Senior React Engineer – AVP

Barclays•Jefferson, CO

1d•$120,000 - $175,000•Onsite

About The Position

Embark on a transformative journey as a Senior React Engineer – AVP. At Barclays, our vision is clear –to redefine the future of banking and help craft innovative solutions. Build the front-end experience for the next generation of Markets Sales platforms at Barclays. In this role, you will design and deliver modern, high-performing applications that help front-office teams simplify complex workflows, improve productivity, and unlock smarter digital experiences. You will join a greenfield transformation where modern React engineering, scalable UI architecture, and AI-enabled capabilities are shaping the future of investment banking technology. You will work on visible, business-critical technology with meaningful ownership, modern engineering practices, and close partnership with product, design, and front-office stakeholders. If you enjoy building elegant interfaces that simplify complex workflows, this role offers the scale, platform, and impact to do your best work.

Requirements

Demonstrate deep proficiency in React and TypeScript, including hooks, custom hooks, performance optimization, error boundaries, Suspense, and modern component-based architecture
Work confidently with modern front-end tooling and styling, including Vite, Rollup, npm or pnpm, modern CSS, CSS-in-JS, responsive design, and utility-first frameworks such as Tailwind CSS
Apply practical experience with Redux Toolkit, state management, reusable design patterns, API integration, and scalable enterprise front-end applications
Use software engineering fundamentals to turn complex requirements into clean, scalable, well-tested front-end solutions
Bring a quality mindset, with practical experience in Jest, Vitest, React Testing Library, Playwright, maintainable test coverage, and clean engineering standards

Nice To Haves

Exposure to financial services, especially Markets, front-office workflows, sales technology platforms, or Fixed Income products and processes
Understanding of full-stack delivery, including backend services, API contracts, integration patterns, software delivery practices, and end-to-end solution thinking
Knowledge of DevOps and modern delivery practices, including GitLab CI/CD, Docker, Kubernetes, release management, resiliency, and operational support
UX/UI experience, including user-centered design, accessibility standards, design systems, reusable component libraries, and Figma design tokens; exposure to OpenFin or similar desktop container technologies is a plus
Exposure to AI-assisted engineering, prompt-based development, and productivity tools that improve delivery quality, code maintainability, and team efficiency

Responsibilities

Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools.
Ensuring that code is scalable, maintainable, and optimized for performance.
Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.
Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
Stay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth.
Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.
Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.
Advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness.
Collaborate closely with other functions/ business divisions.
Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function.
Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes.
Lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments.
Identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes.
Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.
Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.
Take ownership for managing risk and strengthening controls in relation to the work done.
Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.
Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.
Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively.
Communicate complex information.
Influence or convince stakeholders to achieve outcomes.