$98K - 167K a year
Build scalable APIs and ETL pipelines using Kotlin and Java, integrate with external services, write automated tests, and support application production within an agile team.
5+ years in Java/Kotlin backend development, 3+ years in service-oriented environments, 2+ years with Spring Boot, Hibernate, JPA, Docker, Kubernetes, and automated testing.
Senior Backend Application Engineer Key needs: All work must be conducted within the U.S. Ability to attain a Public Trust clearance As a contractor to the federal government, all hires may be required to complete additional background screenings at the time of hire or any time thereafter as requested You may be asked to travel once to pick up government-issued certification documents in person What You’ll Do: Work as a member of a team building scalable APIs using Kotlin Help build ETL pipelines to source any external data required Integrate with external service providers Write automated tests that support the delivery of quality software Understand and support your application’s path to production Operate within an agile development process Requirements: 5+ years of experience delivering resilient, well-tested, consumer-facing web applications written in Java or Kotlin 3+ year of experience operating in a service-oriented environment 2+ years working fundamental Java and backend application technologies: Spring Boot, Kotr, Hibernate, JPA, Rest APIs, Docker, Kubernetes, Grade, and GIT 2+ years’ experience writing automated tests Preferred Qualifications: A good understanding of the fundamental technologies of the web: HTTP, SSL, HTML, CSS, JavaScript, and JSON A general understanding of containerization Strong oral and written communication skills and the willingness to use them A willingness to learn and to share your own experience A strong sense of ownership and engagement Working at ICF ICF is a global advisory and technology services provider, but we’re not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future. We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer. Together, our employees are empowered to share their expertise and collaborate with others to achieve personal and professional goals. For more information, please read our EEO policy. We will consider for employment qualified applicants with arrest and conviction records. Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals with sincerely held religious beliefs, in all phases of the application and employment process. To request an accommodation, please email Candidateaccommodation@icf.com and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations. Read more about workplace discrimination rights or our benefit offerings which are included in the Transparency in (Benefits) Coverage Act. Candidate AI Usage Policy At ICF, we are committed to ensuring a fair interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate or assist with responses during interviews (whether in-person or virtual) is not permitted. This policy is in place to maintain the integrity and authenticity of the interview process. However, we understand that some candidates may require accommodation that involves the use of AI. If such an accommodation is needed, candidates are instructed to contact us in advance at candidateaccommodation@icf.com. We are dedicated to providing the necessary support to ensure that all candidates have an equal opportunity to succeed. Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. The pay range for this position based on full-time employment is: $98,124.00 - $166,810.00 Nationwide Remote Office (US99) Need help? We're here: ICFCareerCenter@icf.com About ICF ICF is a global consulting and technology services company with approximately 9,000 employees, but we are not your typical consultants. At ICF, business analysts and policy specialists work together with digital strategists, data scientists and creatives. We combine unmatched industry expertise with cutting-edge engagement capabilities to help organizations solve their most complex challenges. Since 1969, public and private sector clients have worked with ICF to navigate change and shape the future. Learn more at icf.com.
This job posting was last updated on 10/11/2025