Senior iOS Engineer, Crypto Trading

United States Digital Space LLC; Menlo Park (CA); Hybrid; USD 196,000 - 230,000; Full time

Benefits offered by this job

Performance driven compensation

100% paid health insurance

Flexible benefits spending account

Employer-paid life & disability insurance

Parental leave

Job summary

United States Digital Space LLC is seeking a Senior iOS Engineer for the Crypto Pro Trading team, focused on building high-performance trading interfaces for crypto investors. You will collaborate closely with cross-functional teams to create user-friendly and reliable trading tools.

The successful candidate should have over 6 years of experience in iOS applications, particularly related to trading systems or financial platforms. The role requires in-person attendance at the Menlo Park, CA office at least 3 days per week.

Qualifications

• 6+ years of professional experience developing iOS applications.
• Extensive experience building large-scale iOS applications.
• Experience working on financial platforms or trading systems preferred.

Responsibilities

• Design and implement scalable iOS application architecture.
• Partner with product managers and designers to deliver trading tools.
• Mentor iOS engineers through code reviews and technical feedback.

Skills

Swift

iOS application architecture

Collaborative skills

Real-time data handling

Communication skills

Job description

Join us in building the future of finance.

Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading.

About the team + role

We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. The company isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a high-performing, fast-moving team with ethics at the center of everything we do. Expectations are high, and so are the rewards.

The Crypto Pro Trading team builds the advanced trading experience for the company's most active crypto investors, powering features like real-time charting, order book visualization, and sophisticated order types across iOS. You'll work at the intersection of high-performance UI and low-latency data, ensuring traders can act on market movements in seconds. Our work directly shapes how serious crypto traders engage with the platform, from spot trading to futures and beyond.

As a Senior iOS Engineer on the Crypto Pro Trading team, you'll design and build high-performance trading interfaces that handle real-time market data, complex order flows, and rich charting experiences for the company's most engaged crypto users. You'll collaborate closely with product, design, and backend engineers to ship features that raise the bar on speed, reliability, and usability for professional-grade trading on mobile. Beyond feature work, you'll help define technical direction, mentor engineers on the team, and drive architectural decisions that scale with the product.

The role is based in our New York, NY or Menlo Park, CA office, with in-person attendance expected at least 3 days per week.

At the company, we believe in the power of in-person work to accelerate progress, spark innovation, and strengthen community. Our office experience is intentional, energizing, and designed to fully support high-performing teams.

What you’ll do

• 6+ years of professional experience developing iOS applications
• Design and implement scalable iOS application architecture that supports advanced crypto trading experiences used by the company's most active investors
• Partner with product managers, designers, backend engineers, and data teams to deliver fast, reliable, and intuitive pro-grade trading tools on mobile
• Improve application performance, real-time data handling, observability, and release stability across core crypto trading workflows
• Lead technical planning and provide guidance during system design reviews, implementation discussions, and incident resolution efforts for high-stakes trading features
• Mentor iOS engineers through code reviews, technical feedback, and structured development support while contributing to engineering standards and documentation

What you bring

• Extensive experience building and maintaining large-scale iOS applications using Swift and modern iOS development frameworks
• Experience designing mobile systems with clear architecture patterns, scalable component design, and maintainable testing strategies — particularly for data-intensive or real-time use cases
• Ability to collaborate effectively with product, design, backend, and infrastructure partners to deliver customer-focused technical solutions
• Experience leading technical initiatives across multiple teams and balancing short-term delivery needs with long-term platform improvements
• Experience working on financial platforms, trading systems, or real-time market data products (preferred)
• Clear communication skills and ability to translate complex trading concepts into intuitive mobile experiences
• This position is restricted to US citizens or lawful permanent residents

What we offer

• Challenging, high-impact work to grow your career
• Performance driven compensation with multipliers for outsized impact, bonus programs, equity ownership, and 401(k) matching
• Best in class benefits to fuel your work, including 100% paid health insurance for employees with 90% coverage for dependents
• Lifestyle wallet - a highly flexible benefits spending account for wellness, learning, and more
• Employer-paid life & disability insurance, fertility benefits, and mental health benefits
• Time off to recharge including company holidays, paid time off, sick time, parental leave, and more
• Exceptional office experience with catered meals, events, and comfortable workspaces.

Base Pay Range

Base pay for the successful applicant will depend on a variety of job-related factors, which may include education, training, experience, location, business needs, or market demands.

Zone 1 (Menlo Park, CA; New York, NY; Bellevue, WA; Washington, DC): $196,000 — $230,000 USD.

Zone 2 (Denver, CO; Westlake, TX; Chicago, IL): $172,000 — $202,000 USD.

Zone 3 (Lake Mary, FL; Clearwater, FL; Gainesville, FL): $153,000 — $179,000 USD.

Additional Information

Click here to learn more about our Total Rewards, which vary by region and entity.

If our mission energizes you and you’re ready to build the future of finance, we look forward to seeing your application.

The company provides equal opportunity for all applicants, offers reasonable accommodations upon request, and complies with applicable equal employment and privacy laws. Inclusion is built into how we hire and work—welcoming different backgrounds, perspectives, and experiences so everyone can do their best. Please review Privacy Policy for your country of application.