11+ UML Jobs in Mumbai | UML Job openings in Mumbai

Job Responsibilities:

- Design and develop high-volume, low-latency applications for mission-critical systems, delivering high-availability and performance.

- Contribute in all phases of the development lifecycle: concept, design, build, deploy, test, release to app stores and support.

- Diagnose performance issues, fix bugs (including crashes and ANRs) to increase the functionality of the application.

- Write well designed, testable, efficient code.

- Ensure designs are in compliance with specifications

- Prepare and produce releases of software components

- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review

Desired Profile :

B.Sc. (CS or IT) + MCA/ BCA + MCA/ B.Tech. /B.E. (CS or IT) .

Experience required- 1 - 2 years

- Subject Proficient in Java/Kotlin programming

- Knowledge and experience in Flutter Framework and DART programming

- Hands on experience in using RESTful APIs

- Hands on experience in designing and developing micro-services architecture and containers

- Object oriented analysis, UML and design using common design patterns.

- Hands on experience in development IDE Android Studio, Android SDK, Firebase Test Lab

- Experience with offline storage, threading, and performance tuning

- Familiarity with push notifications

- Familiarity with IOS integration with Flutter

- Experience using GitHub or similar environment

- Complete understanding of SDLC

- Experience with Agile development

- Experience with Material Design and Android UI design principles, patterns and best practices

- Good knowledge of adding third-party libraries for Eg. Twilio

- Ability to understand business requirements and translate them into technical requirements

What We Expect:

• Min 3 years of mobile development experience, with Flutter & Dart.
• Proven ability to build and scale real-time, high-performance fintech applications.
• A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.
• Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).
• Hands-on experience with real-time data streaming, push notifications, and WebSockets.
• Strong expertise in security, encryption, and compliance—you know fintech demands precision.
• A track record of integrating RESTful APIs, GraphQL, and third-party services into flawless mobile apps.
• A mindset that thrives under pressure—we work fast, and we expect results.
• Lead the development of world-class fintech mobile applications that redefine user expectations.
• Architect and optimize blazing-fast, low-latency Flutter applications for financial markets.
• Work with designers, backend engineers, and product teams to craft seamless, intuitive, and ultra secure user experiences.
• Solve hard problems at scale—whether it’s optimizing performance, reducing load times, or ensuring absolute security.
• Push the boundaries of mobile fintech innovation, from AI-powered insights to predictive analytics.
• Own your work end-to-end—no excuses, no hand-holding, just results.

Must-Have Skills:

• Min 3 years of mobile development experience, with 2+ years in Flutter & Dart.
• Proven ability to build and scale real-time, high-performance fintech applications.
• A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.
• Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).
• Hands-on experience with real-time data streaming, push notifications, and WebSockets.

Why Join Us?

• Work with some of the sharpest minds in fintech and mobile engineering.
• Build products that traders, investors, and financial professionals rely on daily.
• A culture that values bold innovation, fast execution, and pushing boundaries.
• Expect challenges, high expectations, and relentless pursuit of excellence.
• Take complete ownership—from ideation to deployment, every pixel and every line of code should scream excellence.
• Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the future of fintech mobile applications.

Qualifications:

· Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field, or equivalent experience.

· Experience: Minimum of 5 years of experience in iOS development with a strong portfolio of released applications that can be shared for review.

· Technical Skills:

o Proficiency in Swift and Objective-C.

o Solid understanding of object-oriented programming

o Knowledge of memory management and multi-threading

o Experience with embedded databases and other system data stores

o Strong understanding of iOS frameworks such as UIKit, Core Data, Core Animation, and Core Graphics.

o Good  knowledge of performance limits and characteristics

o Good sense of UI design execution principles

o Experience with RESTful APIs, JSON, and third-party libraries to connect to backend services.

o Knowledge of mobile app architecture patterns such as MVC, MVVM, and VIPER.

o Experience with version control systems, preferably Git.

o Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.

o Implementation of automated testing platforms and unit tests, benchmarking and optimization 

o Understanding of Apple’s design principles and interface guidelines.

We are looking for a Senior React Native developer with 5 - 6 years of experience, in building performant mobile applications on Android & iOS platforms. You will be responsible to Architect, build React Native applications.

