Senior Java Backend Developer - Contingent

ARETUM Holdings LLC Description Public Trust Eligibility Required This is a contingent position, meaning employment is dependent upon the successful award of the associated contract to Aretum and completion of any required background investigation or security clearance verification. About Aretum Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology, and transformation, helping agencies solve their most critical challenges. We believe in investing in our people and creating a culture where collaboration, inclusion, and professional growth are at the forefront. Job Summary Aretum is seeking a Senior Java Backend Developer to join our team supporting a large-scale federal technology modernization program. As a Senior Java Backend Developer, you will be embedded within a cross-functional Agile scrum team, leading the design and implementation of Java backend services, APIs, and data integrations for a serverless, cloud-native microservices architecture running on AWS. You will independently interpret complex software

and design specifications, decompose them into working, tested, and maintainable code, and guide mid-junior level developers through the same process. You will own meaningful portions of the backend codebase, make day-to-day architectural decisions within the team's scope, participate in cross-team technical discussions, and contribute to the technical health of the program by reviewing code, improving automation, and hardening services against production failure modes. This role is a hands-on, senior-level development position that requires strong judgment, deep Java backend experience, and the ability to deliver reliably inside a SAFe Agile framework. Due to the nature of our work as a federal consulting organization, employees may be expected to handle Controlled Unclassified Information (CUI) and must adhere to applicable safeguarding and compliance

.