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Closed listing

NFF Inc

Senior Software Developer

Remote, United States

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

About employer

Job details

Closing date: Oct 28, 2027
Posting language: English
Posted: Oct 28, 2026

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Original job description

Archived listing. The details below describe a past opening.

About NFF

Since 1996, Networking For Future, Inc. (NFF) has been engineering the backbone of mission-critical systems for government and enterprise clients. With headquarters in Washington, DC, we provide expert technology consulting and design-build solutions that solve complex challenges and deliver measurable real-world results.

Our expertise includes solutions for Artificial Intelligence Enablement, Data Center & Cloud, Intelligent Networks, Secure, Connected IoT Technologies, Professional and Managed Services, Workforce Solutions and Zero Trust Strategies. NFF leverages a strategic portfolio of over 200 industry-leading technology brands to deliver precisely tailored solutions that align with each client’s unique requirements and mission objectives.

We are an accomplished technology consulting firm with a proven track record of delivering innovative, high-performance IT solutions to clients across government and commercial sectors. What sets us apart is our foundation as a hands-on, technically driven organization backed by deep industry partnerships and a broad portfolio of certifications – at both the company and individual levels. This combination of experience and credibility allows us to respond with confidence and precision to complex technical challenges.

Our greatest strength is our people. We are seasoned technologists who embrace a culture of innovation and continuous learning. We believe that meaningful solutions are built through collaboration, and we view every challenge as an opportunity to evolve – transforming problems into partnerships that deliver long-term value. This mindset shapes how we work: we hire top talent, provide them with the resources and mentorship they need to thrive, and recognize and reward excellence at every level. Our teams are empowered to lead with insight, deliver exceptional service, and build trusted relationships with every client.

NFF is an ISO 27001:2022 and ISO 9001:2015 certified company. Additionally, NFF is a Cisco Preferred Partner with numerous Specializations including Customer Experience, Advanced Security Architecture, IOT and others. NFF was a “Cisco Top-5 Mid-Atlantic SLED Partner” in 2019, 2020, 2022-2026 In addition to Cisco, NFF has key partnerships with many manufacturers and IT solution providers including, Palo Alto, Arista, Rapid7, Arctic Wolf, NetApp and others.

About this Position / Responsibilities

NFF Inc. is seeking an experienced Senior Software Developer with strong expertise in Java, Spring Boot, RESTful APIs, and Microsoft Azure cloud technologies. The ideal candidate will have experience designing, developing, deploying, and supporting scalable, secure, and highly available enterprise applications.

The role involves working on real-time data processing, system integrations, cloud-native applications, and transit-related systems. Basic understanding of OpenTripPlanner (OTP), General Transit Feed Specification (GTFS), and GTFS-Realtime would be a great plus but not required.

Required Technical Skills

Java and Backend Development
7+ years of professional software development experience, with strong proficiency in Java.
Extensive experience with Java 11/17/21, Spring Boot, Spring Framework, and RESTful API development.
Strong understanding of object-oriented programming, design patterns, multithreading, concurrency, and asynchronous processing.
Experience developing microservices and integrating distributed enterprise applications.
Experience with JSON, XML, HTTP/HTTPS, WebSockets, and third-party API integrations.
Strong SQL skills and experience with relational databases such as Microsoft SQL Server or PostgreSQL.
Experience troubleshooting application performance, memory utilization, and production issues.
Microsoft Azure Cloud Technologies
Hands-on experience developing, deploying, and supporting applications hosted in Microsoft Azure.
Experience with Azure App Service, Azure Functions, Azure Container Apps, and Azure Container Registry.
Knowledge of Azure networking, including Virtual Networks, private endpoints, DNS, and application connectivity.
Experience with Azure SQL Database, Azure Storage, and Azure Key Vault.
Familiarity with Azure Front Door, API Management, and Microsoft Entra ID authentication.
Experience with Azure Monitor, Application Insights, and Log Analytics for application monitoring and troubleshooting.
Understanding of cloud security, scalability, high availability, disaster recovery, and cost optimization.
DevOps and CI/CD
Experience with Git and GitHub for source code management, branching, pull requests, and release management.
Hands-on experience building and maintaining CI/CD pipelines using GitHub Actions or Azure DevOps.
Experience with Maven or Gradle for build automation and dependency management.
Knowledge of Docker and containerized application deployments.
Experience implementing automated testing, code quality checks, and deployment validation.
Familiarity with production releases, rollback procedures, and troubleshooting deployment failures.
Desired but optional: OpenTripPlanner (OTP) and GTFS – Basic Knowledge
Basic understanding of OpenTripPlanner (OTP) and its use in multimodal transit journey planning.
Familiarity with GTFS Static data structures, including routes, trips, stops, stop times, calendars, and schedules.
Basic understanding of GTFS-Realtime feeds, including Trip Updates, Vehicle Positions, and Service Alerts.
Understanding of how static schedules and real-time transit data are integrated into journey planning and passenger information systems.
Ability to troubleshoot basic GTFS data inconsistencies, feed integration issues, and API responses.
Willingness to develop deeper knowledge of transit scheduling, prediction systems, and real-time passenger information technologies.

