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Results for mobile app developers in "mobile app developers" in Johannesburg in Johannesburg
1
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Our client is seeking a Mobile Software Developer to design and develop mobile applications using the Flutter framework. This role involves collaborating with cross-functional teams to create responsive, user-friendly apps that meet performance and usability standards.Why This Role Stands Out:Work with cutting-edge mobile technologiesOpportunity to build impactful, cross-platform applicationsCollaborative team culture with growth potentialKey Responsibilities:Develop and maintain mobile applications using FlutterTranslate UI/UX designs into functional, high-quality codeOptimize app performance and ensure compatibility across devicesTroubleshoot and debug issues to maintain stabilityStay updated on mobile development trends and best practicesCollaborate effectively with team members and stakeholdersJob Experience and Skills Required:Degree in Computer Science, Engineering, or a related field (preferred)Minimum 3 years experience as a Flutter Developer or similar roleProficiency in Dart and Flutter frameworkStrong understanding of mobile app design principles and UI/UX best practicesExperience with third-party libraries and APIsExcellent problem-solving, analytical, and communication skillsAbility to work independently and in a team environmentApply now!
https://www.executiveplacements.com/Jobs/M/Mobile-Software-Developer-1269824-Job-Search-04-02-2026-00-00-00-AM.asp?sid=gumtree
9d
Executive Placements
1
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VISIT : https://globaltechsystems.co.zaWE OFFER :Website Design and Development.
Mobile and Web App Development
Cybersecurity & Data Protection.
IT Infrastructure & Cloud Solutions.
Networking.
UI / UX Design.
Wordpress Development
SEO and Link Building
7d
1
Our client is a a leading player in the financial services industry, committed to delivering innovative digital solutions that enhance customer experience and operational efficiency.Responsibilities:Develop, test, and deploy mobile applications using React Native and web portals using React.js (TypeScript)Integrate mobile apps with API services and build back-end services using .NET FrameworkEnhance and maintain existing systems, ensuring scalability and performance optimizationConduct root cause analysis, troubleshoot issues, and implement robust solutionsCreate technical documentation and unit/integration tests to maintain code qualityManage app store deployments across iOS, Android, and Huawei platformsRequirements:Minimum 5 years experience in mobile app development within a team environmentStrong knowledge of React Native, JavaScript, TypeScript, and best practicesExperience with Microsoft .NET, C#.NET, SQL Server, and relational databasesProven track record in publishing apps to major app stores and managing Developer accountsFamiliarity with Azure DevOps, CI/CD pipelines, and source control (Git)Understanding of SDLC, Agile methodologies, and object-oriented principlesApply now!
https://www.executiveplacements.com/Jobs/S/Senior-Mobile-Developer-React-Native-1243863-Job-Search-03-31-2026-00-00-00-AM.asp?sid=gumtree
11d
Executive Placements
1
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About the roleSupport the development and maintenance of the Garage platform (mobile apps + backend), working closely with the CTO to build a scalable, secure, and user-friendly product.Responsibilities:Assist in developing mobile app features (Android/iOS).Contribute to backend services and APIs.Fix bugs and improve system performance.Integrate third-party services (payments, KYC, telemetry APIs).Participate in testing, debugging, and deployments.Write clean, maintainable, and documented code.Support database management and basic architecture decisions.What Were Looking ForStrong problem-solving mindset.Willingness to learn quickly and take ownership.Ability to work in a startup environment (fast-paced, ambiguous).Attention to detail and debugging discipline.Growth OpportunityDirect mentorship from CTO.Exposure to full product lifecycle (build launch scale).Opportunity to specialise (mobile, backend, or architecture).Minimum RequirementsSouth African Unemployed youth between the ages of 18 and 34.Must not have participated on the YES programme before.Matric.Degree or diploma in Computer Science, Software Engineering, or related field.Exposure to at least one of:React Native / Flutter.Java / Kotlin (Android).Swift (iOS).Basic understanding of APIs (REST), Git, and databases.Familiarity with cloud platforms (AWS, Firebase, or similar) is a plus.Please consider your application unsuccessful when you have not heard from the Signa Opportunity team within two weeks of submitting your application.
