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Lead Mobile Engineer
New York, NYMarch 31st, 2026
The CompanyCape was founded in early 2022 by Palantir and Anduril alums with deep expertise in privacy and national security. While running Palantir's US national security business, our CEO became passionate about privacy and security on mobile devices. Our mission is to be a force for good in global wireless.At Cape, we are not just another cellular service provider; we are the architects of a privacy-centric movement that starts with the devices in your pocket. We are building a cellular network that helps citizens, including those responsible for our nation's security, regain control of their own data.We believe that where we are, where we go, and whom we are with are among our most personal information and should be kept private. Privacy is not something you achieve by limiting yourself or by doing less, it is a set of features to be built so you can do more. We have raised money from Andreessen Horowitz and other top-tier VCs, and are excited to grow the team.The TeamWe are relentless builders, constantly pushing the boundaries of what's possible and bringing to life ideas that have never before existed. Innovation is at the core of everything we do. At Cape, we trust our team to deliver greatness and empower them to make a profound impact. As a member of our team, you will collaborate seamlessly with our diverse group of talented engineers and other team members, enjoying dynamic interactions with colleagues from across the organization.RoleCape's platform gives customers end-to-end control of their digital identity, optimizing for resiliency, privacy, and security at every turn. We're transforming how customers sign up, use, and think about their mobile phones and the privacy implications associated with it. Customers are protected at every level of the communications stack - from the mobile device, through infrastructure, and to the core of the network itself.As a Lead Software Engineer on the mobile team at Cape, you will architect the future of private mobile communication by leading and scaling our mobile engineering team. You will lead the r charge will be on building our secure iOS and Android suite of products, translating our privacy-first mission into a best in class user experience and functionality. We don't just whitelabel an application and do the bare minimum for onboarding and collecting payment, but instead we're building natively from the ground up to solve some of the hardest technical challenges in security and cryptography in order to secure personal information (PII), account data, and even voice & SMS traffic.You will cultivate a high-performing, engaged team, providing technical mentorship and people-focused leadership needed to deliver outcomes. a and make decisions independently, within a community that will support and challenge them as they grow and develop, becoming strong technical contributors and engineering leaders. In close partnership with Product and other Engineering leaders, you will define and execute our mobile strategy, foster a culture of technical excellence, and build the capabilities required to protect our users in a constantly evolving digital landscape.Your day-to-day will change, but everything you work on has a high impact. One day you could be pushing to deliver a new capability to prevent targeting of soldiers on the battlefield, the next you could be architecting a new system to prevent financial fraud via SIM swaps for everyday citizens.Core Responsibilities* Build the mobile telecommunications applications of the future to provide the most resilient, private, and secure cellular connectivity.* Maintain high coding standards through the development of guidelines, active participation in code reviews, and fostering a culture of continuous improvement and knowledge sharing among your team.* Guide and grow a community of talented mobile engineers, fostering an inclusive and high-performance culture rooted in collaboration. You will be responsible for empowering each team member through dedicated mentorship, transparent feedback, and clear pathways for career development.* Take ownership of the mobile product lifecycle, from conceptualization to launch.* Champion the security, performance, and stability of our applications. You will implement and oversee robust testing, monitoring, and release processes to guarantee a seamless and trustworthy user experience.* Actively improve user workflows by collaborating with cross-functional teams, ensuring seamless experiences across product boundaries and a cohesive user experience.What We Value* Proven ability to learn continuously, work independently, and make decisions with minimal supervision.* Experience brainstorming and iterating with product designers.* Ability to take a thoughtful, practical approach to problem-solving that considers tradeoffs and avoids over-engineering.* Skill and comfort working in a constantly evolving environment with dynamic objectives and iteration with users.* Ability to work collaboratively in teams of technical and non-technical individuals and understand how technical decisions impact the people who will use what you're building.* Understanding of cryptographic systems and how to design privacy conscious solutions.* Ability to learn new technology and concepts, even without in-depth experience.* Active US Security clearance, or eligibility and willingness to obtain a US Security clearance is beneficial, but not necessary.What We Require* 5+ years of mobile software engineering experience.* Engineering background in Computer Science, Mathematics, Software Engineering, Physics or similar field.* Experience crafting complex user experiences (UX) with a strong intuition for good design and usability.* Exceptional coding skills regardless of framework, especially with Kotlin or Swift, and can navigate different languages and technology stacks (e.g. Go, Typescript).* Familiarity with data structures, loading patterns, mobile frameworks, and other technical tools and concepts.* Familiarity with software design patterns such as: MVVM, unidirectional state flow, modularization, asynchronous and event-based programming, and other modern mobile development patterns.* Strong written and verbal communication skills and ability to iterate quickly with teammates, incorporating feedback and holding a high bar for quality.We offer competitive compensation that is geo-adjusted based on your location, along with meaningful equity so you share in the value you help create. Our benefits include:* 401(k) match* 100% coverage of medical, dental, and vision premiums for you and your dependents* 12 weeks paid parental leave (for all parents, no waiting period)* Stipends for* Family-forming needs* Gender-affirming care* Unlimited PTOOur Culture* We are builders, and we choose to spend our time building things that matter. Many of our people have backgrounds in Defense Tech as well as the defense and intelligence community. We build to win.* We hire excellent people, give them outsized responsibility, and trust them to execute at a high level. Everyone here has a track record of solving hard problems throughout their careers.* We believe that personal privacy and national security interests are not inherently at odds, and can be reconciled via strong technology.* We believe that companies exist to build awesome things and take care of their people. Our benefits reflect that- top-tier health care, 401(k) matching, and a generous vacation policy (that we actually use).* We hire candidates of any race, color, ancestry, religion, sex, national origin, sexual orientation, gender identity, age, marital or family status, disability, Veteran status, and any other status. Achieving diversity across these categories will serve to make our company stronger and our product better.How to applyClick the link below to apply.We reserve the right to make use of any unsolicited resumes received from outside recruiting agencies and / or individual recruiters without being responsible for payment of any fees asserted from the use of unsolicited resumes.
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