Key Responsibilities

Design, develop, test, and maintain enterprise applications using Java, Spring Boot, and Azure technologies.
Develop and support RESTful APIs, microservices, and integrations with internal and external systems.
Build and maintain cloud-native applications with an emphasis on reliability, security, performance, and scalability.
Support application deployments, production troubleshooting, root cause analysis, and performance optimization.
Implement and maintain CI/CD pipelines, automated testing, and release management processes.
Integrate and process real-time data from APIs, messaging systems, and external data feeds.
Collaborate with business analysts, infrastructure teams, architects, and other developers to deliver technical solutions.
Participate in architecture discussions, code reviews, technical documentation, and development best practices.
Support transit-related applications, including OTP, GTFS data integration, and passenger information systems.

Qualifications

Required Qualifications

7+ years of professional experience in software development.
5+ years of experience developing in Java (11/17/21).
5+ years of experience with Spring Boot and the Spring Framework.
5+ years of experience developing RESTful APIs, microservices, and integrating distributed enterprise applications.
5+ years of experience with object-oriented design, design patterns, multithreading, concurrency, and asynchronous processing.
5+ years of experience with JSON, XML, HTTP/HTTPS, WebSockets, and third-party API integrations.
5+ years of experience with SQL and relational databases such as Microsoft SQL Server or PostgreSQL.
5+ years of experience troubleshooting application performance, memory utilization, and production issues.
5+ years of experience with Git and GitHub, including branching strategies, pull requests, and release management.
3+ years of experience developing, deploying, and supporting applications hosted in Microsoft Azure.
3+ years of experience with Azure App Service, Azure Functions, Azure Container Apps, and Azure Container Registry.
3+ years of experience with Azure SQL Database, Azure Storage, Key Vault, Azure Monitor, and Application Insights.
3+ years of experience building CI/CD pipelines and automated testing using GitHub Actions or Azure DevOps.
3+ years of experience with Maven or Gradle and Docker containerized deployments.
Required: Industry certifications in Azure, Java, or related cloud technologies.

Desired Qualifications

3+ years of experience supporting transit, transportation, public sector, or government organizations.
2+ years of experience with Azure networking and platform services, including Virtual Networks, private endpoints, DNS, Front Door, API Management, and Entra ID.
3+ years of experience with cloud security, high availability, disaster recovery, and cost optimization.
Basic knowledge of OpenTripPlanner (OTP), GTFS, and GTFS-Realtime.

NFF Disclosures

NFF offers a competitive salary, comprehensive benefits and flexible paid time off options, for eligible employees:

Medical, Dental and Vision, Health Savings Account, Flexible Spending Account
STD, LTD, Supplemental life insurance and ADD&D
Comprehensive 401k plan
Paid Time Off

NFF is an Equal Opportunity Employer.

Important Notice: All NFF Inc communications come from @nffinc.com. Emails from other domains claiming to be NFF are likely scams. Be cautious, verify senders, and report suspicious messages immediately.

About employer

More about this job

Skills

Artificial intelligence
Oracle Java
Spring Boot
API development
Microsoft Azure
Cloud technologies
Process data
Back-end development
Software development
Spring Framework
RESTful API
Object-oriented programming
Microservices
SQL
Microsoft SQL Server
PostgreSQL
Troubleshooting
DNS
Google Analytics
Implement ICT recovery system
DevOps
CI/CD
Git
GitHub
Apache Maven
Gradle
Docker
Test automation
Statistical quality control
Troubleshoot
Scheduling
Root cause analysis
Documentation

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