Staff Software Engineer - Mobile Team

Company Name: tastytrade
Role: Staff Software Engineer Mobile Team
Location: Chicago IL Hybrid (3 days/week in office)

As a Staff Engineer on our Mobile Team you will play a pivotal role in shaping the long-term technical direction of our iOS and Android retail trading platforms. Youll act as both an architect and strategistdefining patterns guiding cross-team initiatives and ensuring our mobile applications remain scalable reliable and forward-looking. At the same time youll stay close to the code contributing directly to the most critical and high-impact areas where your expertise will set the standard for technical excellence.

As a technical leader you will influence not justwhatwe build buthowwe build it: aligning mobile priorities with business goals driving architectural decisions and helping engineers across levels deliver their best work. Youll balance short-term product delivery with long-term platform health ensuring our mobile experiences are world-class today and sustainable tomorrow.

We have a native Android app for the phone form factor and native iOS applications for both iPhone and iPad. Our codebase includes a transpiled Java library which handles interactions with the tastytrade API and provides common functionality across our customer-facing trading platforms.

What Youll Do

• Hands-On Contribution:Remain an active developer and problem-solver especially in critical or high-risk areas forbothiOS (Swift)andAndroid (Kotlin Java).
• Cross-Functional Influence:Align mobile initiatives with backend infrastructure and platform teams to ensure cohesive technical strategies.
• Architect & Design:Drive the technical design and architecture for large cross-cutting features across iOS and Android from business needs to delivery. Provide clear implementation plans that balance scalability performance and maintainability.
• Design Native Replacements:Define and guide the implementation of new native modules that replace shared library functionality ensuring performance maintainability and aligning them with platform best practices.
• Scope & Estimate:Lead technical discovery and provide reliable effort estimates for large-scale features or initiatives communicating trade-offs and risks effectively.
• Raise the Bar:Ideate and recommend new paradigms tools or frameworks to improve developer experience system performance or process efficiency across mobile teams.
• Influence Architecture:Drive consistency and shared patterns across platforms while respecting platform-specific paradigms.
• Knowledge Sharing:Document and evangelize best practices learned through the migration to help future cross-platform initiatives.
• Mentor & Coach:Provide technical guidance and career support to engineers at all levels helping seniors sharpen their expertise and mid-levels grow into senior roles.
• Partner with Stakeholders:Collaborate with product managers designers and business stakeholders to translate requirements into technical solutions with well-defined acceptance criteria.

Who You Are:

• Deep expertise in eitheriOS (Swift)orAndroid (Kotlin Java)ecosystems with a strong understanding of the other. This includes platform constraints and app architecture patterns.
• A track record of designing and deliveringcomplex high-impact mobile featuresat scale.
• Strong experience leadingtechnical discovery architectural decision-making and roadmap planning.
• A deep understanding oflegacy system sunsettingand how to balance business delivery with long-term technical health.
• Strong ability tocreate alignment across multiple platforms and teams driving consensus on architectural decisions.
• Comfort navigating and refactoringcomplex business-critical codewith a focus on safety testing and rollout strategies.
• Communication skills with the ability to explain technical trade-offs to both engineers and business stakeholders.
• Experience mentoring engineers and uplifting the overall technical quality of a team.
• The ability to learn quickly in areas in which you dont already have deep expertise.
• A willingness to learn new languages frameworks or technologies beyond your current expertise.
• A bias toward action: you can move fluidly between strategy and execution ensuring high-quality results.

Bonus

• Experience buildinghighly regulated or secure applications(e.g. fintech healthcare).
• Experience with trading ideally derivatives.
• Java knowledge
• Deep expertise inboth iOS (Swift)orAndroid (Kotlin Java)ecosystems

Team Perks:

• Performance Bonuses
• Stock Purchase Options
• 401k Plan
• Medical/Dental/Vision Benefits
• Annual educational / conference stipend
• Sustainable workday with minimal on-call responsibilities
• 20 Paid Vacation Days (plus an additional paid vacation day the month of your birthday!)
• 10 Paid Sick Days
• Gym Membership Reimbursement
• Commuter Benefits
• Pet Insurance
• Wellness & Mental Health Programs
• Charitable Donation Matching
• Two Paid Volunteer Days Off
• Daily catered lunch when in the office
• Full kitchen with snacks and beverages
• In-building gym
• Shuttle to/from Metra
• Office located in the West Loop - Chicagos growing center of tech great cuisine and high-end bars

Salary Range: Level I $225000
The actual salary offered will be based on the candidates level of experience and qualifications

About Us:

The tastyhouse of brands empowers individual traders differently. tastylive founded in 2011 is an online financial media networktastytrade (previously known as tastyworks) is a self-directed retail brokerage firm that launched in 2017 tasty Software Solutions and tastyfx is a registered Forex 2021 London-based IG Group acquired tastylive Inc. (previously known as tastytrade) and assigned it to lead business in North is the fastest-growing forex broker in the US over the past few years. Changing the IG US name to tastyfx marks the next chapter in aligning with the tasty brand family and offering a more forex-focused experience. This combined team has years of experience like institutional brokers but also a passion for disrupting the entire trading industry.

Our dream is simple: we want more people to find more success witha bettertrading experience. Thats why were investing heavily in the right people technology and media to make that happen in the US and across the globe.

Location:Our office is in the West Loop - Chicagos growing center of tech great cuisine and high-end bars.

tastytrade tastylive tastyfx tastycrypto
1330 W Fulton Market Chicago IL 60607

*Dont meet every single requirement Studies have shown that women and people of color are less likely to apply to jobs unless they have every single qualification. Our team is dedicated to building a diverse inclusive and authentic workplace so if youre excited about this role but your experience doesnt align perfectly we encourage you to apply anyway. You may be just the right candidate for this or other roles!