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Senior Applications Engineer Jobs in Key Largo, FL

senior .net developer

Florida City, FL

$50.50 - $64.50/hr

As a full stack engineer your contribution will have a direct impact on our customer experience and ... Strong grasp of security principles and how they apply to web applications. * Use automated ...

Senior Mobile QA Engineer Location: Florida Region,USA-Hybrid Experience: 7-10 Years Employment ... The ideal candidate should have strong expertise in testing Android, iOS, and wearable applications ...

New

Senior Planner

Key Largo, FL · On-site

$68K - $109K/yr

Analyzes planning applications to determine completeness and the correct application of procedures ... engineering, accounting, legal, or managerial skills. * Ability to make decisions that govern ...

Senior Planner

Key Largo, FL · On-site

$68K - $109K/yr

Analyzes planning applications to determine completeness and the correct application of procedures ... engineering, accounting, legal, or managerial skills. * Ability to make decisions that govern ...

... applications. Our engineers and space scientists are on a mission to eliminate the connectivity gaps faced by today's five billion mobile subscribers and finally bring broadband to the billions who ...

Senior Applications Engineer information

See Key Largo, FL salary details

$67.8K

$125.8K

$178.5K

How much do senior applications engineer jobs pay per year?

As of Aug 6, 2026, the average yearly pay for senior applications engineer in Key Largo, FL is $125,809.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,300.00 and $140,900.00 per year, depending on experience, location, and employer.

What does a senior applications engineer do?

A Senior Applications Engineer is responsible for designing, developing, and supporting software applications tailored to meet client or business requirements. They collaborate with cross-functional teams to understand user needs, troubleshoot complex software issues, and provide technical guidance throughout the application lifecycle. Additionally, they may mentor junior engineers, help optimize existing systems, and ensure that applications are scalable and secure. Their role often bridges the gap between technical development and customer or business objectives.

What is the difference between Senior Applications Engineer vs Applications Engineer?

AspectSenior Applications EngineerApplications Engineer
Required CredentialsBachelor's degree in engineering or related field; 3+ years experience; certifications like PMP or relevant technical certificationsBachelor's degree in engineering or related field; 1-3 years experience; technical certifications optional
Work EnvironmentDesigns, tests, and implements solutions; collaborates with sales and engineering teamsSupports clients by demonstrating products, troubleshooting, and providing technical assistance
Employer & Industry UsageUsed in manufacturing, tech, and engineering firms for complex solutionsCommon in tech, manufacturing, and industrial sectors for client support roles

The main difference is experience level and responsibilities. Senior Applications Engineers handle complex projects and lead technical solutions, while Applications Engineers focus on supporting clients and product demonstrations. Both roles require technical knowledge, but the senior position demands more experience and leadership skills.

What are the key skills and qualifications needed to thrive as a senior applications engineer?

To thrive as a Senior Applications Engineer, you need advanced expertise in software development, systems design, and troubleshooting, typically supported by a degree in engineering or computer science. Proficiency with programming languages (such as Java, C++, or Python), cloud platforms, and familiarity with tools like Git and CI/CD pipelines are commonly required, along with relevant certifications. Strong problem-solving abilities, effective communication, and project management skills help you collaborate with cross-functional teams and deliver tailored solutions for clients. These skills are crucial for ensuring robust, scalable applications that meet business needs and drive innovation.

How does a senior applications engineer typically collaborate with cross-functional teams on complex projects?

Senior Applications Engineers often work closely with product managers, software developers, and quality assurance teams to deliver tailored solutions for clients. They act as technical liaisons, translating customer requirements into system specifications and ensuring seamless integration with existing platforms. Effective communication and project management skills are essential, as these engineers may lead technical discussions, provide mentorship to junior engineers, and coordinate troubleshooting efforts across departments to meet project deadlines.
What cities near Key Largo, FL are hiring for Senior Applications Engineer jobs? Cities near Key Largo, FL with the most Senior Applications Engineer job openings:
Infographic showing various Senior Applications Engineer job openings in Key Largo, FL as of August 2026, with employment types broken down into 78% Full Time, 16% Part Time, 1% Temporary, and 5% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $125,809 per year, or $60.5 per hour.

$50.50 - $64.50/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 26 days ago


Job description

Company Description

Dellfor Technologies is founded by software professionals with fresh approach, and ideas empowering clients and partners in meeting the unique challenges created by transforming business needs. Our technical, domain expertise across obust solutions. We strive to prove ourselves from project inception through completion... Our technical, domain expertise across industries and process oriented approach enables clients to develop cost effective and robust solutions. We strive to prove ourselves from project inception through completion...



To succeed in the Dellfor technologies, you need exceptional connections - to the right experts, the right opportunities and the right answers. You'll find Dellfor Technologies right in the center of this ever-changing technological world - uncovering opportunities and connecting possibilities.



