Top 47 .net developer Jobs in Lake Mary, Fl

Senior Full Stack Application Developer
Leidos —Florida
- $107,900 - $195,050 a year
- Full-time
- Hybrid work
- Azure
- Computer Science
- System design
Software Developer w Angular - Full Stack ( remote )
AssistRx —Orlando, FL
- Full-time
- Remote
- Background check
- Mid-level
- Supervising experience
- Disability insurance
- Health insurance
Quick Apply
Tech Lead ( Remote ) - .Net, Angular
AssistRx —Orlando, FL
- $100,000 - $120,000 a year
- Full-time
- Remote
- Background check
- Computer science
- Computer Science
- Disability insurance
- Health insurance
Quick Apply
Senior Software Engineer C#/.NET
WGI —Winter Springs, FL
- Full-time
- Computer Science
- Office
- Master's degree
- Health insurance
- Dental insurance
Associate Developer
Old Republic Title —Orlando, FL
- Full-time
- Hybrid work
- Computer science
- Microsoft Outlook
- Computer Science
- Free parking
- Health savings account
9d
NET Developer
GLOTECH, Inc. —Orlando, FL
- Temporary
- Computer Science
- 5 years
- Office
- AD&D insurance
- Paid holidays
9d
Back-end Engineer, Senior
SeaWorld Parks & Entertainment —Orlando, FL
- Full-time
- Remote
- 7 years
- Azure
- Senior level
- Disability insurance
- Health insurance
Senior Full Stack .Net Developer - Delivery Senior Consultant, Software Engineering Solutions
Deloitte —Lake Mary, FL
- Full-time
- Office
- SQL
- AWS
Salesforce Developer II ( remote )
AssistRx —Orlando, FL
- Full-time
- Remote
- Background check
- Azure
- Software troubleshooting
- Disability insurance
- Health insurance
Quick Apply
Consultant II, Backend Software Engineering - Tax Transformation
Deloitte —Lake Mary, FL
- $78,675 - $160,750 a year
- Full-time
- Hybrid work
- Computer science
- Azure
- CPA
6d
Software Developer
Paynuity —Orlando, FL
- $75,000 - $100,000 a year
- Full-time
- Remote
- Azure
- 5 years
- Writing skills
- Paid holidays
- Paid time off
Quick Apply
UI / Mission Planning Software Engineer, Staff / C++ - Orlando, FL
Lockheed Martin Corporation —Orlando, FL
- Full-time
- Mid-level
- Office
- Windows
- Paid jury duty
- Paid holidays
Software Developer - FL
Evurge Solutions —Orlando, FL
- Full-time
- Computer Science
- 5 years
- SQL
UI / Mission Planning Software Engineer / C++ - Orlando, FL
Lockheed Martin Corporation —Orlando, FL
- Full-time
- Mid-level
- Office
- Windows
- Paid jury duty
- Paid holidays
Senior, Backend Software Engineering - Tax Transformation
Deloitte —Lake Mary, FL
- $95,550 - $195,250 a year
- Full-time
- Hybrid work
- Computer science
- Azure
- CPA
6d
Senior Pega Developer
ATTAINX INC —Orlando, FL
- $130,000 - $139,000 a year
- Full-time
- Remote
- Computer Science
- 5 years
- SQL
- Disability insurance
- Health insurance
8d
UI / Mission Planning Software Engineer, Senior / C++ - Orlando, FL
Lockheed Martin Corporation —Orlando, FL
- Full-time
- Office
- Windows
- Travel
- Paid jury duty
- Paid holidays
Lead Software Engineer
HEALTHPLANONE, LLC —Maitland, FL
- Full-time
- Computer science
- 7 years
- Computer Science
- Health insurance
Quick Apply
10h
Windows Service Developer
ThreatLocker —Orlando, FL
- Background check
- Computer science
- Computer Science
Quick Apply
Systems Engineer (Applications) - FL
Evurge Solutions —Orlando, FL
- Full-time
- 6 years
- Computer Science
- Bachelor of Science

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.net developer jobs near lake mary, fl

Senior Full Stack Application Developer

Leidos -
Florida

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Job Details

Full-time
$107,900 - $195,050 a year

Qualifications

Government information & network security
Secure web application development
DevSecOps Practices
Authorization controls implementation
Tooling
NoSQL
Public Cloud
DoD experience
SQL
Cloud security best practices implementation
Version control systems
Data access controls implementation
Developing and maintaining backend systems
Web applications
Front-end component implementation
Access control management
DevOps automation
Database software proficiency

Full Job Description

Description

We’re looking for an experienced Senior Full Stack Applicatoin Developer to support a Contract Management Tool, a mission-critical platform designed to modernize financial planning, execution tracking, and audit readiness for the Department of Defense (DoD). This developer will be responsible for designing, building, and maintaining secure full-stack solutions that support program transparency, fiscal responsibility, and operational agility.

Key Responsibilities

Develop and maintain scalable, secure full stack applications using modern frameworks and cloud technologies
Collaborate with UI/UX designers, QA teams, and mission stakeholders to define, develop, and implement financial tool capabilities
Integrate with DoD financial management systems and ensure data compliance with government regulations
Build RESTful APIs and microservices that ensure clean, secure data pipelines
Apply secure coding practices in accordance with DoD STIGs and RMF guidelines
Implement role-based access controls and maintain system integrity through audit-compliant design
Participate in Agile sprint cycles, code reviews, testing, and release processes
Support DevSecOps pipeline integration and CI/CD automation
Must be able to

Required Skills & Experience

Top Secret Clearance (TS/SCI Preferred or Eligible )
This is a hybrid on-site and remote position.
8+ years of full stack development experience supporting web-based applications
Strong experience with front-end frameworks (React, Angular, or Vue.js)
Back-end expertise with C#, Node.js, .NET Core, Java, or Python
Experience with SQL/PostgreSQL and NoSQL databases
Knowledge of DevSecOps, Git version control, and CI/CD tools (GitLab, Jenkins, etc.)
Working knowledge of cloud platforms (AWS, Azure, or GovCloud)
Strong understanding of application security, RBAC, and API development
Experience working within DoD or federal IT environments

Nice to Have

Bachelor’s or Master’s degree in Computer Science, Information Systems, or related field
Familiarity with DoD budgeting processes (e.g., POM, O&M, RDT&E)
Experience developing financial or audit-traceable platforms
Understanding of STIGs, ACAS scanning, RMF documentation, and system hardening
Prior work on software tools used for budget forecasting, contract execution, or manpower allocation

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

February 17, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Remote

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