97 sr security software engineer jobs at 69 companies in Illinois
1mo
Save
Mark Applied
Hide
1mo
Sr. Software Engineer (Remote)
Oak Brook or Alabama or Arizona or Florida or Georgia or Iowa or Illinois or Indiana or Michigan or Minnesota or Missouri or North Carolina or Nebraska or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or West Virginia
$107k-$137k/yrRemoteFull Time
Inspira Financial: Provides health, wealth, retirement, and financial custody solutions.
5+ YOE5+ years software product development experience; expertise in .NET (C#), .NET Core, MS SQL/T-SQL; cloud, container, and Kubernetes experience; Agile SDLC, automated testing, security and compliance knowledge; Bachelor’s preferred.
Boston or Chicago or Los Angeles or New York or San Francisco or Toronto or Vancouver or Vancouver
$145k-$175k/yrRemoteFull Time
Later: Provides software for social media scheduling and influencer marketing.
5+ YOE5+ years security engineering experience; strong application, cloud, and infrastructure security; SOC 2 and compliance experience; vulnerability management, IaC and CI/CD security; strong communication and software engineering skills.
OWASP, NIST, CIS Controls, SOC 2, ISO 27001, AWS Security Hub, Azure Security Center, GCP Security Command Center, SIEM, SOAR, Terraform, CloudFormation, C#, CI/CD
Austin or Chicago or Houston or Los Angeles or New York or San Francisco or Seattle
$200k-$225k/yrRemoteFull Time
JLLNYSE: JLL: Global commercial real estate and investment management services.
6+ YOE6+ years security engineering, embedded product security within engineering teams, strong software engineering, experience with agentic AI architectures and identity/access (OAuth/OIDC), and excellent cross-functional communication.
Claude Agent SDK, MCP, OAuth, OIDC, SPIFFE, SPIRE, OWASP LLM Top 10, MITRE ATLAS
NinjaTrader: Provides futures brokerage services and a trading software platform.
8+ YOE8+ years backend software development; JVM languages (Java/Scala/Kotlin); REST/WebSocket APIs; Kubernetes/GCP; security best practices; strong problem-solving; AI tooling experience.
DKW Communications: Provides IT modernization and cybersecurity services for government agencies.
5+ YOEU.S. citizen able to obtain Secret clearance; Bachelor's in engineering/computer science; 5+ years software development for modeling and simulation; experience with Windows and Linux; proficiency in Assembly, C/C++, .NET, Java; CompTIA Security+ preferred.
Assembly, C, C++, Microsoft .Net, C#, VB, Java, Microsoft Windows, Windows 7, Windows 10, Windows Server 2008R2, Windows Server 2012R2, Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Linux
United States or California or Colorado or Hawaii or Illinois or Maryland or Minnesota or New Jersey or New York or New York City or Vermont or Washington or Washington
$150k-$180k/yrRemoteFull Time
PearsonLondon Stock Exchange: PSON: Provide educational materials, assessments, and digital learning services globally.
5+ YOE5+ years software development experience; deep expertise in software architecture, system design, scalability, cloud-native design, security; proficiency with Ruby on Rails, React, AWS, and PostgreSQL; strong communication and mentoring skills.
Johnston or Pittsburgh or Irving or Phoenix or Franklin or Charlotte or Cleveland or Boston or Iselin or Philadelphia or Chicago
$175k-$250k/yrOnsiteFull Time
Citizens Financial GroupNYSE: CFG: Provides retail, commercial, and private banking services to customers.
10+ YOE10+ years in software/platform/security/data engineering; strong Python and Linux scripting; AWS and cloud security experience; CI/CD and large-scale distributed systems expertise; bachelor's degree required.
Charlotte or Morrisville or Yellow Springs or Morton Grove
HybridFull Time
XylemNYSE: XYL: Manufacturer of water transport, treatment, and testing technologies.
7+ YOE7+ years software engineering experience; strong Java and Spring Boot skills; CI/CD and SDLC practices; identity and security fundamentals (OAuth2/OIDC, JWT); experience with Keycloak/Okta/Auth0/Entra ID preferred; strong communication.
Java, Spring Boot, OAuth 2.0, OIDC, JWT, Keycloak, Okta, Auth0, Entra ID, Angular, React, PKCE, SAML 2.0, CI/CD, API gateway
Roadrunner: Long-haul less-than-truckload freight transportation and logistics services.
8+ YOE8+ years Microsoft-stack software development, expertise in .NET (6/7/8), ASP.NET Core/MVC, Web API, EF Core, Azure services, Microsoft SQL Server, JavaScript/TypeScript and modern front-end (Angular/React); experience with CI/CD, observability, secure coding, and leading engineering delivery.
