Senior Android Developer - Kotlin

Cross Border TalentsRemote — Bulgaria

Remote Full-time

Clicking Apply Now takes you to AutoApply where you can tailor your resume and apply.

Experience Level

Senior

Qualifications

Requirements:Proven experience as an Android Developer proficient in Kotlin, Java, Android SDK, and reactive programming. Strong knowledge of SOLID principles. Experience in publishing applications on the Google Play Store. Familiarity with mobile architecture design patterns such as MVVM, MVC, or MVP. Experience with Firebase integrations. Proficient in using RESTful APIs for Android application integration. Understanding of Google’s Android design principles and interface guidelines. Solid grasp of version control systems such as Git. Familiarity with continuous integration tools like Bitrise or Fastlane. Experience with various testing tools. Adept problem-solver with strong analytical skills.

About the job

Join our dynamic team as a Senior Android Developer specializing in Kotlin, where you will take charge of the design, development, and maintenance of innovative Android applications tailored for a wide array of devices. Your primary responsibility will focus on crafting high-quality mobile applications and seamlessly integrating them with backend services. You will collaborate closely with fellow engineers and developers across various infrastructure layers, making your commitment to collaborative problem-solving and sophisticated design essential for our success.

Key Responsibilities:

Develop clean, efficient code for Android applications.
Monitor and enhance the performance of live applications at the code level.
Identify and resolve bottlenecks, debug issues, and improve application performance.
Conduct unit and instrumentation tests to ensure code integrity.
Work collaboratively with cross-functional teams to define and design new features.
Stay updated with the latest mobile technology trends, applications, and protocols.

About Cross Border Talents

At Cross Border Talents, we strive to connect exceptional talent with innovative companies across the globe. Our commitment to fostering a collaborative and inclusive work environment empowers our team to excel in their roles, ensuring that we deliver outstanding results for our clients. Join us and be part of a forward-thinking company that values creativity, teamwork, and personal growth.

Similar jobs

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, location & role pages.

1 - 20 of 149 Jobs

Search for Android Developer

149 results

Select all on this page (20)

Apply

Senior Android Developer - Kotlin

Cross Border Talents

Full-time|Remote|Remote — Bulgaria

Mar 10, 2022

Apply

Senior Android Engineer - Mobile Platform at SumUp | Sofia, Bulgaria

SumUp

Full-time|On-site|Sofia, Bulgaria

About the Team: As a Senior Android Engineer in the Mobile Platform Squad, you will play a crucial role in the foundation of Mobile Engineering at SumUp. Your team is tasked with developing and maintaining an environment that empowers Mobile Developers to efficiently deliver high-quality products. Additionally, you will provide assistance and support to SumUp employees interacting with our mobile applications. We foster an engineering culture rooted in autonomy, collaboration, and innovation. You will liaise with mobile engineers across the organization as your initiatives will have a widespread impact. The squad is focused on: Maintaining CI/CD pipelines for mobile projects. Creating tools and infrastructure to enhance the developer experience. Supporting and optimizing the codebase across SumUp's mobile applications. Driving long-term technical improvements at scale across the organization. What You Will Do: Shape the core experience for merchants and developers using SumUp’s Android ecosystem. Develop and maintain tools, frameworks, and infrastructure that enhance the consistency, scalability, and reliability of our mobile applications. Collaborate with cross-functional teams, including product management, design, and backend development, to deliver seamless user experiences. Work on CI/CD systems, developer tools, and performance enhancements to streamline mobile development processes. Mentor team members and provide technical guidance across various projects. Uphold high engineering standards and continuously elevate them by introducing new technologies and best practices. Take ownership of technical projects from conception to implementation, ensuring alignment with business objectives and technical standards.

Apr 2, 2026

Apply

Tech Lead for Android Core Product - Sofia, Bulgaria

Speechify

Full-time|On-site|Sofia, Bulgaria

Role overview Speechify is looking for a Tech Lead to oversee Android Core Product development in Sofia, Bulgaria. This position leads a team dedicated to building and improving mobile apps for Android devices. Key responsibilities Guide and support a team of Android developers Set the technical direction for Android projects Ensure mobile applications meet quality standards Help refine and enhance Android app features Location This role is based in Sofia, Bulgaria.

