65 lead software engineer jobs at 29 companies in Belleville, IL

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2mo
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Lead Software Engineer–Developer
Berkeley, Missouri, United States
$161k-$217k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOELead software engineering role requiring Top Secret clearance, 5+ years Java/C++, 1+ year MATLAB, and project leadership.
Java, C++, MATLAB, Git, GitLab, CMake, Linux, Windows
2mo
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Lead Software Engineer
O'Fallon, Missouri, United States
$140k-$231k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Lead software design and architecture; build internal developer platforms; ensure secure, scalable, and high-performance software.
React, TypeScript, Backstage, AWS, Kubernetes, Terraform, CloudFormation, Splunk, CI/CD
2mo
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Lead Software Engineer–Developer
Berkeley, Missouri, United States
$161k-$217k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor’s degree; active Top Secret/SCI clearance; 5+ years software engineering; 5+ years Java/C++; 3+ years leading projects; 1+ year MATLAB.
Java, C++, MATLAB, Git, GitLab, CMake, Linux, Windows
2mo
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Lead Software Engineer (.Net)
Saint Louis, Missouri, United States
$112k-$141k/yr HybridMultiple Commitments Available
Safety National
Safety National: Provides specialty insurance and reinsurance for workers' compensation.
5+ YOE5+ years in software development; 1–2 years in technical leadership; strong .NET Core/C#, Azure, NoSQL/Relational DB, CI/CD, REST APIs; able to mentor and lead architecture efforts.
.NET Core, C#, Microsoft Azure, Cosmos DB, MongoDB, Docker, Kubernetes, React, Angular, Vue.js
4d
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Lead Software Developer
Seattle or St. Louis or Arlington or Ridley Park or Charleston or Mesa
$183k-$265k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Manufactures commercial and military aircraft, satellites, and defense systems.
10+ YOEBachelor's degree in a technical field and 10+ years developing software, data pipelines, and cloud-based data services; U.S. Person required for export control; drug testing and COI assessment apply.
Microsoft Teams, Mattermost, GitHub
1d
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Lead Software Engineer
O'Fallon, Missouri, United States
HybridContract
Delan Associates
Delan Associates: Provides engineering and professional services to government agencies.
Bachelor's in CS/IS, strong full-stack Java, API, Angular, React skills; experience with Agentic frameworks, MCP and LLM integrations; Qlik Sense and data architecture experience; strong analytical and communication skills.
Java, APIs, Angular, React, Agentic Frameworks, MCP, LLMs, Qlik Sense, Tableau, Power BI, WebFocus, Hadoop, Kafka
2mo
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Lead System Engineer
Hazelwood, Missouri, United States
$150k-$205k/yr OnsiteFull Time
bioMérieux
bioMérieuxEuronext Paris: BIM: Develops and manufactures in vitro diagnostic solutions for laboratories.
10+ YOELead system engineer with 10+ years in complex hardware/software/biomedical systems; FDA regulatory experience; bachelor’s in engineering or science.
1mo
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Lead Mechanical Engineer
Hazelwood, Missouri, United States
$120k-$175k/yr OnsiteFull Time
bioMérieux
bioMérieuxEuronext Paris: BIM: Provides diagnostic solutions for infectious diseases and industrial microbiology.
7+ YOELead mechanical engineer with 7+ years in complex hardware, software, biology, materials, or chemistry systems; hands-on design and cross-functional collaboration.
SolidWorks, GD&T, ASME Y14.5, PDM
1mo
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Lead Conveyance Engineer-MW Region
Chicago or Minneapolis or Indianapolis or Saint Louis or Detroit or Louisville
HybridFull Time
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
7+ YOEBachelor's in Civil or Environmental Engineering; 7-10 years water resources experience; PE license; design experience in water/wastewater systems; proficiency in relevant software; strong client service and leadership skills.
Civil 3D, WaterCAD, SewerCad, OpenRoads Designer, Bentley HAMMER, InfoWater, InfoSewer
1mo
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Lead Substation Engineer 2 - Grid
Clayton, Missouri, United States
$135k-$206k/yr HybridFull Time
Sargent & Lundy
Sargent & Lundy: Engineering and consulting services for the power industry.
12+ YOEBachelor degree in engineering; 12+ years substation design experience at 138 kV+; PE license; strong writing and coordination skills; experience with relay calculations and protective relay equipment; proficient with relevant software; strong communication.
SKM, ETAP, ASPEN, CDEGS, vendor software, MS Office
1mo
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Technical Lead Software Engineer (Java, React, Spring boot)
Minnetonka or Madison or St Louis or Omaha
$100k-$150k/yr OnsiteFull Time
Medica
Medica: Provides health insurance coverage and health plan administration services.
5+ YOE5+ years product-related work experience; proficient with Java and React.