.NET 6/7/8, ASP.NET Core, Web API, Entity Framework Core, ASP.NET MVC, Angular, React, JavaScript, TypeScript, HTML5, CSS, Microsoft SQL Server, Azure, App Service, Functions, Azure SQL, Storage, Application Insights, Azure DevOps, GitHub Actions, CI/CD, API gateways
Ripple: Provides blockchain solutions for global payments and liquidity.
10+ YOE10+ years security engineering experience across product and infrastructure security; expertise in threat modeling (STRIDE), security architecture, cloud security (Azure/AWS/GCP), DevSecOps tooling, and strong software engineering in Python or Go.
Principal Software Engineer (Security & Policy Platform) (Remote)
San Jose or North Dakota or Montana or Maine or Ohio or Nebraska or Louisiana or Texas or Nevada or Hawaii or Georgia or Mississippi or Connecticut or Colorado or Wyoming or Wisconsin or West Virginia or Maryland or California or Vermont or New York or New Jersey or Arkansas or South Dakota or Pennsylvania or Michigan or Indiana or Idaho or Arizona or New Mexico or New Hampshire or Kentucky or Alabama or South Carolina or Illinois or Missouri or Massachusetts or Iowa or Tennessee or North Carolina or Minnesota or Kansas or Alaska or Rhode Island or Delaware or Washington or Virginia or Utah or Oregon or Florida or Oklahoma
$251k-$363k/yrRemoteFull Time
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
12+ YOEBachelor's in CS/EE or related and 12+ years designing large-scale distributed systems; experience with cloud/hybrid, security and privacy for platform systems; production coding in Go/Rust/C++; strong communication.
Ritchie Bros.NYSE: RBA: Conducts global auctions for heavy equipment and industrial assets.
8+ YOE8+ years iOS engineering experience with staff-level leadership, deep Swift/UIKit expertise, iOS architecture and security, CI/CD ownership, mobile integrations, and strong communication and mentoring skills.
Illinois or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or Rhode Island or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
$83k-$222k/yrRemoteFull Time
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
5+ YOE5+ years software engineering with Java/JEE and Spring Boot, 3+ years Kafka, CI/CD, Docker/Kubernetes, 2+ years cloud experience (GCP preferred); strong data migration, ETL, security and healthcare integration experience.
Senior Software Engineer – Platform & Agentic AI Engineering
Charlotte or Hartford or Columbus or Chicago
$128k-$191k/yrHybridFull Time
The HartfordNYSE: HIG: Provides property and casualty insurance, group benefits, and wealth management.
6+ YOE6+ years software engineering experience with 2+ years in GenAI/multi-agent systems; hands-on with Agentic protocols, AlloyDB/Postgres, GCP, Python/Typescript, Terraform, and LangChain/LangGraph; strong security and spec-driven development skills.
MorningstarNASDAQ: MORN: Provides independent investment research, data, and analytics.
5+ YOEBachelor's degree required; 5+ years web development with HTML5, JavaScript, CSS3; 3+ years SPA and server-side experience (Angular.js/Vue.js, Node.js/Java); familiarity with design patterns, security, scalability, and Agile practices.
5+ YOE5+ years with Microsoft stack (.NET 6/7/8+, ASP.NET Core, Web API, EF Core), SQL Server, Azure services, CI/CD and Git; bachelor\u0002s degree or equivalent experience; strong API, security, testing, and mentoring skills.
.NET, .NET 6, .NET 7, .NET 8, ASP.NET Core, Web API, Entity Framework Core, ASP.NET MVC, Angular, React, TypeScript, JavaScript, SQL Server, Microsoft Azure, App Service, Functions, Azure SQL, Application Insights, CI/CD, Git, Azure DevOps, GitHub Actions
Principal/Sr. Principal Systems Engineer (Integration & Test)
Rolling Meadows, Illinois, United States
$109k-$197k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEU.S. citizen with active government security clearance (Secret; SAP). BS/MS/PhD in engineering with relevant years of experience (Principal: ~5+ yrs; Sr Principal: ~8+ yrs). Experience troubleshooting hardware/software/firmware, integration & test, and working collaboratively.
DOORS, Verification Cross Reference Matrices (VCRMs), Model Based Systems Engineering (MBSE), Cameo, MATLAB, C, C++, Java, Python
CNANYSE: CNA: Provides commercial property and casualty insurance and risk management.
7+ YOE7+ years platform engineering with enterprise CI/CD ownership; hands-on experience with GitHub Actions, ArgoCD, Harness; building AI agentic SDLC workflows; observability, app security, SBOM/supply-chain integration, and mentoring engineers.