Apr 25, 2026

Apply

Product Designer for Mobile (iOS/Android)

SiteGround

Full-time|On-site|Sofia

Join SiteGround as a Product Designer specializing in mobile app design for iOS and Android platforms. You will play a crucial role in enhancing user experiences by creating intuitive and engaging interfaces. Collaborate with our development team to bring innovative concepts to life while ensuring our brand identity remains consistent across all mobile applications.

Jun 11, 2025

Apply

Junior Mobile Application Developer

accedia

Full-time|On-site|Sofia, Sofia (stolitsa), Bulgaria

Join our dynamic team as a Junior Mobile Application Developer at Accedia! We are on the lookout for a passionate individual who is eager to learn, excels in collaborative settings, and is motivated to grow while sharing knowledge.What to Expect:Engage in a nurturing environment supporting international clients.Diverse projects across various domains and technologies, encompassing the entire software development lifecycle — from developing new features to enhancing existing ones, troubleshooting, participating in testing, and preparing documentation.Collaborate with developers of varying experience levels, analyze technical requirements, propose architectural and design solutions, estimate efforts, and plan tasks effectively.Maintain open communication regarding tasks, requirements, issues, and questions with your team and our clients.Embrace learning opportunities for new technologies through knowledge-sharing initiatives, such as internal training sessions, and aim for professional certifications.

Feb 2, 2026

Apply

Junior .NET Developer Position

Accedia

Full-time|On-site|Sofia, Sofia, Bulgaria

Join our dynamic team at Accedia as a Junior .NET Developer! We are seeking a passionate software developer who is eager to learn and grow in a collaborative environment. You will have the opportunity to work on exciting projects for international clients while enhancing your skills.Your Responsibilities:Engage in a supportive environment while working on diverse projects across various domains and technologies, covering the entire software development life cycle.Collaborate closely with seasoned developers, analyzing technical requirements and contributing to architectural and system design solutions.Effectively communicate tasks, requirements, and any challenges with your team and clients.Participate in knowledge-sharing initiatives, including delivering internal training sessions and pursuing professional certifications.

Mar 4, 2026

Apply

Creative Frontend Gameplay Developer

Evolution Gaming

Full-time|On-site|Sofia

Join Our Innovative Team: We are on the lookout for a dedicated Frontend Gameplay Developer who thrives on creativity and innovation. Your passion for transforming imaginative concepts into engaging gameplay will help us captivate millions of players. This role focuses on understanding the player's journey, enhancing game features, and crafting a thrilling user experience. Flexibility, meticulous attention to detail, and a proactive attitude towards learning are essential qualities we seek.As a candidate, you should have experience in technologies that facilitate the visualization of graphics and animations through code. We need someone who can adeptly convert visual ideas into real-time graphics, ensuring high performance and quality across multiple platforms.

Feb 23, 2026

Apply

C++ Developer at Ubisoft | Sofia

Ubisoft Entertainment S.A.

Full-time|On-site|Sofia

Join the dynamic team at Ubisoft and take your C++ development skills to the next level! As a C++ Developer, you will be instrumental in designing and implementing high-quality software solutions for cutting-edge gaming projects. You will collaborate closely with our talented team of programmers, artists, and designers to create immersive gaming experiences that captivate players around the world.

Mar 20, 2026

Apply

Middle+ Unity Developer (Poker)

jobgether

Full-time|On-site|Bulgaria

jobgether is searching for a Middle+ Unity Developer with experience in Poker game development. This position is based in Bulgaria and centers on building engaging gaming experiences using Unity. Role overview This role focuses on developing and enhancing Poker games. The team values creativity and technical skill, aiming to deliver polished, immersive gameplay for players. Collaboration with other developers and team members is a key part of the work. What you will do Develop Poker games and related features using Unity Work with a team to create smooth and enjoyable player experiences Contribute ideas and solutions to improve game quality Requirements Proficiency with Unity Experience developing Poker or similar card games Interest in building immersive gaming experiences