We are a fast growing product based startup operating out of Chennai.

Responsibilities

• Build pixel-perfect, buttery smooth UIs across Android and iOS.
• Technical design of complex mobile applications
• Leverage native APIs for deep integrations with both platforms.
• Translating designs and wire-frames into high quality code
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Maintain code and write automated tests to ensure the product is of the highest quality.

Requirements

• 5-6 years of demonstrable experience in designing and developing mobile apps using react-native.
• Ability to write well-documented, clean JavaScript code
• Rock solid at working with third-party dependencies and debugging dependency conflicts.
• Familiarity with native build tools, like XCode, Gradle, Android Studio and Visual Studio Code.
• Understanding of REST APIs, the document request model, and offline storage.

Below are a few perks of joining our team:

• Competitive salary
• Fully remote job
• Creative Problem Solving and Entrepreneurial Thinking
• Fast-Paced Environment
• Consistent Engagement from Senior Leadership

What will you do? –

• Developing high quality native mobile experiences for our products – with a focus on UI/UX, simplifying complex use cases so that a non-expert can succeed
• Experience with Flutter.
• Knowledge of the latest mobile app development concepts, trends, software design patterns, usability, and HCI guidelines for mobile apps.
• Practical experience in consuming RESTful APIs

About the Job –

• 2+ years in mobile software development.
• Have two or more iOS/Android apps developed with Flutter. Either deployed on the AppStore/Google Play or available on GitHub.
• Design and build sophisticated and highly scalable apps using Flutter.
• Build custom packages in Flutter using the functionalities and APIs already available in native Android and IOS.
• Translate and build the designs and Wireframes into high quality responsive UI code.
• Explore feasible architectures for implementing new features.
• Resolve any problems existing in the system and suggest and add new features in the complete system.
• Suggest space and time efficient Data Structures.
• Follow the best practices while developing the app and keeping everything structured and well documented.
• Use CI/CD for smooth deployment.
• Document the project and code efficiently.
• Manage the code and project on Git to keep in sync with other team members and managers.
• Ensure security guidelines are always followed while developing the app.
• Consulting with our customer facing representatives about software system design and maintenance.
• Experience with third-party libraries and APIs.
• Understanding of the Agile development life cycle.
• Experience with automated testing and building.
• Experience with Git, Jenkins, or other version control tools.
• Familiarity using version control tools like Git, Subversion etc. and IDEs like Android Studio, VS Code etc.

What do you need? –

• Knowledge of the latest mobile app development concepts, trends, software design patterns, usability, and HCI guidelines for mobile apps.
• Strong communication skills and ability to work in a collaborative environment with remote teams.
• Should enjoy solving tough problems and working with new technologies
• You’ll be partnering with design, product and user research teams to build world class applications.
• You’ll be working in a highly collaborative work environment with high degree of ownership and continuous feedback.
• Have a product mindset, can work with cross-functional teams to identify requirements and convert them to tech specs and action plans
• Have great learning appetite and ready to experiment with new technologies

• Should have 5+ hardcore experience in Android Mobile App development
• Proficient in Kotlin, Android SDK with Location tracking, Route map, Google Map/ Voice API Integration, Regional language support etc.
• Understanding of design patterns and mobile architecture using frameworks such as MVVM / MVC / MVP.
• Familiarity with RESTful APIs and integration and code versioning tools such as Git.
• Problem solver with good analytical skills.
• Passion to work in dynamic, start-up environment.
• Compensation best in the industry

Qualification Required:

• Minimum 2 year of work experience
• Graduate or Diploma in related field
• Relevant experience candidates will be highly preferred

Skills Required:

• Objective c and Swift language Mandatory
• Strong knowledge of Fundamental, Design Pattern,
• iOS framework - Core Data, Core Animation,
• Offline Storage, Threading
• Knowledge of UI / UX Standards, Apple Design Principles and Interface Guidelines
• Understanding of code versioning tool Git
• JSON, Xml Reading, Rest API calling, Push Notification, cocoa pods, cocoa-touch

What to Expect:

• Flexible Approach when working in a team
• Time management skills and ability to do multitasking
• Accuracy and attention to details
• Candidates with self-motivation & Dedicated towards work
• Should be able to handle iOS Development projects from the first day

Benefits:

• Enjoying and friendly work environment
• 21 paid leaves in a year
• Good career growth opportunities and can a long-term association with the organization
• Fixed yearly appraisals based on performance
• No Formal dress code policy (Decent Casuals is ok with us)
• Company follows Flexi hours Policy

About the Role

A highly motivated and passionate individual who has experience in executing end to end web based products and applications; bringing them to production quickly and with high quality. Passionate about building flexible and scalable solutions with an eye for detail and can weigh pros and cons to find best possible solutions. 

