Software Engineer - Java (Cambridge)

Global Payment Holding Company; Cambridge; On-site; GBP 70,000 - 100,000; Full time

Job summary

Global Payment Holding Company is seeking a Software Engineer - Java to join our WPG team. You will design and develop Java-based solutions for a high-capacity payments gateway, focusing on robustness and security to support over 800 transactions per second and 10 million payments daily.

Work with UK and US engineers, QA, and release teams in an agile environment, contributing to code quality, design patterns, and continuous improvement.

Qualifications

• Secure, clean and testable Java-based distributed applications in a Linux development environment.
• Relational database concepts (Oracle) and architecture knowledge.
• Ability to prioritise and collaborate within a team under pressure.
• Experience with large codebases and version control systems.

Responsibilities

• Design and develop Java-based solutions for a high-capacity payments gateway.
• Collaborate with UK and US engineers and QA teams.
• Follow agile practices and contribute to code reviews and retrospectives.
• Contribute to the SDLC from design through release and operation.
• Maintain robust, secure and scalable payment platforms.
• Occasional release support outside normal office hours.

Skills

Java

HTML

CSS

JavaScript

REST APIs

Spring Boot

JBoss

J2EE

JSP

Servlets

Gradle

Maven

Oracle

SQL

Networking

Git

GitHub

Linux

Job description

Ready to take your career global?

Make your mark at one of the biggest names in payments. We’re looking for Software Engineer - Java to join our ever-evolving WPG team and help shape the future of global commerce. Whilst web development skills are crucial, a background payments and fintech would be extremely beneficial.

What you’ll own

You will be working on one of the largest-by-volume global payment platforms in the world, focussing intensively on robustness, security, and capacity that can process over 800 transactions every second and exceeding 10 million successful payments every day.

• Design and develop solutions in Java, SQL, and PLSQL to ecommerce payments gateway as part of a team, in line with: The needs of a high-capacity mission-critical 24/7 service with 5 nines uptime
• Product specifications and drivers of business value
• Worldpay architectural and software engineering principles
• Department standards and practices e.g. code quality, agile ways of working, technical debt control
• Closely partner with the software and quality assurance engineers in the team through code reviews, knowledge sharing and mentoring
• Active collaboration with engineers in UK and US
• Active contribution to retrospectives, resolution of technical debt, and improvements to team and department working practices
• Periodic availability outside normal office hours for release support and deployment
• Working collaboratively along the whole SDLC – with colleagues in the team, solution designers, release team, support and the business to refine, release and run the software solutions

What you’ll bring

• You will have the ability to build secure, clean and testable Java-based distributed applications in a Linux development environment
• You will have a firm grasp of relational database concepts (e.g. Oracle), appreciation of architecture and knowledge of industry design patterns
• You will have a dynamic can-do attitude, with the ability to work collaboratively within a team to drive continuous improvement and being able to prioritise under pressure
• You will take pride in your work and encourage others to do the same
• Experience with large code bases and version control systems
• Experience with Linux as a development and production environment

Skills in the following areas are considered essential:

• Java
• HTML
• CSS
• JavaScript
• REST APIs
• Spring Boot
• JBoss
• J2EE, JSP, Servlets, etc.
• Gradle or Maven
• Databases (Oracle) DDL and SQL
• Basic Networking
• Git & GitHub
• Linux (bash, ksh, ssh, etc.)

Experience in the following areas would be nice to have:

• C/C++
• Payment technologies (APACS, IFSF, Google Pay etc.)
• Exposure to Angular, AlpineJS, Bootstrap
• Database tools: Toad, DBeaver, SQL Developer
• IDEs: VS Code, Eclipse, etc.
• Typescript
• TLS, PKI – certs etc. Keyfactor, Sectigo.
• Apache config
• Containers (Docker, Podman, etc)
• Testing tools: Selenium, JUnit
• Data formats: XML, JSON, YAML
• AWS, Azure, Cloud etc.
• Login Authentication (SSO, MFA)
• CI/CD Pipelines
• Security scans, Snyk, Checkmarx, etc.

It’s a bonus if you have knowledge of the following:

• A keen interest in innovation, using techniques like BDD, best-of-breed software engineering practices and tools, with an ability to communicate clearly their advantages with your peers, stakeholders and end users
• A keen interest in AI and ability to use any AI tool in your day-to-day job
• Some familiarity with agile frameworks and methodologies (Scrum, Kanban, SAFe), and knowledge of their various advantages and pitfalls
• Any experience of working in a global online business/knowledge of cryptography and secure inter-application communication principles/high availability, high capacity, mission-critical systems, etc.

About the team

You will join one of our cross-functional teams containing developers, testers, scrum master, product owners and analysts. Each team has its own territory and backlog which it owns from kick-off to post-live. The teams follow agile practices which may be Scrum, Kanban or SAFe, adapted according to need. We integrate and deliver continuously, and so keep the feedback loop between product, development, test and end-users tight and responsive. We target fast feature development on our best-of-breed global payments platform.

What makes a Globalpayer?

Globalpayers think like a client, act like an owner and win as one team. We’re curious and innovative – always finding better ways to deliver impact. We empower each other to make decisions, and it’s our passion that drives excellence in everything we set out to do.

Does this sound like you? Then you sound like a Globalpayer.

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