As a global provider of IT staffing services, Dellfor Technologies connects the very best IT professionals to great opportunities at leading companies. And we do it every single day - for both temporary and permanent assignments and across virtually all industries. We use our insight, flexibility and expanded resources to anticipate the needs of leading tech companies and help them make exceptional connections with top tech talent.


Job Description

As a full stack engineer your contribution will have a direct impact
on our customer experience and how we secure our customer's identity and
safeguard their account in the cloud.

C#, v 4. That has WPF and WCF

Any experience with cloud migration AWS or Azure is a big plus.

The
role will be involved from ideation to rollout, this includes
requirement analysis, design, coding, testing and production release.

Job Duties:

  • Write
    modular, secure, and well tested front-end code (JS, HTML, CSS),
    middle-tier services (C#, NodeJs), and persistent layer (SQL/NoSQL)
  • Participate in code reviews and documentations
  • Strong grasp of security principles and how they apply to web applications.
  • Use automated analysis tools to calculate scalability and performance of web solutions.
  • Computer Science, DataStructures, Algorithms, Memory Management
  • Strong understanding of OOP and modern design patterns using SOLID development practices
  • Strong knowledge of SOA in terms of design and implementation.
  • At least 5+ years of developing web application in the Microsoft .NET stack (WISA, WINS) C#, WPF
  • Recent 1+ years of developing web application in open source stack (MEAN, MERN)
  • 2+ years of writing code in JS (ES6), JQuery, HTML, CSS, C#
  • At Least 5+ years of developing Web APIs (REST)
  • Understanding of cross browser compatibility, HTTP/2 protocol
  • Experienced with build and packaging tools (Gulp, JSPM, NPM, Nuget)
  • Some understanding of web security framework (JWT, SAML, OAUTH)
  • Must have strong written and verbal skills in English
  • Preferred but not Required:
    • Deep understanding of UI/UX design
    • Aurelia Framework
    • Experience with developing large scale web applications that can handle 1K+ concurrent users per computing node.
    • Deploying SaaS related products.
    • Understanding of Web Application Security testing (OWASP
Qualifications

We are looking for a Senior .Net developer with minimum 8 years of industry experience in the following:
Experience with large scale projects with multiple touch points.
        Requirement gathering and analysis.
        Extremely detailed oriented.
        Ability to work with external teams and resolve road blocks.
        Strong experience developing ASP.NET MVC applications, SPA, responsive UI.
        Senior level experience in .Net, Entity Framework, SQL server platform.
        Strong JavaScript skills and experience utilizing frontend UI frameworks (bootstrap, Angular JS, Ember JS, etc.)
        Have an eye for visual layout, design, CSS3.
Technical Knowledge and Skills
Senior .Net Developer shall possess 7+ years technical knowledge and experience with most of the following systems, platforms, applications, and skills:
BS or MS in Computer Science or equivalent degree
        7+ years of software development experience
        3+ years of proven technical lead and architect experience
        Proficient in ASP.NET as well as ASP.NET MVC web frameworks
        Experienced with C#, Javascript, JQuery, AJAX, HTML, and CSS
        Development experience in an enterprise-class system with multi-tier architecture
        Must have .NET Web application architecture, design, & development experience
        Broad experience with .NET Framework 3.5 or above including WPF, WCF, & WF
        Expert in ASP.NET MVC, Web Forms, & Entity Framework
        Expert in ADO.NET / WFC Data Services and familiar with LINQ
        Expert with Design patterns, SOA design & web service development
        Strong experience in developing for high-availability clustered environments
        Working knowledge of Linux and Windows
        Strong communication and writing skills
        Comfortable working in a flexible Agile development environment
        Solid understanding of data warehouse concepts, data-marts & MDM.
        Should be able to write reports using various reports generation tools and languages
        Custom development utilizing Microsoft SharePoint, BizTalk, SSAS, SSIS, SSRS, MDM, and DQS  will be a plus
        Expert knowledge of SQL statements
        Prior experience in the insurance industry is a plus
        Microsoft certifications desirable
 


Additional Information

Highlights and benefits

  • We are a registered E verified company
  • Starting salary between $ 60,000 with regular increments
  • Free classroom skill enhancement program
  • Relocation allowance
  • Referral bonus
  • On the job support from experienced professionals in the relative field
  • Travel allowance
  • Insurance- Medical, dental, vision and 401K
  • Health Benefits through Carefirst BCBS (Blue Cross Blue Shield)
  • Company paid Life Insurance

Please respond with your resume. US Citizens and all other parties authorized to work in the US are encouraged to apply.


Job Type: Contract

Salary: $80,000.00 /year

Required education:

  • Bachelor's

Required experience:

  • Developer: 5-12year