Software Engineer III

Company: American Express

Location: Mid Sussex, England, United Kingdom

Work arrangement: Hybrid

Employment type: Full-time

Experience: 5-10 years

Education: bachelor degree

Visa sponsorship: Offered

Posted: 2026-10-30

Responsibilities

You will build core features for card transaction systems on a distributed hybrid cloud platform as part of an agile team. You will also collaborate with stakeholders to analyze requirements and drive innovation using modern development practices.

Requirements

Candidates must have a degree in Computer Science or equivalent experience along with strong proficiency in Java or Go. You should have hands-on experience with distributed micro-service architectures, cloud platforms, and modern DevOps tools.

Skills

  • Java
  • Spring Boot
  • Microservices
  • Distributed systems
  • Cloud native applications
  • Kubernetes
  • Docker
  • Kafka
  • NoSQL
  • RESTful APIs
  • Agile
  • DevOps
  • CI/CD
  • Jenkins
  • GitHub
  • Go

Benefits

  • Competitive base salaries
  • Bonus incentives
  • Retirement savings plan with 6% company match
  • Financial coaching
  • Medical insurance
  • Dental insurance
  • Vision insurance
  • Life insurance
  • Disability benefits
  • Parental leave
  • Wellness centers
  • Counseling support

About this role

The Enterprise Technology Services organization partners with every part of the
American Express business to power the company’s growth and innovation with
trust and efficiency, and drive competitive differentiation with speed. We
support the delivery and operations of technology, digital, and data
capabilities, platforms, and services globally. Specifically, our team is
responsible for the company’s technology engineering, architecture, and
infrastructure, providing 24x7 support to ensure an uninterrupted, high-quality
experience for customers and colleagues. We also provide product management for
core enterprise platforms, and lead technology risk and information security,
enterprise data governance and platforms, digital product and design, and
enterprise AI platforms on behalf of the company. 

Joining Amex Tech means discovering and shaping your contribution to something
big. Here, you can work alongside talented tech teams and build a unique career
with the Powerful Backing of American Express. With a range of opportunities to
work with the latest technologies, and a commitment to back the broader
engineering community through open source, our mission is to power your success.
Because Amex Tech is powered by our technology, our culture, and our colleagues.

The Technology organization enables and accelerates the company’s growth
strategies, delivering global capabilities and services in support of Amex’s
customers and colleagues, while maintaining 24/7 servicing and availability to
ensure an uninterrupted, high-quality customer experience. Technology provides
the foundation for everything we do in the company while driving differentiation
through building and leveraging innovative technology and data insights.

The Global Merchant and Network Services Technology (GMNST) organization at
American Express is responsible for modernizing the payments network to enable
next-generation payments products. The team creates flexible merchant platforms
to acquire, bill, pay, service and foster innovation, while enabling a payments
ecosystem to connect and authenticate parties seamlessly and securely

American Express is making strategic investments in new card network products
and platforms to allow the company to meet its ambitious global growth agenda.
Card Network platform is a distributed near real time low latency system that is
always available and highly resilient, processing transactions from around the
world 24x7, 365 days a year. American Express Global Card Network Platform
authorizes and processes all of the company’s customer card transactions.

RESPONSIBILITIES

As an Engineer, you will be a responsible to build core features and functions
of card transaction systems on distributed platform deployed in hybrid cloud.

* You will be a core member of an agile team driving the latest development
practices, writing code and unit tests, working with API specs and
automation.

* You will be using Java Technologies – Vertx, Spring MVC, Spring Data and
Spring Boot and RESTful micro services.

* Lead a culture of innovation and experimentation, engage in fun and
outcome-oriented culture, and always be ready to try new concepts without
fear of failure.

* Collaborate with peer technology and development teams across different
locations.

* Identifying opportunities for adopting new technologies

* Work along with stakeholders to understand and analyze the requirements.

QUALIFICATIONS

* Computer Science, or equivalent degree or industry experience.

* Good years of software development experience in a professional environment.

* Strong OOPs concepts, concurrency, exception handling etc.

* Data structures and Algorithms, Strong OS fundamentals, Advanced Java
concepts

* Strong development experience using languages Java/ Go. Keen understanding of
how to build highly performant systems with such languages.

* Hands on experience in building distributed micro-service systems, experience
with Service Mesh products/frameworks like such as Envoy, Linkerd, Istio,
gRPC/ProtoBuf; Distributed System Management/tracing and monitoring such as
Zipkin/Jaeger, ELK Stack, Prometheus

* Have experience in designing and building Cloud native applications.
Experience in cloud platforms like Docker, Kubernetes, OpenShift are a plus.

* Experience in using NoSQL databases and distributed messaging systems such as
Redis, Kafka, Couchbase, Cassandra in the context of low latency and high
transaction volume systems.

* Experience with Continuous Integration/Continuous Deployment tools such as
Jenkins, GitHub

* Experience working in DevOps teams and Scrums.

* Ability to learn and deep dive into new technology and business domains,
question status quo and think outside of the box.

* Proficient oral and written communication skills.

* Depending on factors such as business unit requirements, the nature of the
position, cost and applicable laws, American Express may provide visa
sponsorship for certain positions.

Depending on factors such as business unit requirements, the nature of the
position, cost and applicable laws, American Express may provide visa
sponsorship for certain positions. 

At American Express, our culture is built on a 175-year history of
innovation, shared values 
[https://www.americanexpress.com/en-us/company/who-we-are/]and Leadership
Behaviors, and an unwavering commitment to back our customers, communities, and
colleagues. From delivering differentiated products to providing world-class
customer service, we operate with a strong risk mindset, ensuring we continue to
uphold our brand promise of trust, security, and service.

As part of Team Amex, you’ll experience our powerful backing with comprehensive
support for your holistic well-being and many opportunities to learn new skills,
develop as a leader, and grow your career. Here, your voice and ideas matter,
your work makes an impact, and together, you will help...

About American Express

Financial Services · 10,001+ employees · headquartered in New York, NY

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