Lead UI Engineer (React), New York
$190k - $220kION Group
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. The Principal Full-Stack 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. What you’ll be doing: Partnering with our client to lead the design and build of a marketplace experience using modern web development technology and techniques. You will be responsible for managing a team of UI engineers, and the relationships with other key contributors to deliver great software. Managing the technical solution design for a green field application to help launch a startup financial services business. Design, document, and plan for the technical implementation and delivery of working software into production. Contribute to the Interactive Practice: The UI engineering team within Lab49. This means bringing your passion and opinionated view of what makes for great UI development to the wider UI engineering community within Lab49 and helping build the culture of high-quality software development that enables our ability to deliver on client engagements. Act as a hands-on engineer and architect to support work across the Interactive front-end Interactive Practice, from small initiatives to the design and build of complex systems. Lead and actively participate in projects, serving as a role model for project teams and collaborating with other practices to ensure successful outcomes. Partner with client counterparts and stakeholders to maintain and build relationships, maintaining a commercial approach. Develop strong relationships with clients as a strategic partner and technical advisor, contributing to expanding our footprint and securing follow-on work. Partner with the Lab49 business development team to create and deliver compelling pitches, defining problems, captivating clients, presenting solutions, and working out engagement terms. Build and reinforce your professional network through active engagement in industry events, public speaking opportunities, etc. Assist in developing effective management skills and practices among line managers in the Engineering practice, fostering strategic career planning and development for the engineering team as a whole. What you should have: 10+ years of hands-on experience designing and building complex, commercial-grade software applications, with 5+ years leading Agile teams. Proven track record in effective leadership, problem-solving, and decision-making. Experience designing holistic technical solutions, managing integrations with third party services and APIs, and deploying applications into production. Experience managing project teams and interacting with clients in finance, consulting, or start-up environments. A passion for technology and innovation, staying informed about the latest industry trends through active participation in industry events, meet-ups, and more. Experience with JavaScript and TypeScript, with modern frameworks specifically React although experience with similar frameworks is welcome (e.g., Angular, Vue, or others). Experience with one or more cloud platforms with a working understanding of contemporary SDLC practices such as continuous delivery. Strong understanding of the value of testing, quality, continuous integration, source control, and code reviews. Experience in capital markets, financial markets/products, consulting is highly desirable. Bonus points: Backend engineering experience, ideally with .NET, Java, Python Experience working with common financial products such as Bloomberg, Symphony, or other tools commonly used in a finance context such as Salesforce, Databricks, and others. Why Lab49? Lab49 is an established partner for most financial institutions on Wall Street. You will gain exposure into a variety of environments, business domains, technologies, and people. Your ability to bring drive and creativity to the role will be the key component to success at Lab49. The broad and intense exposure to a variety of challenges accelerates your career growth, and Lab49’s structure is designed to enable you to learn and grow as an engineer and consultant. The base salary range is: • Senior to Leadership level - $190,000 - $220,000 Base salary is only one component of our total compensation package. Employees may be eligible for a discretionary bonus, which is determined upon company and individual performance. Salary range disclosure as required by S9427A when hiring in New York. Our Hybrid Work Model At Lab49, we embrace a hybrid work model, offering you the flexibility to work from the office or remotely. We expect our Lab49ers to average 2-3 days per week in person and this could be at our midtown office in NYC or at a client site. We believe that both flexibility and in person connection to each other and our clients build a collaborative culture and the opportunity to accelerate growth and innovation. 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. #J-18808-Ljbffr ION Group
$150k
