JAVA SYSTEMS ARCHITECT Full Time

JOB BRIEF

We are a global online payment processing business delivering country specific payment technologies for over 60 payment methods in over 180 countries.  Our market leading products, incorporating real-time Fraud, Risk, Least Cost Routing capabilities, and KYC analytics, sets us apart from the competition. Our PCI level 1 certified Online Payment platform facilitates real time, bespoke analytics to tackle online fraud, identify the best route to process the payment and ensure that the customers support process is user friendly. Best practice and performance analytics have been optimised by harnessing merchant customer data, payment history and external databases.

Working with a number of large blue chip organizations, the Group has built a unique solution that enables the client to process payments in a bespoke way that is independent from the Acquirer selection.  The business established itself in the gaming industry by assembling a team of experts from Gaming, Fraud, Risk, Banking, IT & Compliance to create a “greenfield” solution specifically tailored, from a merchants perspective, to address the challenges of Online Gaming but applicable to any industry

The payment processing platforms offer multiple payment solutions that enable PCI compliance integrated with a suite of fraud reporting and detection tools.  These services are all accessible via one API integration that can be tailored to enhance the customer experience and improve revenue performance.

The hosted services are located in an Active-Active environment across multiple data centers across UK, Asia and the USA, with the system addressing the unique challenges of a virtual marketplace, with N+1 expansion capabilities. In addition real-time fraud, AML & KYC capabilities are also tailored to merchants’ needs

You will:

• Be Full time Monday-Friday 9-6, reporting to the Head of Development for all aspects of the SDLC.
• Have an attractive, comprehensive package with clearly defined career progression.
• Receive robust on-the-job training and mentoring within a large team of Java Developers experienced in Banking and Payments.
• Be part of a team of developers in the design and development of front-end and backend applications.
• Conduct system design activities and reviews of detailed application module specifications, classes, and other software components.
• Ensure that architectural solutions meet technical and functional requirements.
• Improve existing system architecture and participate in engineering reviews to determine any anomalies.
• Review change requests and estimate the SDLC effort.
• Review existing processes and practices to identify areas to improve and automate, from change assessment to deployment and monitoring.
• Manage platform technical documentation to ensure it is complete and accurate.
• Assist in estimating resource/time allocations for current and projected development needs.
• Work with Business Requirements and liaise with the DBAs to create robust designs.
• Assist in diagnosing production problems as part of OOH 24×7 Support role.
• Contribute estimates for the technical costs of projects for clients and project managers.
• Confer with clients to identify requirements (e.g., data, information needs, processing, specific output, functional and development of test data), and determine their desired outcomes. From there, create the system designs with options.
• Provide feedback to project management regarding all technical aspects of implemented projects, which includes aligning with established budgets and timeframes, and providing technical guidance throughout the SDLC.
• Analyse, design, and document information to create the applicable statement of work and the associated deliverables.
• Pro-actively analyse and review emerging technologies, changes in the industry and the business functions of various clients, in order to determine if the advanced applications fit the needs of changing strategies, goals and objectives (Develop and maintain technical knowledge through training, classes)
• Mentor new or junior engineers on business knowledge, systems, and in technical skills
• Enforce the SDLC process, ensuring business requirements contain no solutions/designs.
• Pro-actively and rigorously govern and enforce development best practice and standards.
• Maintain regular training for Sun CERT Secure Coding Techniques, OWASP Mitigation and Testing
• Take part in, and propose pro-active actions during code review processes
• Pro-actively provide security expertise (including PCI) and guidance. Rigorously adhere to, and enforce, InfoSec Policies & Procedures and Acceptable Use Policy
• Ensure support for a PCI Compliant SDLC including Change Management process and procedures. (Knowledge ITIL v3 ITSM methodology or similar is a bonus)
• Work with Client Developers in providing support for Integration projects – this can also involve travel to customer premises

REQUIREMENTS

You will have:

• A BA/BSc degree in computer science or equivalent, and at least 7 years of industry experience, including architect-level experience.
• Hands-on experience in the development of IT systems
• Familiarity with software development processes (RUP, XP, Agile)
• Significant experience of Java / IT systems development best practice
• Experience with developing N-Tier, SOA and/or Microservices architectures
• Experience with UML
• A working knowledge of network protocols including HTTP, DNS, SSL/TLS, SSH and be proficient in RDMS performance and have familiarity with Oracle
• Significant experience of GoF design patterns, Enterprise design patterns, OO and functional programming.
• Hands-on experience coding modern, scalable enterprise IT systems  Experienced in Linux and bash. Familiar with Windows
• Proficiency in one or more container technologies, like Docker, CRI-O, orchestration technologies like Docker Swarm, Apache Mesos, Kubernetes, Openshift OCP, etc
• Significant experience in Java in enterprise environments, including Spring Boot
• Experience in security systems, and be able to architect new PKI (digital signatures) and JWT (session) implementations
• Experience of creating UML and Visio diagrams for architectures and designs, together with clear exposition
• Experience with REST, Spring MVC, SQL, ORM frameworks, optimising RDMS security and performance  ESB and OSGi, e.g. Apache Camel, JBoss Fuse, Kafka, etc.
• Experience with Tomcat, Jetty, Active MQ (or equivalent) HTML5, JSON, YAML, XML, XSD, XPath Git, Devops, Maven, Artifactory

Proven Abilities: 

You Will Have:

• Experience working with teams who are used to dealing with the user community. An excellent team player, and able to co-operate with remote teams and familiar with a matrix reporting structure
• Flexibility and be willing to proactively advocate new technologies, to implement new processes, and to receive instruction
• Strong Web application development and analytical (i.e. requirements gathering) skills, as well as the ability to learn and explain new technologies and an understanding of IT infrastructure
• Have the ability to work independently, assist team members in their development strategies, prepare report to track progress as required, conduct training, and prepare training materials
• Excellent organisational and documentation skills and be able to ensure that systems are understood by developers, testers and by non-technical stakeholders
• Superior written and verbal communication skills and the ability to present technical terminology to internal clients of all levels, as well as external vendors occasionally
• Hands-on experience of software development for highly available transactional systems
• Have experience of Unit, System, Load and other performance testing on a variety of platforms
• Prior understanding of financial systems and payment processing is desirable
• Good communication skills internally and across customer base; enough to promote and enforce best practices and establish guidelines
• Experience of working well under pressure, on occasion, when tight deadlines are in place