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86 security software engineer jobs at 44 companies in Lakeland, FL

2mo
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Software Developer – Security Code Review
Orlando, Florida, United States
OnsiteFull Time
ThreatLocker
ThreatLocker: Provides a Zero Trust endpoint protection platform for businesses.
5+ YOE5+ years in software development with 2+ years in secure code review or application security; SSDLC knowledge; strong security tooling experience; excellent communication and documentation.
SonarQube, Fortify, Checkmarx, Veracode
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1w
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Senior Lead Software Engineer - ML Engineer for Agent Platform
Jersey City or Tampa or Austin or Plano
$171k-$260k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ years applied software engineering experience; strong Python and Go/Rust; experience with runtimes, distributed systems, secure execution, LLM/agent systems, CI/CD, and cloud-native production deployments.
Firecracker, Kata, gVisor, Model Context Protocol (MCP), OpenFGA, OPA, Rego, Python, Go, Rust, Terraform, Docker, Kubernetes, LLM
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1mo
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Senior Security Engineer - Software Engineer
Seattle or Burbank or Orlando
$123k-$182k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
5+ YOE5+ years experience scripting (Python, Bash, PowerShell); experience with OpenSearch/PostgreSQL, IaC (CloudFormation, Terraform, ARM, Google Deployment Manager); Unix/Linux and application security; production software deployment and troubleshooting distributed systems; bachelor's degree or equivalent.
Python, Bash, PowerShell, OpenSearch, PostgreSQL, CloudFormation, Terraform, Azure Resource Manager, Google Deployment Manager, Unix/Linux, GitLab, Jenkins, Kubernetes, Docker, Prometheus, Grafana, ELK stack, YAML, JSON, SOC2, ISO 27001, NIST
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6d
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Software Engineer
Orlando, Florida, United States
$93k-$186k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Bachelor's in engineering, proficiency with Java, JavaScript, TypeScript, Angular, Cesium, MongoDB, GitLab; experience with Windows/Linux; US citizenship and government security clearance required.
Java, JavaScript, TypeScript, Angular, Cesium, MongoDB, GitLab, Windows, Linux
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1mo
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Software Engineer II AGT - Security Clearance Eligibility Required
Orlando, Florida, United States
OnsiteFull Time
AVT Simulation
AVT Simulation: Designs and manufactures flight and gunnery training simulation systems.
Bachelor's in CS/CE or equivalent experience; experience with unmanaged and object-oriented languages (C/C++), configuration management, software design and testing, ability to obtain U.S. government security clearance; in-office Orlando role; possible international travel.
C/C++, Semi-Automated Forces (SAF), Distributed Interactive Simulation, Image Generators, Flight Model software, GL Studio, OpenGL, Unity, Windows, Linux CentOS, Microsoft Word, Microsoft Excel, Microsoft Visio, Microsoft Outlook, Jira, Confluence, Bitbucket, Bamboo, JAMA, VS Code, GNU make, GTK/Glade, Qt
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2w
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Lead Software Engineer - Snowflake
Orlando, Florida, United States
$148k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
7+ YOE7+ years software engineering with deep Snowflake platform expertise, SnowPro certifications, JavaScript/SQL/Python experience, CI/CD and data warehousing skills, strong security/governance and architecture capabilities.
Snowflake, Snowflake Intelligence, Streamlit, Cortex AI, Gen AI, Snowpipe, Snowpark, JavaScript, SQL, Python, Databricks, Azure Synapse, C#, .NET
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1w
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Software Engineer/Developer, Senior
Orlando, Florida, United States
$138k-$168k/yr HybridFull Time
American Systems
American Systems: Providing strategic engineering and IT solutions for government programs.
8+ YOEBachelor's in CS or related field and 8+ years experience, Top Secret clearance required, experience with software lifecycle, DevSecOps, testing, integration, and secure, maintainable code.
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3mo
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Software Engineer III (TAK / ATAK)
Tampa, Florida, United States
$120k-$150k/yr OnsiteFull Time
Rise8
Rise8: Provides custom software development and digital transformation for government agencies.
3+ YOE3–6 years of professional software engineering; TAK/ATAK experience; Java, Kotlin, or C++; geospatial formats; TDD and Agile; Linux and container tooling; security clearance readiness.
Java, Kotlin, C++, GeoPackage, CoT, TAK, Docker, Kubernetes, Git, GitLab CI, SonarQube, Fortify, Linux
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3mo
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SOFTWARE DEVELOPER/ENGINEER
Saint Petersburg, Florida, United States
OnsiteFull Time
S.S. White Technologies
S.S. White Technologies: Manufacturer of flexible shaft technology and orthopedic extraction tools.
5+ YOE5+ years of professional experience building web applications; Bachelor's in computer science, computer engineering, MIS, or related field; strong C#/.NET, ASP.NET Core, REST APIs; React with TypeScript; Azure or AWS cloud; CI/CD; SQL Server; secure coding practices.
C#, .NET, ASP.NET Core, REST, React, TypeScript, Azure, AWS, Kubernetes, Docker, Git, SQL Server, Application Insights, CI/CD
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2d
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Software Engineer I, CCIP
Charlotte or United Kingdom or Spain or Brazil or Ireland or Greece or Canada or Phoenix or Argentina or Las Vegas or Portugal or Netherlands or Tampa or Colombia or Mexico or Belgium or Poland
$83k-$174k/yr RemoteFull Time
Chainlink Labs
Chainlink Labs: Building decentralized oracle networks for blockchain smart contracts.
Backend engineering experience (Go, Rust, or TypeScript), distributed systems design, security- and reliability-focused production services, and experience in crypto or remote-first engineering.
