Role Overview
Threatlocker is hiring a Senior Full Stack Engineer. This is a full-time role in Orlando. Part of Threatlocker's Fullstack hiring, posted last week. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job description
COMPANY OVERVIEW
ThreatLocker® is a leader in endpoint protection technologies, providing enterprise-level cybersecurity tools to improve the security of servers and endpoints. The ThreatLocker® platform with Application Allowlisting, Ringfencing™, Storage Control, Elevation Control, Endpoint Network Control, Configuration Management, and Operational Alert solutions are leading the cybersecurity market toward a more secure approach of blocking the exploits of application vulnerabilities.
POSITION OVERVIEW
ThreatLocker’s Senior Full Stack Engineer supports the development, expansion and maintenance of our unique and innovative cybersecurity software. They will be responsible for, but not limited to:
- Guide the technical direction and implementation of product requests into large-scale end to end solutions
- Collaborate with the product, QA, and other developers to release robust code that satisfies client expectations and feature criteria.
- Ship well-tested, maintainable, reliable, and secure code that keeps the user’s best interest in mind.
- Help fix bugs, defects, poor feature implementation, and production issues as they occur.
- Conduct code reviews, write maintainable documentation, and implement complex bug fixes with security and a Zero Trust mentality in mind.
- Mentor their fellow developers, grow their skills, and improve as a team by sharing expertise.
- The role will be based in Orlando, FL and is an in-office position.
REQUIRED QUALIFICATIONS
- 5+ years of professional experience as a Full Stack Software Developer
- Strong experience developing web applications using C# with .NET Framework and .NET 8+
- Experience designing, developing, and consuming RESTful APIs
- Strong experience with Microsoft SQL Server, including writing optimized queries, designing database schemas, creating and maintaining indexes, stored procedures, and tables
- Experience building modern web applications using Angular with TypeScript, JavaScript, HTML5, and CSS3
- Experience developing scalable server-side applications and implementing modern front-end architecture
- Experience collaborating with other software developers throughout the software development lifecycle
- Experience participating in code reviews and writing clear technical documentation
- Strong understanding of object-oriented programming, software design principles, and application architecture
- Excellent analytical, problem-solving, and troubleshooting skills
- Strong written and verbal communication skills
PREFERRED QUALIFICATIONS
- Experience with Angular 17+ including Standalone Components, Signals, and Built-in Control Flow
- Experience upgrading Angular applications between major versions
- Experience with Microsoft SQL Server performance tuning and query optimization
- Experience working with Elasticsearch or similar search technologies
- Experience working with IIS and Windows-hosted web applications
- Experience with Git and modern source control workflows
WORKING CONDITIONS
The duties described below are representative of those encountered while performing the essential functions of this position. If necessary, reasonable accommodation may be requested and will be evaluated for its relationship to the essential functions that must be performed.
- Job will generally be performed in an office environment but may require travel to visit company offices and/or property locations.
- While performing duties of this job, would occasionally require to stand, walk, sit, reach with hands and arms, climb or balance, stoop or kneel, talk and hear, and use fingers and hands to feel objects and tools.
- Must occasionally lift and/or move up to 25 pounds.
- Specific vision abilities required include close vision, distance vision, depth perceptions, and the ability to adjust focus.
A background check and drug/substance screening are required after a conditional offer. Employment will proceed only upon receiving clear results from both.
ThreatLocker also conducts randomized drug and substance testing approximately every 60 days, in line with the same screening standards.
About Threatlocker
Threatlocker
15 other open roles at Threatlocker on TryApplyNow.
Frequently Asked Questions
How do I apply for the Senior Full Stack Engineer position at Threatlocker?
Use the Apply button above to submit your application directly to Threatlocker. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Senior Full Stack Engineer position at Threatlocker located?
This position is based in Orlando. Threatlocker has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Senior Full Stack Engineer at Threatlocker earn?
Threatlocker has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Senior Full Stack Engineer role at Threatlocker posted?
This role was posted on June 26, 2026 (13 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
How much experience does the Senior Full Stack Engineer role at Threatlocker require?
This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Threatlocker lists their specific requirements in the description below, so review the must-have qualifications closely before applying.
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