https://www.jobplacements.com/Jobs/J/Junior-Software-1279079-Job-Search-04-09-2026-04-06-26-AM.asp?sid=gumtree
2d
Job Placements
1
Your business deserves a website that actually brings in customers.HVN Digital builds fast, modern, professional websites and custom web apps for South African businesses ready to grow. Here's how it works:We build your demo first. You only pay if you love it. No deposits. No contracts. No risk on your side. If what we build doesn't fit your vision, you owe us nothing.What you get:A clean, professional website built specifically for your businessMobile and desktop responsive designSEO-optimised structure so Google can actually find youWhatsApp and contact form integrationFast loading times and modern designSocial media and gallery sections(optional)Revisions until you're happyWhat we build:Professional websites for any business, any sizeMulti-page sites with booking systems, galleries, and contact formsCustom web apps: tenant management, booking platforms, member portals, CRMsFull platform builds: marketplaces, rental managers, e-commerce storesWhy HVN:We're a team of South African software engineering graduates who believe small businesses here deserve agency-quality websites without agency prices. We use modern tools to deliver fast, so most websites go live within 48 hours of approval. Custom apps quoted per project.
We only take on a limited number of new clients each week to make sure every build gets full attention.Affordable for startups, scalable for growing brands.Message us on WhatsApp or reply to this ad for a free demo built specifically for your business. No obligation, no pressure, no payment until you love it.
— The HVN team
7h
1
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Mobile Applications Engineer POS26197Based: JohannesburgSalary: MRDesign and build secure, intuitive mobile applications and SDKs that enable modern digital payment capabilities. You will implement end-to-end features across the mobile stackincluding UI, networking, and local persistencewhile integrating with backend services via APIs.Required Skills & ExperienceBachelors Degree in Computer Science, Engineering, or equivalent practical experience.46 years of experience. Senior: 710+ years of experienceMandatory experience in cross-platform frameworks (e.g., Flutter, React Native, or MAUI).Proficiency in Android (Kotlin/Java) or iOS (Swift) architecture patterns.Strong awareness of secure storage, transport security, and hardening (OWASP MASVS); familiarity with PCI DSS is a plus.Expertise in API authentication, request/response modelling, and handling offline/latency issues.46 years of experience. Senior: 710+ years of experience.Solution-oriented mindset with strong ownership of delivery.Ability to break down complex technical requirements into implementable increments.Excellent communication skills for collaborating with both technical and non-technical stakeholders.Adaptability in fast-paced, dynamic environments Key ResponsibilitiesEngineering: Build secure-by-design solutions aligned with OWASP mobile security best practices.Quality & CI/CD: Maintain high standards through automated testing (unit, integration, UI), code reviews, and build automation.Optimization: Monitor and improve app performance, including startup times, responsiveness, and crash rates.Distribution: Manage app readiness for store distribution, ensuring compliance with safety and privacy policies. To apply
https://www.executiveplacements.com/Jobs/M/Mobile-Applications-Engineer-1276155-Job-Search-3-27-2026-1-23-25-PM.asp?sid=gumtree
14d
Executive Placements
1
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Our client a dynamic and growing company is seeking an experienced Software Developer – Mobile to join their team. Must have a solid background in mobile development (especially Flutter) and strong backend skills using .NET C#.Location: GautengJob type: PermanentMinimum Requirements3+ years of hands-on mobile development experienceExperience in any mobile framework (Flutter preferred)Proficient in .NET C# for backend integrationGood understanding of UI/UX for mobile appsStrong debugging and problem-solving abilitiesProficiency in SQL.Deployment experience to iOS and Android stores - advantageousFamiliarity with REST APIs and cloud platforms - advantageousExposure to Agile development methodologies - advantageousShould you meet the above criteria, we invite you to apply directly to the advertisement. Should you not hear back from us within 2 weeks of application, kindly consider your application as unsuccessful
https://www.executiveplacements.com/Jobs/S/Software-Developer--Mobile-1196066-Job-Search-06-20-2025-02-00-15-AM.asp?sid=gumtree
10mo
Executive Placements
1
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Youll take point in crafting fast, intuitive, and scalable crossâ??platform mobile appscutting through challenges with Leonardoâ??level precision. Working sideâ??byâ??side with product Senseis and engineering Ninjas, youll build and enhance highâ??performance Android and iOS apps that deliver seamless, visually striking user experiences. Your mission: deploy new features, boost performance, modernise architecture, and continuously strengthen the mobile stackensuring every release hits harder than Raphael on a bad day. Skills & Experience:Strong commercial experience with Flutter and DartProven ability to deliver crossâ??platform Android/iOS apps worthy of Master Splinters approvalExperience integrating REST APIs, thirdâ??party tools, and modern mobile frameworksKnowledge of stateâ??management styles (Bloc, Provider, Riverpod, MobX Donatello would be proud)Exposure to CI/CD pipelines, build tooling, and app store deploymentUnderstanding of performance tuning, animations, and responsive UIsmooth as Michelangelo on a skateboardSolid grasp of software engineering best practices and clean architecture Qualification:Degree or diploma in Computer Science, Information Technology, or a related fieldRelevant mobile development certifications advantageousMinimum 35+ years of handsâ??on mobile development experience
