Senior iOS Engineer, Money Forward Cloud, Fukuoka

**About the company:** Money Forward Minato-ku, Tokyo Money Forward is a fintech startup delivering tools to visualize and improve both individuals'​ and companies'​ financial health. **Responsibilities:** Lead technology selection and architecture design for the iOS application, overseeing end-to-end delivery from design and development to operations. Collaborate closely with Product Managers, UI/UX Designers, and Backend Engineers to flesh out ambiguous requirements through prototyping and technical spikes (including identifying non-functional requirements and technical risks). Build and continuously optimize development workflows leveraging Generative AI and AI agents to accelerate delivery velocity and improve engineering quality. Balance release quality, technical debt, and development speed to continuously improve product reliability (including test automation in partnership with QA). Elevate team technical capabilities and mentor team members through architectural design reviews, code reviews, and introducing industry best practices. Expand technical impact beyond iOS by contributing across boundaries, including API design and integration (Ruby on Rails / GraphQL). Contribute to cross-organizational engineering initiatives and knowledge sharing within the company-wide mobile engineering community. Requirements 5+ years of professional experience developing iOS applications using Swift (or equivalent depth of experience). Proven track record leading iOS app architecture and tech stack selection, with end-to-end ownership from commercial release to ongoing production operations. Hands-on experience driving test automation (e.g., XCTest or equivalent frameworks). Daily practical experience integrating Generative AI tools (e.g., Claude Code, Cursor, GitHub Copilot) into development workflows to measurably boost productivity and code quality. Experience delivering software within Agile/Scrum team environments. Proven ability to build consensus with cross-functional stakeholders and proactively push projects forward. Nice to haves While not specifically required, tell us if you have any of the following. Business-level Japanese proficiency. Deep understanding of iOS build systems and hands-on experience building/maintaining mobile CI/CD pipelines. Experience building internal developer tooling or optimizing workflows using AI agents and MCP (Model Context Protocol). Practical experience developing iOS applications consuming GraphQL APIs. Experience modularizing large-scale iOS applications to accelerate build times and streamline team collaboration. Experience managing dependencies and designing scalable architectures (e.g., Clean Architecture) in multi-module environments. Full-stack or cross-boundary engineering experience involving backend frameworks (e.g., Ruby on Rails). Experience serving as a Tech Lead, guiding technical direction and mentoring engineers. Experience building B2B SaaS or enterprise productivity applications. Active contributions to open-source software (OSS). Compensation ¥8,004,000 ~ ¥11,004,000 annually. **Requirements:** 5+ years of professional experience developing iOS applications using Swift (or equivalent depth of experience). Proven track record leading iOS app architecture and tech stack selection, with end-to-end ownership from commercial release to ongoing production operations. Hands-on experience driving test automation (e.g., XCTest or equivalent frameworks). Daily practical experience integrating Generative AI tools (e.g., Claude Code, Cursor, GitHub Copilot) into development workflows to measurably boost productivity and code quality. Experience delivering software within Agile/Scrum team environments. Proven ability to build consensus with cross-functional stakeholders and proactively push projects forward. **Nice to have:** While not specifically required, tell us if you have any of the following. Business-level Japanese proficiency. Deep understanding of iOS build systems and hands-on experience building/maintaining mobile CI/CD pipelines. Experience building internal developer tooling or optimizing workflows using AI agents and MCP (Model Context Protocol). Practical experience developing iOS applications consuming GraphQL APIs. Experience modularizing large-scale iOS applications to accelerate build times and streamline team collaboration. Experience managing dependencies and designing scalable architectures (e.g., Clean Architecture) in multi-module environments. Full-stack or cross-boundary engineering experience involving backend frameworks (e.g., Ruby on Rails). Experience serving as a Tech Lead, guiding technical direction and mentoring engineers. Experience building B2B SaaS or enterprise productivity applications. Active contributions to open-source software (OSS). **Compensation:** ¥8,004,000 ~ ¥11,004,000 annually.