Java, React, Spring Boot, Oracle, SQL Server, Azure DevOps, GitHub, Jenkins, CI/CD
1mo
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Lead Test Engineer
Scott Air Force Base or O'Fallon or United States
$105k-$231k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
8+ YOE3+ MgmtUS citizen with Secret clearance (or ability to obtain), Bachelor's in CS/IT, 8+ years software testing (≥3 years leadership), SAP (preferably TM) experience, SAFE Agile experience, and test automation experience.
SAP Transportation Management (TM), SAP, SAFE Agile
1mo
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Lead Test Engineer
Scott Air Force Base or O'Fallon or United States
$105k-$231k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
8+ YOE3+ MgmtUS citizen with Secret clearance (or ability to obtain); Bachelor's in CS/IT; 8+ years software testing with 3+ years leadership; experience with SAP (TM), SAFe Agile, test automation; strong analytical and communication skills.
SAP Transportation Management (TM), SAFe Agile
3w
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IT Engineer 3, Software
St. Louis or Brentwood or Richmond Heights or Clayton or Maplewood
HybridFull Time
Enterprise Mobility
Enterprise Mobility: Provider of vehicle rental and diverse mobility solutions.
5+ YOEBachelor's in CS/CIS/MIS or related and 5+ years IT experience. Experience with Java Spring framework, SQL (DDL), JIRA, Confluence, BitBucket/GIT, Tomcat, Weblogic, Agile (Scrum/Kanban). Experience leading technical teams and mentoring others.
Java Spring framework, SQL, JIRA, Confluence, BitBucket, GIT, Tomcat, Weblogic, Scrum, Kanban
1w
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Director, Software Engineering
United States or Boston or Morristown or Phoenix or Atlanta or St. Louis or St. Petersburg or Oklahoma or Hyderabad
$169k-$214k/yr HybridFull Time
Zelis
Zelis: Providing healthcare payment and claims cost management solutions.
10+ YOE5+ Mgmt10+ years software engineering experience with 5+ years leading teams; bachelor's preferred; experience with Ruby on Rails, C#, Angular, JavaScript, AWS; cloud, legacy modernization, and performance optimization experience; must be U.S.-authorized.
Ruby on Rails, C#, Angular, JavaScript, AWS
2w
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Software Engineering Senior Manager - Hybrid
St. Louis or Whitestown or North Burlington or Tempe or Bloomfield
$138k-$230k/yr HybridFull Time
The Cigna Group
The Cigna GroupNYSE: CI: Provides health insurance and pharmacy benefit management services.
8+ YOE3+ Mgmt8+ years in software engineering or production systems, 3+ years leading technical teams; experience with enterprise production applications, cloud platforms (AWS or OpenShift), Microsoft C#.NET, C++, Angular, Oracle, Microsoft SQL Server, incident management, and Agile delivery.
AWS, OpenShift, Microsoft C#.NET, C++, Angular, Oracle, Microsoft SQL Server, Safire, Agile, AI
1w
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Software Engineering Manager
Cincinnati or Atlanta or Hopkins or Charlotte or Chicago or Gresham or Englewood or Brookfield or Irving or Earth City
$127k-$149k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
6+ YOE5+ MgmtBachelor's degree or equivalent, 6+ years technical experience, 5+ years leading engineering teams, experience delivering API-based fintech/treasury solutions, strong communication and stakeholder management.
1mo
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Senior Vice President - Software Engineering, Mastercard Send
O'Fallon or Pune
OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global technology processing electronic payments and financial transactions.
Leading software engineering for Mastercard Send and ensuring compliance with Mastercard information security policies; role is eligible for competitive base salary and annual bonus; benefits provided.
1w
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Sr Director Software Engineering
Philadelphia or Dayton or Houston or Gainesville or St Louis
$157k-$291k/yr OnsiteFull Time
Elsevier
ElsevierLondon Stock Exchange: REL: Provides scientific, technical, and medical research information and analytics.
Proven experience building and leading cross-functional engineering teams in regulated or data-sensitive domains; strong technical judgment across architecture and strategy; familiarity with AI-assisted development and data governance.
Claude Code, Copilot, ScienceDirect, Scopus, SciVal, ClinicalKey, Sherpath
1w
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Sr Director Software Engineering
Philadelphia or Dayton or Houston or Gainesville or St Louis
$157k-$291k/yr OnsiteFull Time
RELX
RELXLondon Stock Exchange: REL: Provides information-based analytics and decision tools for professional customers.
Experienced technology leader with proven ability to lead cross-functional engineering teams, drive cloud modernization, platform and API-first architectures, adopt AI-assisted development responsibly, and partner with product and data stakeholders.
Claude Code, Copilot, ScienceDirect, Scopus, SciVal, ClinicalKey, Sherpath