https://www.executiveplacements.com/Jobs/L/Lead-Flutter-Developer-1272231-Job-Search-03-16-2026-10-15-00-AM.asp?sid=gumtree
25d
Executive Placements
2
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We bridge the gap between high-level strategy and high-performance execution:Custom App Development: Seamless, scalable mobile experiences for iOS and Android that users actually love to open.High-Performance Web Apps: Robust, enterprise-grade web applications built for speed, security, and complex workflows.Bespoke Web Design: Aesthetic precision meets conversion-focused UI/UX. We make sure your first impression is your strongest.Strategic Google Ads: Stop burning your budget. We deploy data-driven campaigns that dominate search results and maximize your ROI.The Elite Nexus Advantage"We don’t just deliver projects; we deliver outcomes. From the first line of code to the final click of an ad, your growth is our primary metric.Ready to dominate the digital space?Stop settling for templates and generic strategies. Partner with the architects of the digital elite.Call or whatsapp +27 (0) 65 550 0097
22d
Sandton8
Imbewu Africa is a powerful business networking and opportunity-matching app designed to connect African entrepreneurs, professionals, investors, and organisations across the continent and into key global markets. It brings together buyers, sellers, service providers, and partners in one easy-to-use mobile platform, helping users turn conversations into real deals and long-term relationships.At its core, Imbewu Africa focuses on unlocking practical opportunities for African businesses – from small start-ups and SMMEs to established companies and organisations. Users can create a rich business profile, showcase their products and services, and connect directly with leads who are actively looking for what they offer. The app is built to cut out noise and guesswork, making it easier to find serious, relevant connections rather than random contacts.The platform offers structured matchmaking so that users can search and be discovered by sector, location, keywords, and interests. This means agribusiness, manufacturing, services, logistics, technology, creative industries, NGOs, and many other sectors can all find tailored networks instead of being lost in generic social feeds. Imbewu Africa is especially relevant for Africa-to-Africa trade and Africa-to-Asia linkages, giving users an intentional space for cross-border collaboration.Beyond connection, Imbewu Africa supports deal flow. Members can promote opportunities, tenders, requests for proposals, partnerships, training, and events inside the app. The goal is to create an ecosystem where conversations easily become meetings, introductions, collaborations, and signed agreements. For many users, this offers a more focused and purposeful alternative to general social media platforms.The app is designed with African realities in mind: data-conscious, simple to navigate, and mobile-first. It allows busy entrepreneurs and professionals to manage key connections on the go, while still keeping profiles businesslike and credible. Features are continuously evolving to support better matchmaking, sector groups, and regional clusters, making it easier to plug into the right networks at the right time.Imbewu Africa is ideal for:Entrepreneurs and SMMEs wanting new markets and partnersCorporates and buyers looking for vetted suppliers or project partnersNGOs and development programmes supporting enterprise or value-chain developmentInvestors, mentors, and consultants seeking deal flow and pipeline visibilityBy joining Imbewu Africa, users tap into a growing community that believes in African-led growth, collaboration, and shared value. The app’s mission is simple: to connect people, opportunities, and markets in a way that is structured, scalable, and authentically rooted in the continent’s potential.
19d
Johannesburg CBD1
Here’s a polished ad copy you can use for Gumtree or similar platforms to attract clients for your freelance services:
Remote Freelance .NET Developer – 12+ Years Experience
Looking for a seasoned developer to bring your project to life?
I am a remote-only freelance .NET developer with over 12 years of professional experience, specializing in building robust, scalable, and efficient solutions.
My expertise includes:
API design and integrationMobile and web application developmentBlazor framework for modern interactive appsDatabase management with Postgres SQL and MS SQLEnd-to-end project delivery, from architecture to deployment
Why work with me?
Proven track record of delivering high-quality solutions across industriesStrong focus on performance, security, and maintainabilityFlexible, reliable, and committed to deadlinesRemote collaboration with clear communication
Whether you need a new application built from scratch, API integrations, or database optimization, I can help you achieve your goals with precision and efficiency.
Get in touch today to discuss your project and let’s build something exceptional together!
