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ION Group

Senior iOS Engineer, New York

Compensation
$140K–$170K / yr
Location
NY, US
Arrangement
On-site
Employment type
Full-time
Level
Senior
Posted
16 July 2026 (about 2 months ago)

Checked about a month agoApplications go to the employer, never to RoleSprint

About this role

Lab49 is an award-winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science. Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally. Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to business problems but delivering them into production.

Currently LAB49 is looking for a Senior iOS Engineer will play a critical role on key projects for Lab49 clients. Working in a collaborative and innovative project team, with direct client-facing interactions, you will have an opportunity to apply your skills and expertise to design innovative applications that solve complex problems and enhance performance and productivity at our marquis clients.   In this dynamic role you will be working within a dedicated  team to enhance a flagship wealth management mobile platform for ultra-high-net-worth individuals, delivering new features, modernizing existing experiences, and driving continuous product innovation.

Responsibilities • Develop and maintain robust iOS applications using Swift and SwiftUI/ UIKit, ensuring optimal performance and responsiveness.

• Collaborate with product managers, UI/UX designers, and backend developers to define, design, and ship new features.

• Write clean, maintainable, and efficient code, adhering to best practices and architectural patterns (e.g., MVVM).

• Perform unit and integration testing to ensure application quality and stability.

• Troubleshoot, debug, and optimize application performance.

• Stay up-to-date with the latest mobile technologies, frameworks, and industry trends.

Required Skills And Experience • 8-10+ years of experience with native iOS development

• Proficiency in Swift and experience with native iOS development tools such as Xcode, SwiftUI, and UIKit

• Experience with GitLab

• Familiarity with integrating RESTful APIs and third-party libraries

• Understanding of mobile UI/UX principles and best practices to create intuitive and engaging user experiences

Preferred Qualifications • A strong portfolio of released applications on the App Store

• Experience with AppConfig community standards and enterprise app distribution

• Experience with agile development methodologies

• Knowledge of continuous integration and continuous deployment (CI/CD) pipelines for mobile applications

• Knowledge and/ or experience with the asset management (ideally - wealth management) domain

Our total rewards program is designed to support employee well-being and professional growth. We offer a competitive benefits package including a discretionary bonus, paid holidays, a 401(k), and comprehensive medical, dental, and vision coverage. Additional benefits include life insurance, short and long-term disability, Commuter FSA, Family Building Benefits, and more. All benefits are subject to eligibility requirements. Lab49 is a specialist strategy, design, and technology consulting company dedicated to the financial services industry. We were founded in 2002 to fill a need in the Financial Technology marketplace for high-end execution and reliable delivery of technology projects.

Our consultants are experts in strategy, user experience, architecture, engineering, and delivery management. We combine knowledge of the latest trends in technology with deep domain expertise to deliver innovative solutions with accelerated time-to-market.

We have office hubs in Midtown Manhattan, Washington DC, London, Budapest, New Delhi and Sydney.

Lab49/ION is committed to maintaining a supportive and inclusive environment for people with diverse backgrounds and experiences. We respect the varied identities, abilities, cultures, and traditions of the individuals who comprise our organization and recognize the value that different backgrounds and points of view bring to our business.Lab49/ION adheres to an equal employment opportunity policy that prohibits discriminatory practices or harassment against applicants or employees based on any legally impermissible factor.

Work location

  • NY, US

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About this listing

Published on Lever under the board identifier Ion, which is the name the employer’s own job board carries. RoleSprint has not verified the company’s registered or trading name, so it is shown exactly as published rather than tidied up.

RoleSprint is not the employer and not a recruiter. Applications are made on the employer’s own site and never reach us; what RoleSprint does is help you decide whether a role is worth your time and prepare for it if it is.

Published 16 July 2026, last checked about a month ago. A posting stops being advertised here 90 days after the employer published it, and one the employer takes down is marked closed rather than quietly removed.

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