React Native Developer job at CB Smart Recruit. New York, NY. Position: React Native Developer Location: On-site | Midtown Manhattan, New York City, NY Compensation... ...ownership of complex projects. Key Responsibilities Lead the end-to-end development of a new React Native...SuggestedImmediate startRelocation- Front-End Engineer III, AWS Clean Rooms job at Amazon Development Center U.S., Inc.. New York, NY. DESCRIPTION As part of the AWS Solutions organization, we have a vision to... ...experience with building scalable front ends using React. We build on top of a foundational design...SuggestedInternshipWorldwide
- Insight Global is looking for a Full Stack Developer in New York to work on mission-critical financial technology. The role involves building modern web applications, focusing on UI development and collaboration in an Agile environment. Ideal candidates should have over...Suggested
$157k - $200k
Paramount Pictures is looking for a Lead Software Engineer for their Web Engineering team in New York. You will lead frontend development for Paramount+ and Pluto.tv... ...of web development experience, deep knowledge of React and Next.js, and a strong technical leadership...Suggested$200k - $240k
...contributions will make immediate impact. Engineers will work in cross-functional teams,... ...into production. Role Overview The Tech Lead will play a critical role on key projects... ...disclosure as required by S9427A when hiring in New York. Our Hybrid Work Model At Lab49, we...SuggestedWork at officeImmediate startRemote work2 days per week3 days per week- ...join our Customer Experience Program in New York CWC. The role, based onsite in New York... ...visible role, representing one of the world's leading tech companies to its most valuable... ...Computer, Telecoms, Electronics, or similar engineering majors) or any other related discipline...Temporary workWork experience placementFlexible hours
- ...Sachs Group, Inc. is looking for a Vice President of UI Engineering in New York to spearhead the development of mission-critical React applications. You will ensure modular, high-performance front-end systems and lead a team of skilled developers. The ideal candidate...
- Location New York Job Posted Open Cron's mission is nothing short of... ...We're hiring a senior backend engineer to join our small team of A+ people... .../ Express , the frontend is React , and we use TypeScript across... ..., you may implementing basic UI components based on Figma...
$140k - $165k
An opportunity has come through our network for a Lead IAM Engineer at a leading energy/utilities organization . This full-time, permanent... ...flexibility, allowing you to be based out of Newark, New Jersey, or New York, New York , with a competitive salary ranging from $140,0...Remote jobPermanent employmentFull timeTemporary work- ...of what's possible. As a Lead Software Engineer at JPMorganChase within the Commercial... ...will design and implement new features, improve application... ...and accessibility of React-based solutions that serve thousands... ..., and delivering consistent UI/UX at scale. Effectively...
$1,000 per day
...Armed Protective Counter Surveillance – New York City JOB LOCATION: New York City START DATE: IMMEDIATE FILL PAY: $1,000/day + expenses... ...surveillance will be conducted from both mobile and static positions. – React to threats to protect client in accordance with employer...Temporary workFor contractorsCasual workLive inImmediate start- Front - end developers job at DATAmundi. New York, NY. We’re Hiring: Front-End & API Developers with AI/ML Expertise (USA & Mexico | WFO) We are looking for highly skilled professionals to join our client’s team for a 12‑month engagement (160 hours per month). Locations...Full timeWork at office
- ...Management Software Location: New York, New York, United States. MetTel... ...at scale. Partner with UX/UI to modernize the portal based... ...cases to executive stakeholders; lead regular product reviews with... ...Bachelor’s degree in Business, Engineering, Telecommunications, or a...
- ...cryptocurrencies. Merkle Science is headquartered in New York with offices in Singapore, Bangalore and... ...a resilient personality, proactive and reacts well under pressure. · Ability to handle... ...their contributions. We offer industry-leading compensation, along with generous equity....Flexible hours
$174.66k - $261.99k
...is looking for passionate C++ Engineer to help design, build and support... ...systems, business-facing UI applications, and infrastructure... ...passion for learning/practicing new techniques. • Ability to work... ...co-work with global teams. • Leading the development and implementation...Full timeWork experience placementNight shiftWeekend work- Virtusa is seeking a SR UI Developer in New York City to create reusable and type-safe UI components using React and TypeScript. This role requires expertise in modern web technologies including Node.js APIs. You will be responsible for optimizing applications for speed...