2mo
Northcliff1
Travel Technology Solutions develops platforms for users and businesses across a global marketplace. TTS specializes in end-to-end builds of in-demand mobile apps and back-end systems that deliver significant business benefits to the travel and insurance industries. TTS is a ground floor opportunity for investors, new tech players, wealth fund managers and entities looking for a turnkey tech startup. With a well defined road-map for engineering and a commitment to platform brand marketing, TTS is built for speed, scalability, and long-term asset value.For the first half of 2026, TTS has five core projects in the pipeline, each delivering unique and significant benefits and conveniences:hospit-AI-lity – Exceptional service drives revenue; hospit-AI-lity drives exceptional service. Our platform delivers advanced guest experience training to help travel businesses elevate their brand and maximize profitability through superior hospitality. NOW ONLINE: WALT 2.0. Try out the 2nd generation of our travel training agent. ClimAIteTRACK – Climate change isn't just an environmental issue—it's a fundamental business challenge. ClimAIteTRACK empowers insurance providers to turn environmental risk into a strategic advantage. Our advanced management tool optimizes client portfolios and revenue streams, ensuring your business remains resilient and profitable despite the changing climate. medTOUR+assist – Medical and wellness travel is a high-growth sector currently hampered by logistical complexity. medTOUR+assist capitalizes on this demand by providing a comprehensive mobile solution for trip organization. By simplifying the planning process, we empower users to navigate international healthcare and wellness options with ease and confidence. PokkeTTREK – In a preference-based economy, understanding the customer is the ultimate competitive advantage. PokkeTTREK maximizes native smartphone functionality to deliver a high-utility experience for travelers on the move. Simultaneously, it serves as a powerful data engine for businesses, capturing live behavioural insights to fuel more effective, hyper-targeted marketing strategies. TripReMIT – TripReMIT provides a lightweight, turnkey solution for travel businesses to accept cryptocurrency for online bookings and product sales. By bridging the gap between traditional travel retail and the digital asset economy, we help providers stay ahead of the curve and cater to the next generation of global travelers. For access to the Evaluation Portal or to get more information on TTS, reach out directly to del@traveltechnologysolutions.net. Get the latest news, media and downloads at the company site: https://traveltechnologysolutions.net/
1mo
Bramley2
R 2,699,999
SavedSave
This is an exceptional opportunity to acquire a well-established, highly profitable mobile catering business operating out of Johannesburg with a presence across Gauteng and occasionally beyond. Founded in 2015, the business has evolved from a traditional catering setup into a full-fledged mobile cuisine enterprise that specializes in high-demand dishes such as seafood and chicken paella, flame-grilled meats, pork belly, and beef steaks—all freshly cooked on-site and served straight from the pan.The business boasts a strong brand identity in the mobile food space, known for its authentic flavours, vibrant presentation, and reliability across various event types. It caters to an array of high-footfall and high-profile events including:• Motoring shows• Music and arts festivals• Weekly/monthly food markets• Corporate functions• Private parties and weddingsGrowth & Expansion Opportunities• Expand Geographical Reach: Target new provinces such as Western Cape and KwaZulu-Natal for seasonal festivals and tourism events. Partner with national event organizers for cross-country tours.• Corporate Catering Contracts: Pursue recurring contracts with corporate offices, business parks, and industrial zones for weekday lunch service. Launch a tailored corporate menu with options for high-volume catering.• Franchise or Licensing Model: Develop a franchise model to expand the brand in other cities using the existing blueprint and mobile infrastructure.• Online Ordering & Delivery: Introduce online pre-ordering via website or app for specific public markets or pickup zones. Partner with delivery platforms for fixed-location weekends or pop-ups.• Brand Collaborations & Sponsorships: Collaborate with beverage or lifestyle brands to host co-branded events or become their preferred food vendor.• Expand Menu Offerings: Introduce vegetarian/vegan options to cater to wider audiences. Create meal kits or bottled sauces for retail (e.g., signature paella spice blend or marinade sauces).• Cooking Classes & Workshops: Host “Cook With The Chef” workshops at private venues or online, adding an educational and experiential stream of revenue.With a strong market presence, skilled staff, consistent profitability, and scalable infrastructure, this mobile catering business offers a rare chance to step into a thriving operation with exciting future potential. This business is valued at R2 699 999 and it generates an average monthly turnover of 169 782, with an average monthly net profit of R95 078 before the owners’ drawings.https://renwickbusiness.co.za/listing/lucrative-catering-business-3014/Phone: 0814118158Email: info@renwickbusiness.co.zaView our full Catalog on WhatsApp 067 252 9883
3mo
VERIFIED
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