Role and Responsibilities

• Collaborate with Product Managers to plan, implement and deliver tasks and modules on a timely basis with best practices and adherence to SOPs.
• Understand the product requirements, ask questions, and gather information and feedback to design and deliver features both on Android and iOS.
• Create a roadmap of tasks to be delivered for both iOS and Android applications in sync, such that new features go to the end-user at same time. 
• Lead the design of Android and iOS applications in a modular fashion with reusable components.
• Proactively identify issues related to memory consumption, battery drain and multi-threading in the application by planning regular tests and analysis.
• Deliver Android and iOS applications with integration to backend services deployed on the cloud with high quality and responsiveness. 
• Create strong practices around test driven development, automating delivery of apps to the marketplace with strong CI/CD practices.
• Manage a highly skilled and efficient team by hiring, keeping the team motivated, and managing performance.
• Play the role of an unblocker in a tight scrum environment. Should be able to help other developers with challenges, problem solving, and help achieve milestones as per plan.
• Prioritize to manage ad-hoc requests in parallel with ongoing projects.
• Hands on with programming with 50%+ of bandwidth going into modules owned.

Skills/Experience

• A highly talented developer with 10+ years of hands-on experience in building apps that have been released to the Play Store(Android) and Appstore(iOS). 
• Demonstrated experience managing teams of 5-10 or more engineers in mobile application teams.
• Strong knowledge of Android, Kotlin, iOS, Swift, Objective C and working with MVVM, MVP, MVC patterns.
• Experience building mobile applications which lean heavily on connecting to cloud services to gather data and stream videos/content. 
• Working knowledge of Xamarin or Flutter (cross platform frameworks) is highly preferred. 
• Practitioner of test driven development practices. Experience in creating and adhering to best practices for development.

Job Title: IOS Engineer (Remote)

Job Description

Remote Working | Engineering Team | Full-time

The Impact you will create on the Job:

Developing SDKs on IOS with support for cross-platform technologies like ReactNative, Flutter along with hybrid development over platforms like Cordova.

Apply data structures and algorithms to optimize the code for a lower memory, battery, and processing footprint - all with the goal to build plug-and-play SDKs that don’t expect the app developers to write any supporting code in the app.

You will be liaising with the cross-functional teams to get an in-depth understanding of the functional requirements and propose scalable solutions.

As an individual contributor, you will tackle some of our broadest technical challenges that requires deep technical knowledge, hands-on software development and seamless collaboration with all functions.

You will envision and develop features that are highly reliable and fault tolerant to deliver a superior customer experience.

You will get an opportunity to work with some of the best talent while learning from various highly-functional teams in the company.

You will collaborate with your team and set an example by delivering high quality and innovative engineering solutions for complex use cases.

Plan and execute the roadmap with the engineering team to build and deliver next-generation systems.

What we look for?

Bachelor’s/Master’s degree in Computer Science/IT from premier institute.

2-4 years of industry experience in iOS development, with at least one live app on App Store.

Good knowledge of Objective-C, Swift 5, data structures and algorithms.

Fair understanding of Native Frameworks, specifically concurrency handling, data persistence (User Defaults, Keychain, Core Data), and background tasks.

Good understanding of iOS Frameworks related to UI and network.

Fair understanding of Apple’s concurrency handling, Core Data, and NS Operation classes.

Familiarity with developing UI with both XIB/Storyboard and code.

Good understanding of SDK integrations, debugging, and troubleshooting.

Interested in exploring mobile app development ecosystems like React Native, Cordova and Flutter.

Comfortable with tackling ambiguous problems and unblocking yourself.

Fair understanding of Push Notification ecosystem.

Skills: swift, objective-c, IOS, Swift 5