New

iOS Developer

BigBear.ai
United States, Virginia, Reston
Apr 13, 2026
Overview BigBear.ai is seeking an Apple iOS Developer to join a mission-focused cyber team solving real-time challenges in support of national security objectives. In this role, you'll work closely with end users to understand urgent operational needs and rapidly translate them into dependable iOS/macOS-focused capabilities. You'll own development efforts end-to-end-design, build, test, debug, document, and sustain custom tooling in a fast-paced environment where performance, reliability, and mission outcomes matter. What you will do Design custom software tools and techniques for the Apple iOS platform. Deliver end-to-end software development: requirements, design, implementation, testing, integration, and sustainment. Diagnose, troubleshoot, and debug issues using COTS/GOTS tools and internal frameworks. Apply a strong understanding of networking fundamentals to develop and support mission tools. Create documentation needed to operate, maintain, and support developed software and techniques. Mentor and lead junior-level developers to support mission delivery. Support and solve time-sensitive cyber problems as operational needs evolve. What you need to have Active U.S. Government Top Secret (TS) clearance, Full Scope Polygraph (FSP) or ability to obtain one Must have at least 3+ years of experience Experience developing, testing, and debugging in Python and C Experience reverse engineering iOS or macOS applications on ARM or x86 Experience developing proof-of-concept exploit software Experience using version control tools such as git What we'd like you to have Understanding of CNE techniques and methodologies on macOS or iOS. Proficiency with Objective-C, Swift, and/or C++. Ability to work independently and collaboratively in a fast-paced environment with changing requirements Bachelor's Degree, preferred About BigBear.ai BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity. Customers and partners rely on Bigbear.ai's predictive analytics capabilities in highly complex, distributed, mission-based operating environments. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI. For more information, visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai and X: @BigBearai. BigBear.ai is an Equal opportunity employer all protected groups, including protected veterans and individuals with disabilities.