Go, Rust, TypeScript, RPC, Solana, Aptos, Canton
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2w
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Senior Software Engineer - Naval Simulation
Orlando, Florida, United States
OnsiteFull Time
MAK Technologies
MAK Technologies: Develops commercial-off-the-shelf simulation and training software for defense.
5+ YOEBachelor's in CS or related,5-7 years software development,experience with naval/maritime simulation,proficiency in C++, C#, or Java,knowledge of HLA/DIS/SISO,ability to obtain security clearance.
C++, C#, Java, HLA, DIS, SISO, JSAF, Aegis Combat System, GCCS-M, Git
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1mo
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Software Engineer II (Onsite)
St. Petersburg, Florida, United States
$69k-$131k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
2+ YOE2+ years relevant experience, proficiency in C/C++ and object-oriented design, STEM degree (or advanced degree), experience with Agile/SAFe teams; U.S. citizenship and active/transferable security clearance required.
C/C++, SAFe, Agile, DevSecOps, Scrum
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1w
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Principal Software Engineer - Appian
Tampa or Alabama or Arizona or Colorado or Florida or Georgia or Idaho or Indiana or Louisiana or Maryland or Mississippi or Missouri or North Carolina or Ohio or Oklahoma or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia
$119k-$164k/yr RemoteFull Time
Healthesystems
Healthesystems: Provides medical cost management solutions for workers' compensation.
6+ YOEDeep Appian expertise (5+ years), Bachelor\u0002s plus 6+ years related experience or equivalent, strong Appian SAIL, BPM, integrations, SQL, security, performance, Agile, and technical leadership skills.
Appian, Appian RPA, Appian Designer, Appian Cloud, Java, MS SQL Server, HTML, CSS, Bootstrap
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6d
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PHP Software Developer
Tampa or United States
RemoteFull Time
Lucayan Technology Solutions
Lucayan Technology Solutions: A government contracting firm delivering secure technology and intelligence support to national defense missions.
5+ YOEU.S. citizenship, minimum T3 clearance or ability to obtain, Bachelor\u0002s degree, 5+ years full-stack/application development, strong PHP and RESTful API experience, DevSecOps/Agile, secure coding and SAST tools.
PHP, Fortify, Sonatype, BurpSuite
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3w
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Full Stack Software Engineer
Tampa, Florida, United States
OnsiteFull Time
Dark Wolf Solutions
Dark Wolf Solutions: Provides cybersecurity and software development services to defense agencies.
5+ YOE5+ years professional software development experience; proficiency with .NET C#, Node.js/TypeScript, Python, React, REST APIs, unit/integration testing; Git/GitHub or GitLab and CI/CD experience; CompTIA Security+ (or obtain within 90 days); US citizenship and active secret clearance with ability to obtain TS/SCI.
TypeScript, Node.js, Python, GitHub Actions, GitLab CI/CD, .Net C#, React, REST APIs, Jest, Mocha, PyTest, GitHub, GitLab
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2mo
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Mid-Level Embedded Software Engineer (clearance required)
Tampa, Florida, United States
OnsiteFull Time
Ultra Intelligence & Communications
Ultra Intelligence & Communications: Develops secure communications and intelligence systems for military operations.
5+ YOEActive US security clearance, BS in CS/CE/Software or equivalent, 5+ years embedded C/Rust, knowledge of ARM, memory management, and safety-critical systems.
C, Rust, ARM, OpenOCD, JTAG/SWD, gdb, Linux
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2mo
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Lead AI/ML Software Engineer
Boston or Colorado Springs or McLean or Oahu or Remote or Tacoma or Tampa
$180k-$230k/yr RemoteFull Time
Raft
Raft: Builds AI and data platforms for U.S. national defense.
6+ YOE6+ years in full-stack production software; distributed systems; Kubernetes and cloud-native platforms; security and compliance knowledge; top-secret clearance eligibility.
Kubernetes, Cloud, Kafka, Apache Flink, Python, Java, Go, Docker, Git, CI/CD, ML tooling
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1mo
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Senior Software Engineer, AI Platform
Orlando, Florida, United States
$141k-$223k/yr RemoteFull Time
Fortress Information Security
Fortress Information Security: AI-powered platform for supply chain cybersecurity and risk management.
6+ YOE6+ years backend/platform engineering; strong Python; production experience with distributed systems, AI infrastructure, orchestration, retrieval/RAG architectures, event-driven systems, observability, and secure multi-tenant deployments.
Python, Claude Code, Cursor, LangGraph, Temporal, Celery, vector databases, graph databases, search platforms, Kafka, Pulsar, pg-boss, OpenTelemetry, Prometheus, Grafana
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2w
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Software Developer
Tampa, Florida, United States
$100k-$125k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOE6+ years IT experience with 4+ years in cyber-security; threat modeling, vulnerability identification (CWE/OWASP), scripting, IaC (Terraform/CloudFormation), CI/CD, Jira, Docker/K8s, architecture review; cloud and security certifications preferred.
Python, STRIDE, PASTA, Attack trees, ATT&CK, CWE, OWASP, Terraform, CloudFormation, Cloud Development Kit (CDK), GitOps, Jira, docker, K8S, helm, Snowflake, MongoDB, Terraform Cloud, GitHub, Databricks, CICD
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1mo
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Embedded RUST Software Engineer (Clearance Required)
Tampa, Florida, United States
OnsiteFull Time
Ultra
Ultra: Specialist electronic systems for defense and aerospace sectors.
2+ YOEActive US Secret security clearance, Bachelor's (or equivalent), 2+ years embedded C and Rust experience, ARM/SoC familiarity, unit/integration testing, and strong troubleshooting and communication skills.
C, Rust, Python, openOCD, gdb, AMD Zynq UltraScale+ MPSoC ZCU102 Evaluation Kit, ARM, SoC
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