Senior Frontend Developer (Flutter)

About Zimble Systems The banking and financial sectors are ripe for disruption. For too long, innovation has been slowed by massive capital requirements and complex legacy systems. Zimble Systems is on a mission to change that.

We are building a next-generation cards and payments processor from the ground up to redefine how financial institutions approach card issuance and processing. We are introducing a unique, incremental modernization model that enables clients to transform their infrastructure step by step-reducing costs while unlocking powerful new revenue streams. By democratizing access to the payments ecosystem, we are accelerating innovation and breaking down long-standing industry barriers.

Zimble Systems is currently in stealth mode, seed-funded, with a robust runway of 2+ years, and is actively building its core engineering team. This is a rare opportunity to join at an early stage and have a direct, tangible impact on our product, culture, and long-term success. Role Description This is a full-time Frontend Developer role in an on-site/hybrid role based in Kochi.

The Frontend Developer will be responsible for developing, optimizing, and ensuring responsive design across web functionalities. Core responsibilities include collaborating with back-end developers, implementing software development best practices, and delivering user-friendly interfaces. The role requires a hands-on approach and teamwork to build scalable solutions.

Work Mode: Hybrid/ in-office Location: Kochi, Kerala What You'll Do: Design and build elegant, responsive, and cross-platform user interfaces for our financial platform using Flutter , targeting both Web & mobile ( Android/iOS ) from a single codebase. Implement modern UI/UX principles, including Material Design 3 guidelines and Canonical Layouts , to ensure a consistent and intuitive user experience across all devices and screen sizes. Leverage Flutter's advanced features, such as automated code generation (e.g., build_runner, freezed, json_serializable), to improve code quality, efficiency, and maintainability.

Collaborate closely with backend developers to integrate with RESTful APIs and ensure seamless data flow. Translate complex financial workflows into simple, user-friendly experiences, applying a strong product mindset. Technical Skills: Proven experience in developing and deploying cross-platform applications with Flutter .

Strong proficiency in Dart and a deep understanding of the Flutter framework (widgets, state management, routing). Hands-on experience building and releasing applications for both Web and native mobile platforms ( Android and iOS ). A strong eye for design and practical experience implementing Material Design 3 .

Experience creating adaptive layouts using Canonical Layouts for a seamless experience on mobile, tablet, and desktop. Experience with automated code generation tools within the Flutter ecosystem (e.g., for serialization, data classes, or routing). Understanding of mobile security best practices Core Competencies Product Mindset: You prioritize user experience and business value in every decision Analytical & Problem-Solving Skills: You can translate complex business logic into clean, scalable mobile solutions Proactive & Resourceful: You take ownership and drive tasks independently Leadership & Mentorship: You guide junior developers and drive engineering excellence Excellent Communication: You collaborate effectively with designers, product managers, and backend engineers Why Join Zimble?

Foundational Role: Be an early contributor in a seed-stage startup and shape both technology and culture Expert Leadership: Learn from leaders with decades of experience from HSBC, Amex, Fiserv, and IBM. Our Founder/CTO and CEO bring 20+ years of deep expertise in cards and payments Developer-First Culture: We empower engineers to do their best work through ownership, innovation, and continuous learning High Impact: Your work will directly power a platform set to transform the financial industry Financial Stability: Seed-funded company with a strong 2+ year runway