Apr 29, 2026

Apply

C++ and PHP Software Developer

Printec

Full-time|On-site|Sofia, Sofia, Bulgaria

Join Printec, a premier Technology Solutions Provider and Systems Integrator in Southeastern Europe, as a C/C++ Software Developer. We specialize in delivering comprehensive solutions to the Banking, Retail, and Telecommunications sectors. In this dynamic role, you will engage in the design, development, and maintenance of innovative software applications.At Printec, we prioritize our employees' growth by fostering a supportive environment that values diversity and promotes teamwork. You'll have the chance to work on cutting-edge projects and technologies within a fast-paced international business context, all while honing your skills to meet your personal and professional goals.Main Responsibilities:• Design, develop, and maintain software solutions.• Manage C++ and PHP projects.• Implement new customer requirements effectively.• Conduct code reviews and troubleshoot issues as needed.

Mar 16, 2026

Apply

Full Stack Developer

Playtech

Full-time|On-site|Sofia

Join Playtech as a Full Stack Developer and be a part of our innovative team that drives cutting-edge technology solutions in the gaming industry. We are looking for a passionate developer who thrives in a fast-paced environment and is eager to contribute to our success.As a Full Stack Developer, you will work on both front-end and back-end development, collaborating with cross-functional teams to deliver high-quality software solutions. Your role will involve developing robust applications and optimizing existing code to enhance performance.

Apr 6, 2026

Apply

Senior Full Stack Laravel Developer

Cross Border Talents

Full-time|Remote|Remote — Balgarin, Haskovo Province, Bulgaria

Join our client, an esteemed international software company based in Spain, as a Senior Full Stack Laravel Developer. This award-winning organization specializes in innovative online, web, and mobile software development, with a presence in multiple European locations.Key Responsibilities:Designing web page structures based on provided layouts.Creating reusable code for future projects.Implementing a mobile-first approach.Optimizing web design for mobile devices.Monitoring and enhancing performance metrics.Optimizing web pages for speed and scalability.Demonstrating self-motivation and effective time management.

Feb 5, 2022

Apply

Junior Developer in Customer Solutions

cropx

Full-time|On-site|Plovdiv, Plovdiv Province, Bulgaria

About the PositionWe are seeking an enthusiastic Junior Developer to become a vital part of our Customer Solutions team at cropx. This role is perfect for individuals eager to enhance their technical abilities and engage in meaningful projects within a supportive, collaborative atmosphere.Key ResponsibilitiesDevelop and maintain innovative software applications.Write clean, efficient, and well-documented code.Work closely with senior developers and cross-functional teams.Engage in code reviews and debugging processes.Assist with frontend tasks using JavaScript, HTML, and foundational frameworks.Contribute to backend development utilizing Java and object-oriented principles.Adopt and implement best practices in software development.

Apr 5, 2026

Apply

Senior Python Developer for International Projects

alex-staff-agency-careers

Full-time|Remote|Remote — Bulgaria

Join a modern and rapidly expanding IT company that has been making waves in the international market for over 8 years, with significant projects in Uzbekistan, the UAE, and Saudi Arabia. We are looking for a talented Senior Python Developer to enhance our dynamic team.Our company focuses on creating and improving software solutions for the pharmaceutical sector, as well as B2C and B2B markets.This vacancy is open due to the increase in workload from new projects.

Mar 11, 2026

Apply

C++/Java Software Developer at printec | Sofia

printec

Full-time|Hybrid|Sofia, Sofia City Province, Bulgaria

Join a leading Technology Solutions Provider and Systems Integrator in Southeastern Europe, specializing in comprehensive solutions for the Banking, Retail, and Telecommunications sectors. We are seeking a skilled C++/Java Software Developer to enhance our team and contribute to the design, development, and maintenance of cutting-edge software solutions. At printec, we prioritize the growth and development of our employees, fostering a supportive environment that values diversity, openness, and teamwork. You'll have the chance to engage in innovative projects within a dynamic international business setting, while honing your skills to reach your personal and professional aspirations. Main Responsibilities: • Design, develop, and maintain software applications. • Work on C++ and Java/Android projects. • Implement new customer requirements and features. • Participate in code reviews and address bugs effectively.

