Typescript React Software Engineer - Financial Planning

American Express

Location: West Sussex

Job Type: Full time


At American Express, we know that with the right backing, people and businesses have the power to progress in incredible ways. Whether we’re supporting our customers’ financial confidence to move ahead, taking commerce to new heights, or encouraging people to explore the world, our colleagues are constantly redefining what’s possible — and we’re proud to back each other every step of the way.

When you join Team Amex, you become part of a diverse community of over 60,000 colleagues, all with a common goal to deliver an exceptional customer experience every day. Here, you’ll learn and grow as we champion your meaningful career journey with programs, benefits, and flexibility to back you personally and professionally. Every colleague shares in the company’s success.

That’s why we have Amex Flex, our enterprise working model that provides greater flexibility to colleagues while ensuring we preserve the important aspects of our unique in-person culture. Depending on role and business needs, colleagues will either work onsite, in a hybrid model (combination of in-office and virtual days) or fully virtually.

Together, we’ll win as a team, striving to uphold our company values and powerful backing promise to our customers, communities, and each other every day. And, we’ll do it with integrity and in an environment where everyone is seen, heard and feels like they truly belong.

Join #TeamAmex and let’s lead the way together.

We are building a financial planning platform that enables teams to create products at scale and power digital channels to deliver compelling experiences in a dramatically faster fashion. As an Engineer, you will be responsible for building this cutting-edge technology framework that facilitates developer productivity without compromising on quality at enterprise scale.

We look first and foremost for people who are passionate about solving business problems through innovation and engineering practices. You’ll be required to apply your depth of knowledge and expertise to all aspects of the software development lifecycle, as well as partner continuously with your many stakeholders on a daily basis to stay focused on common goals. We embrace a culture of experimentation and constantly strive for improvement and learning. We welcome diverse perspectives and people who are not afraid to challenge assumptions.

Our mission is to accelerate the pace of financial innovation and build new financial products for American Express. Our platform streamlines the process of launching and iterating on financial products.

How will you make an impact in this role?

  • Develop software individually and help improve the team
  • Define and implement components for consumer-facing applications
  • Implement application features in clear, easy-to-understand Typescript
  • Occasionally implement updates to Kotlin API endpoints
  • Develop automated tests for all new features and updates
  • Defect Fixes, Performance Testing, Endurance testing

Minimum Qualifications:

  • BS in Computer Science or equivalent experience
  • Experience writing software professionally at least eight years
  • Knowledge of complex algorithms and applying them
  • Experienced giving code reviews and technical design feedback, with opinions on coding practices and methodologies
  • Must have demonstrated proficiency and experience in the following tools and technologies:

- Typescript / JavaScript

- React / Redux

- Webpack, Webworkers, MaterialUI

- Npm / yarn

- Test Driven Development with jest, cypress, puppeteer, etc

- Modern software engineering tools: git workflows, mock frameworks

Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations.

To complete your application, please click on the links below. However, if you require any assistance with the completion of this process – or need any reasonable adjustments to be made – then please contact the Recruitment Team on recruitment.support.uk@aexp.com

You’ve got this!