$150k - $260k
...Software Administration - GatewayNew York, NY, United StatesFind out how... ...2026-06-15Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for... ...encompasses the construction of a new, two-track rail tunnel beneath the...Full timePart time$20k - $40k
...cryptocurrencies. Merkle Science is headquartered in New York with offices in Singapore, Bangalore and... ...a resilient personality, proactive and reacts well under pressure. Ability to handle... ...their contributions. We offer industry-leading compensation, along with generous equity....Flexible hours- ...and property. Our mission is to become the leading Asset Protection department whose... ...direct reports. Location: 55 Water Street, New York, New York, 10041, located in Lower Manhattan... ...These roves will be performed on foot. React and respond urgently, as first and supporting...Work at officeLocal areaMonday to FridayWeekend work
$171k - $180.5k
...software. We work closely with UI designers and are supported by... ...delight users with both large new features and smaller, daily product... ...This role is based in our New York City office with an office-... ...Experience using Typescript and React Excellent communication skills...Work at officeLocal areaWork from homeWorldwide- A leading IT Services and Consulting company is seeking a Lead React JS Developer for a full-time, 100% remote position in New York. The ideal candidate will have extensive experience with React and other JavaScript frameworks, strong Agile/Scrum methodologies understanding...Remote jobFull time
- ...Designer with strong expertise in UI/UX, concept design, and AI‑... ...: Sr. UX Designer Location: New York, NY (On‑site) Job Type: Contract... ...; collaborate with product, engineering, and leadership teams. UI/UX... ...development concepts (HTML/CSS/React awareness). Experience with...Contract workLocal area
- ALLTECH CONSULTING SVC INC is seeking a talented UI Developer in New Jersey to design and develop responsive web applications for financial analytics. The ideal candidate will have strong skills in front-end technologies, API integration, and Azure cloud services. Key responsibilities...
$108k - $216k
...Designer - Jewelry Position is Onsite: New York, New York As a Jewelry Designer at Walmart... .... Design and execute industry‑leading, highly functional styles that reflect Walmart... ...importance of running a high‑volume business and reacting to market shifts and consumer trends....Shift work- AI ENGINEER - Amex / New York, NY American Express Technologies is seeking an Engineer with advanced skills in Generative AI and Data Engineering... ...Familiarity with APIs, microservices, and web technologies (React, NodeJS, SQL) to deliver end-to-end solutions. 3-5 years of...Work experience placement
- ...Event Production job at Cuisine Boulud - New York. New York, NY. Job Details Cuisine Boulud... ...very high level. Key Responsibilities Lead all aspects of event planning and production... ...team. Continually evaluate and react to performance issues. Develop team members...Local area
- NewtonX, based in New York, is looking for a Senior Staff Software Engineer to develop high-performing applications using React and Python/Django. The ideal candidate will have over 6 years of full-stack experience, working on scalable systems and contributing to architecture...
- ...charismatic, social-media-native Content Host based in New York City to become the face and voice of one of the world's leading collectible and licensed merchandise brands.... ...online and in person Able to identify and react quickly to trends and opportunities Previous...Part timeFlexible hours
$220k
Head of IB Americas Financial Crime job at Barclays. New York, NY. We’re looking for someone with an... ...addition, you’ll need: Experience of building and leading functions of financial crime teams, reacting to policy and strategic change to build fit for purpose...Hourly payVisa sponsorshipWork visa- AMD Public-New York-Vice President-Software Engineering location_on New York, New York, United States What We Do AM Engineering sits at the center of Goldman... ...building rich, workflow‑heavy user interfaces using React or Angular Solid understanding of distributed systems...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Lead UI Engineer (React), New York. Be the first to apply!
- lead project engineer New York, NY
- lead automation engineer New York, NY
- lead field engineer New York, NY
- lead product engineer New York, NY
- lead system engineer New York, NY
- lead maintenance engineer New York, NY
- lead security engineer New York, NY
- lead operating engineer New York, NY
- lead network engineer New York, NY
- lead infrastructure engineer New York, NY

