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【Fukuoka/Application Engineer】Development and operation of online payment platform

【Fukuoka/Application Engineer】Development and operation of online payment platform

Fukuoka

Fulltime

Large Scale Company

Listed Company

Own Products/Services

Many Foreign Employees

Industry: Major Fin-tech Company

IT Skills: Java, Spring, Nginx, Git, Shell Script

Working hours: Fixed Time System

Salary: 5 Million yen〜8 Million yen

Job Description: ■About the Department The company’s comprehensive online payment service is one of Japan’s largest payment platforms, processing over 12 trillion yen annually. This department is responsible for end-to-end operations, from planning and requirement definition to development and operations. To achieve the company’s 25% operating profit growth target, the team is actively involved in building new services and improving existing ones. Since the service demands high quality and reliability, the team balances innovation and stability while maintaining a fast-paced development and operational environment. Note: This position is based in Fukuoka. If you are interested in a position in Tokyo, please refer to a separate job listing. ■Overview The company's payment service is one of the largest payment infrastructures in Japan. You will be in charge of the full phase of system development and operation. ■Role As a leading company in the payment industry, the company's “Comprehensive Payment Service” provides financial services that connect companies and people in all aspects of e-commerce/finance/public as part of an important social infrastructure. For example, the company is promoting many socially influential projects in-house that create new payment platforms and make people's lives more convenient, such as building payment services for online shopping and utility bills, and collaborating with banks/credit card companies on smartphone payments. The domestic payment and financial service infrastructure continues to evolve, and there are many opportunities to be exposed to new technologies such as AI/fraud detection. The Application Engineer supports the company's core service infrastructure and is an important role in the growth of the business. ■Responsibilities Planning of functional additions to in-house payment services, system analysis, and formulation of improvement plans Enhancement of in-house payment services (project management, requirement definition, design development, testing, release and operation) Planning, proposal and development of new in-house payment services *You will be assigned to the department that best suits your experience and aspirations. ■About the Company The company is a Tokyo Stock Exchange Prime Market-listed enterprise that provides payment-centric services in the cashless, FinTech, and DX (Digital Transformation) markets. It offers a comprehensive payment service, "PG Multi-Payment Service," along with various other solutions, serving over 100,000 e-commerce and online businesses—one of the largest market shares in the payment industry. With the continued growth of e-commerce and cashless transactions, the market is experiencing steady upward growth. The company operates in a stable business environment while continuously creating new value to drive further expansion. ■Work Environment The System Division is divided into five departments, each of which is responsible for the development and operation of services such as EC/DX support services, services for financial institutions, public services, deferred payment, remittance, and digital payroll services. ■The Four Key Advantages of Being a System Engineer at the Company 1. Work in a Growing Industry and a High-Growth Company The company operates in the rapidly expanding payment industry and has achieved 17 consecutive years of revenue and profit growth since its IPO. With a target of 25% annual operating profit growth, the fast-evolving environment offers continuous opportunities for new challenges. 2. Contribute to One of Japan’s Largest Payment Platforms The company provides essential payment infrastructure, supporting online shopping, utility bill payments, and other critical transactions. By working on a platform that processes over 13 trillion yen annually, engineers can shape the future of digital payments. 3. Drive Innovation with In-House Product Development As an engineer in a business-driven company, you will have significant autonomy in development. With a focus on both speed and quality, the company continuously refines its PDCA cycles, ensuring that its products meet market and customer needs faster than competitors. 4. Become a Full-Phase, Full-Stack Engineer Because the company develops its own products entirely in-house, engineers have diverse opportunities within the organization. Whether leveraging past experience or exploring new technical domains, engineers can shape their careers based on their ambitions, with opportunities to gain full-stack expertise. ■Technology used Language: Java/PHP/Perl/Vue.js/Swift Framework：Spring Boot Server: Linux/Windows/vmware/Fargate(ECS)/EC2/Lambda DB: Oracle/MySQL/PostgreSQL/Aurora(MySQL,PostgreSQL)/ElastiCache(Redis,Memcached)/DynamoDB/DocumentDB Others: Atlassian Confluence/Atlassian Jira/Microsoft Teams ■Recruitment Background In order to achieve 25% annual growth in operating profit in the rapidly changing cashless market, the company is looking to expand its organization of engineers with the skills and experience to constantly provide new value to the market and customers. ■What You Can Gain ・System Development Expertise You will lead the development of payment services provided by the company as a service. Many of the services are a combination of open source technologies and products such as Java, Spring, Tomcat, and nginx. The company emphasizes in-house development, so engineers will develop their own technical skills as well as a sense of balance in organizing the team. Waterfall, Agile, and Hybrid development methods are used for each service. ・Fast-Paced, Agile Work Environment In this rapidly changing payment industry, the company promotes decision-making, planning, and implementation with a sense of speed that large companies do not have. Engineers are always required to be agile and ready to take on new challenges. ・Growth as a Technologist and Professional Building a payment service requires a deep knowledge of payments. It also requires a constant interest in new technologies and utilizing them to enhance the usability of the service. You will be able to enhance your knowledge, skills, and management abilities by working with a diverse group of experts. In addition, a high level of speed, quality, security, and performance is required in order to expand market share in the future, so you can grow both as an engineer and as a person. ・Management skills to build the company's own services Against a background of growing interest in FinTech and advanced financial services in society, many projects are planned to plan and develop new payment services in collaboration with large banks such as major and regional banks and large public customers. In cooperation with customers and vendors, you will manage projects lasting from six months to a year and lasting dozens to hundreds of man-months. You will gain experience working with a wide variety of stakeholders, including card companies and banks.

Required Skills: 【MUST】 Experience in web application system development using Java or other open-source languages [Particularly] Proficiency in the following development technologies: - Java, Spring, Shell Script, Linux Experience in developing applications using RDBMS 【WANT】 *Meet any of the following Experience in developing e-commerce web applications (payment-related projects are a plus) Background in large-scale e-commerce (mall) businesses or their system development companies Experience working on front-end or back-end systems for financial institutions or credit card companies Hands-on experience in upstream processes (requirement definition, basic design) Experience managing external vendors and project members (SIer experience is welcomed) Experience building web applications using Java, Spring Framework, Spring Boot, nginx, etc. Experience using version control systems such as SVN, Git Experience in smartphone app development using Java, Swift, or Objective-C *For whom: Enthusiastic about Generative AI and the latest IT technologies/tools, contributing to the company’s initiative to become the No.1 AI-driven enterprise group 【Ideal Candidates】 Proactive and positive, willing to learn from failures Strong communication skills, enabling smooth collaboration with colleagues Deep sense of responsibility and commitment to completing projects User-focused mindset, capable of evaluating system requirements from an end-user perspective Self-motivated problem solver, actively identifying and resolving issues Curious about new technologies and constantly striving to improve skills Experienced in all project phases (from requirement definition to operations) Capable of managing and executing multiple projects simultaneously

Required Language Skills