Sep 23, 2025

Apply

Skilled Front-End Developer

Accedia

Full-time|On-site|Sofia, Sofia (stolitsa), Bulgaria

Join our dynamic team at Accedia as a Front-End Developer, where your passion for technology and desire to learn will be nurtured in a collaborative environment. We're seeking talented individuals who are eager to contribute to exciting projects for our international clients.What You Will Do:Collaborate in a supportive atmosphere to meet the goals of the team.Engage in the full software development lifecycle, including developing new features, maintaining existing functionalities, troubleshooting issues, participating in testing, and preparing comprehensive documentation.Work alongside senior developers to analyze technical requirements, propose system architecture, design solutions, and effectively plan and estimate tasks.Communicate actively with team members and clients regarding tasks, requirements, challenges, and inquiries.Enhance your skills by learning new technologies, participating in knowledge-sharing initiatives, and mentoring junior team members.

Mar 30, 2026

Apply

Junior Java Developer at Accedia | Sofia, Bulgaria

Accedia

Full-time|On-site|Sofia, Sofia, Bulgaria

Join our dynamic team at Accedia as a Junior Java Developer! We are seeking a passionate Java software developer who is eager to learn, collaborate with others, and grow within an innovative environment.What You'll Experience:Engage in a supportive atmosphere working with international clients, encompassing a wide variety of project domains and technology stacks throughout the entire software development lifecycle. This includes developing new features, enhancing existing functionalities, troubleshooting issues, participating in testing, and creating documentation.Collaborate closely with developers of various expertise levels to analyze technical requirements, propose architectural solutions, estimate efforts, and plan tasks effectively.Maintain active communication regarding tasks, requirements, challenges, and open questions with both your team and clients.Advance your skills by learning new technologies, participating in knowledge-sharing initiatives, and pursuing professional certifications.

Feb 2, 2026

Apply

Junior .NET Full-Stack Developer

Accedia

Full-time|On-site|Sofia, Sofia, Bulgaria

Join our dynamic team as a Junior .NET Full-Stack Developer at Accedia, where you will be encouraged to learn and grow in a collaborative environment. We value knowledge sharing and innovation.Your Role:Engage in a supportive setting working with diverse international clients.Participate in various projects spanning the full software development lifecycle, including developing new features, supporting existing ones, troubleshooting issues, and preparing documentation.Collaborate with developers across different levels of experience to analyze technical requirements, propose architectural solutions, estimate efforts, and plan tasks effectively.Maintain active communication regarding tasks, requirements, issues, and queries with your team and clients.Expand your skill set by learning new technologies, engaging in knowledge-sharing initiatives, and pursuing professional certifications.

Nov 26, 2025

Apply

C++/Qt/QML & Java Developer - Remote Position in Bulgaria

Sutherland

Full-time|Remote|Sofia

Join our innovative team at Sutherland as a C++/Qt/QML & Java Developer! This fully remote position allows you to contribute to exciting projects from anywhere in Bulgaria. You will be instrumental in developing high-quality software solutions, collaborating with cross-functional teams, and ensuring the delivery of exceptional user experiences.

Mar 11, 2026

Apply

Senior Java Developer for Public Sector Projects

arhs

Full-time|On-site|Sofia

Join our dynamic team at arhs as a Senior Java Developer and play a pivotal role in enhancing a high-impact public sector project for a prestigious European Institution. In this position, you will be instrumental in the development of a large-scale, high-visibility platform that prioritizes performance, availability, and scalability, managing a substantial volume of documents within a distributed, cloud-based architecture.Key Responsibilities:Design, develop, and maintain cutting-edge distributed applications utilizing Java 17, Spring, Elasticsearch, and Liferay DXP.Contribute to the evolution of a scalable, responsive platform hosted on Azure and Kubernetes, employing microservices and REST APIs.Collaborate closely with fellow developers, business analysts, and architects to deliver top-tier solutions.Ensure that all Liferay customizations adhere to modern web standards.Participate in code reviews, update technical documentation, and support CI/CD processes.Actively engage in performance optimizations and the progressive development of the architecture.This role requires in-person collaboration to foster learning, relationship-building, and teamwork with clients, colleagues, and communities. We strive to offer flexibility to meet your individual work/life balance needs.

May 8, 2025

Create account — see all 149 results

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, or location & role pages.