Software Engineer III - iOS

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level.

As a Software Engineer III at JPMorgan Chase within the Consumer & Community Banking line of business, you serve as a seasoned member of an agile team, designing and delivering trusted, market‑leading technology products in a secure, stable, and scalable manner. You are responsible for implementing critical technology solutions across multiple technical domains and business functions, directly supporting the firm’s strategic and operational objectives.

Job responsibilities

• Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or breakdown technical problems
• Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems
• Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team effectiveness.
• Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation.
• Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development
• Gathers, analyzes, synthesizes, and develops visualizations and reporting from large, diverse data sets in service of continuous improvement of software applications and systems
• Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture

Required qualifications, capabilities, and skills

• Formal training or certification on software engineering concepts and 3+ years applied experience
• Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages
• Hands-on experience using enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, test creation, troubleshooting, or documentation) with demonstrated ability to critically evaluate, validate, and refine AI-generated outputs for correctness, performance, and security.
• Understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; ability to guide peers on safe and effective usage within team practices.
• Design, build, and maintain iOS SDKs (Swift/Objective-C) with clean public APIs, semantic versioning, and backward compatibility.
• Own SDK architecture & packaging (modular design, dependency management, SPM/CocoaPods), optimizing for simple adoption.
• Enforce best coding standards: SOLID/protocol-oriented design, readability, documentation, and strong code review practices.
• Deliver high performance & stability: thread safety, efficient memory management, caching strategies, and minimal app footprint.
• Build secure networking and data protection: TLS best practices, safe serialization, Keychain usage, and secure local storage patterns. Overall knowledge of the Software Development Life Cycle
• Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security and Provide strong developer experience & release ops: sample apps, API docs, migration guides, changelogs, deprecation policy, and support.

Preferred qualifications, capabilities, and skills

• Preferred hands-on Security SDK experience (mobile threat defense, anti-tamper/anti-debug, jailbreak/root detection, RASP concepts).
• Preferred working with security signals (device integrity, app integrity, runtime environment, anomalous behavior) and signal scoring.

• Preferred knowledge of attestation and integrity mechanisms (e.g., Apple App Attest / Device Check concepts) and secure token handling.