Senior Application Developer (DAAS API GW)
Horizon Industries,· enterprise· Information Technology And Services· Sep 24, 2026 · 1mo ago
Remote
Hybrid
Full-time
Senior
$125K–$135K
Job description
APPLICATION DEVELOPER - SENIOR
Location: Remote.
Clearance Required: Active Secret Clearance Required
Salary Range : There are various factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, education, certifications, and competencies that align with the specified role, as well as contract provisions regarding labor categories that are specific to the position. The pay range for this position is: $125,000-$135,000
Who we are:
Horizon Industries Limited (Horizon) is a dynamic IT and Management Consulting firm based in the Washington, DC area. Founded in 1996, Horizon Industries Limited (Horizon) has evolved into a company of highly qualified professionals that provides full-cycle IT consulting and Management support in both the private and public sectors.
Horizon’s culture is based on our core values, and we PRIDE ourselves on a diverse, employee- and family-centric approach.
What we are looking for:
The Application Programmer will provide experience and knowledge of sustainment lifecycle management activities for programs and project operations. This role supports the design, development, testing, and maintenance of computer programs to ensure applications meet user and system requirements.
You will work with systems analysts and designers to research and document requirements, analyze objectives, translate solutions into detailed program specifications, and assist with program design and modifications. This position also involves supporting testing, documentation, and reporting to ensure the smooth sustainment of system software applications.
Develops software based on requirements developed by Business Analysts to meet the needed business solution at the enterprise, large-scale level. All work is within the application development framework used by the organization. Collaborates with a Business Analyst to meet the requirements of fulfilling the client’s goals to implement the business solution. Proficiently executes the work using the tools and techniques implemented for the project. Works directly with Systems Architect to develop and implement new third-party applications, tools, and programming libraries to meet the business development goals of the client. Utilizes web-based software such as Java, HTML, .NET, AngularJS, JavaScript, SOAP, REST API, mobile development, and Web Based API in the building of software applications
Minimum Experience:
Five (5) years of total work experience developing.
Experience with application programming interfaces (APIs) to support Low-Code/No-Code Development Platform models.
Experience using low-code/no-code business process modeling notation (BPMN) tools.
Experience developing application/process automation software based on BPMN models; experience using software tools such as Appian, Salesforce, Nintex, etc., with Microsoft SQL Server databases and Microsoft .NET development environment.
Experience in agile and hybrid low-code application development.
Experience in MuleSoft Anypoint Platform-based development.
Required Skills:
Education : BS in Computer Science, Information Systems, Engineering, Business, or related discipline.
8570/8140: DoW Approved 8570 Baseline Certification: Category IAT Level I.
Certification:
MuleSoft Certified Developer - Level 1.
The contractor shall meet the certification requirements within 3 months after the onboarding start date.
Relevant certification from a nationally recognized technical authority.
Why you will succeed at Horizon:
Horizon works at the forefront of new technologies and development practices and supports employees in training and certification in the latest and greatest. As we continue to expand and grow the Horizon brand around the globe, we want to ensure our team members grow with us, as you are a vital part of our success story. This is a great opportunity for us to invest in our employees by supporting them with the right skills and tools to be successful in their careers.
You will find a career map with a focus on someone who wants to specialize in a technical track or a people management track. We will provide you with a series of personal and professional development opportunities to ensure you have the support and tools necessary to grow and achieve your goals. This includes personal career coaching and mentoring opportunities, among other initiatives.
Why you will love working with us/ Perks:
A comprehensive benefits package including healthcare (medical, dental, vision, and disability)
A 401 (k) program where you are 100% vested from day one, with an employer match after 90 days.
An Educational Assistance program.
A Student Loan Repayment Program
Gym Reimbursement Program.
Paid Time off
Dynamics, a passionate, multi-disciplinary team of creative minds to work with, and many more.
Horizon is an Equal Employment Opportunity employer, and it is our policy to consider all applicants for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.
EOE/Vet/Disabled
Application prep
Use the role’s language and application details while tailoring your materials.
Keywords to mirror
javajavascriptrestapisqlagile
- Platform
- greenhouse
- Effort
- quick
Benefits
Benefits detected in the listing.
Dental
Vision
Paid Time Off
Professional Development