining evaluation harnesses, benchmark suites, regression tests, validation pipelines, and test orchestration workflows.
  • Strong understanding of concepts: OWASP, CWE, CVSS, NIST SSDF, AI security risks, regulated source-code handling, auditability, and vendor/model governance.
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AI Specialist

Carshield

Saint Peters, MO 63376

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Diesel Mechanic

Bulk Transport Company

Saint Louis, MO 63123

$36/hr
New, Posted 18 hours ago
Avionics Installer IV

Gulfstream Aerospace Corporation

Ballwin, MO 63011

$27.72-$36.38/hr
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Manager Supply Chain Optimization Solutions

Emerson

Saint Louis, MO 63112

Warehouse Supervisor

Battery Outfitters

Saint Charles, MO 63304

$20/hr
New, Posted 4 hours ago
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Team Lead Trainee - $75K-$90K + Retirement Benefits

DiFilippo Offices

Saint Louis, MO 63129

$75,000-$90,000/yr
~ 25 min Onsite

  • Driver License
  • Must be at least 18 years old
  • Willing to undergo a background check
  • No Experience needed
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IT Support Analyst

Savi Gurus

Saint Louis, MO 63119

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Buyer

Lighthouse For The Blind

Saint Louis, MO 63132

~ 25 min Onsite

  • High School diploma or GED
  • 2 years relative experience in procurement/purchasing within a manufacturing environment
  • Strong ability to communicate and negotiate with vendors and across departments
  • Proficiency in Microsoft Excel, Word and ERP software
  • Experience with Microsoft Dynamics 365, Business Central a plus
  • Ability to manage multiple tasks in a fast-paced environment
  • Willingness to learn and grow within the purchasing function
  • Familiarity with inventory management systems
  • Analytical mindset and problem-solving ability
  • The physical requirements: stand; walk; sit; use; reach with hands and arms; climb stairs; balance; bend, push or pull
  • Lifting up to and between 10-35 lbs
  • Travel between two locations infrequently but maybe necessary
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