--- title: 'Senior Application Developer (DAAS API GW) at Horizon Industries' canonical: 'https://feeny.ai/job/senior-application-developer-daas-api-gw-horizon-industries-remote-bgcpwpa87wa5' type: 'job' last_seen: '2026-10-12' --- # Senior Application Developer (DAAS API GW) at Horizon Industries - **Company:** Horizon Industries - **Location:** Remote - **Work type:** remote - **Posted:** 2026-09-24 - **Last confirmed live:** 2026-10-12 - **Apply:** https://job-boards.greenhouse.io/horizonindustrieslimited/jobs/5434708008 ## 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 ## About Horizon Industries ## Company Overview - **One-liner**: Horizon Industries delivers innovative IT and management consulting solutions, with a focus on low-code platforms, cyber security, and digital transformation for federal and enterprise clients. - **Entity Type**: Private (Privately Held) - **Headquarters**: Vienna, Virginia, United States (Tysons Corner area) - **Founded**: 1996 - **Founders**: Not publicly available ## Core Business - **Primary Industry**: IT Services and IT Consulting - **Target Customers**: U.S. Federal agencies (e.g., Department of State, Defense Threat Reduction Agency, Washington Headquarters Service), enterprise commercial clients, and global affiliates - **Mission**: “To help our clients achieve meaningful business outcomes by placing their goals at the center of everything we do. We deliver measurable results through innovative solutions, high-performing multidisciplinary teams, and the strategic use of cutting-edge technologies.” [hil.us](https://hil.us/about-us/) ## Products & Services - **Low-Code / Appian Development**: Full lifecycle support for Appian-based solutions including business strategy analysis, system development, deployment, and operations – heavily used for federal clients like DoS and DTRA. [hil.us/careers](https://hil.us/careers/) - **Cyber Security**: Lifecycle engineering support for cyber security technologies – evaluation, deployment, and operation of selected toolsets. [hil.us](https://hil.us/) - **Digital Transformation & IT Consulting**: End-to-end capabilities including data, automation, digital platforms, and strategic consulting to drive measurable outcomes. [hil.us/about-us](https://hil.us/about-us/) - **Management Consulting**: Business strategy analysis, business system development, and operations support. [hil.us](https://hil.us/) ## Market Standing - **Valuation**: Not disclosed - **Key Metrics**: Annual revenue of $7.7M (estimated from LinkedIn data) | Headcount: ~120 employees (+11.6% YoY growth) [linkedin.com](https://www.linkedin.com/company/horizon-industries-limited) - **Notable Investors/Partners**: Not publicly disclosed (privately held without reported funding rounds) - **Growth Signals**: 30+ years serving federal agencies with the same first client; 98% client satisfaction score; 6+ offices/affiliates globally (U.S., Romania, India, England); active hiring across multiple federal contracts ## Competitive Advantages - **Deep Federal Experience**: Three decades of trusted partnerships with U.S. government agencies, including long-term contracts. - **Appian Expertise**: Strong specialization in low-code Appian development for mission-critical government programs. - **Certifications & Awards**: Holds internationally recognized certifications (specifics not listed but emphasized) and a track record of quality and performance. - **Flexible Delivery Models**: Tailored solutions for each client’s unique environment, with remote and on-site support. ## Strategic Focus - **Digital Transformation for Government**: Expanding capabilities in low-code, RPA, AI, and network technologies to empower federal clients. - **Talent Investment**: Continuous learning and development programs to keep employees ahead of the curve and exceed client expectations. - **Global Reach**: Leveraging international affiliates (Romania, India, England) to deliver end-to-end services. ## Why Work Here - **Remote-First Culture**: Most roles are remote (e.g., Appian Associates supporting federal clients from anywhere in the U.S.) with flexible work schedules. [hil.us/careers](https://hil.us/careers/) - **Veteran-Friendly**: Actively seeks to hire veterans, transitioning service members, and military spouses. - **Benefits**: Comprehensive medical/dental/vision, HSA with company contributions, generous PTO and paid holidays, wellness reimbursement, 401(k) match, student loan assistance, paid parental leave, professional development allowance. [hil.us/careers](https://hil.us/careers/) - **Hiring Process**: Clear and streamlined – application, recruiter screen, 1–2 rounds of interviews (behavioral/technical/case-based), then offer and onboarding. - **Culture**: Values include selflessness, accountability, innovation, curiosity, teamwork, honesty, and passion – with a focus on continuous learning and client impact. ## Sources 1. [hil.us](https://hil.us/) 2. [hil.us/about-us](https://hil.us/about-us/) 3. [hil.us/careers](https://hil.us/careers/) 4. [linkedin.com/company/horizon-industries-limited](https://www.linkedin.com/company/horizon-industries-limited) 5. [job-boards.greenhouse.io/horizonindustrieslimited](https://job-boards.greenhouse.io/horizonindustrieslimited) ## Other roles at Horizon Industries - [Cybersecurity Engineer (Splunk)](https://feeny.ai/job/cybersecurity-engineer-splunk-horizon-industries-columbus-oh-or-richmond-k8kk304kbe2p) — Columbus OH OR Richmond, VA - [Operational Technology Threat Intelligence Analyst](https://feeny.ai/job/operational-technology-threat-intelligence-analyst-horizon-industries-columbus-h3qjvzdm7m5d) — Columbus, OH - [Cybersecurity Policy Analyst](https://feeny.ai/job/cybersecurity-policy-analyst-horizon-industries-columbus-hktpd2xen31m) — Columbus, OH - [Cybersecurity Incident Response & Threat Detection Analyst](https://feeny.ai/job/cybersecurity-incident-response-threat-detection-analyst-horizon-industries-k0swwswy6sd5) — Columbus, OH - [Siem Content Developer](https://feeny.ai/job/siem-content-developer-horizon-industries-columbus-1cn2vnsjtms4) — Columbus, OH - [Cybersecurity Threat Hunter](https://feeny.ai/job/cybersecurity-threat-hunter-horizon-industries-columbus-2jxnxg6rxdhp) — Columbus, OH - [Cybersecurity Engineer (Archer)](https://feeny.ai/job/cybersecurity-engineer-archer-horizon-industries-columbus-oh-or-richmond-dmqk300hffy2) — Columbus OH OR Richmond, VA - [Facility Security Officer (FSO)](https://feeny.ai/job/facility-security-officer-fso-horizon-industries-vienna-yx5rstk8cvjw) — Vienna, VA - [Subject Matter Expert (DISA)](https://feeny.ai/job/subject-matter-expert-disa-horizon-industries-remote-ryhshqhdhxkf) - [Senior System Administrator/ Developer (DISA)](https://feeny.ai/job/senior-system-administrator-developer-disa-horizon-industries-remote-whh77ek583dt)