Senior Fullstack Software Developer Our Client is a relatively young company but growing quickly in the world of financial technology solutions. They are now looking to recruit a Senior Fullstack Software Developer with at least 5 plus years expertise. The ideal candidate will have great problem solving and communication skills and be comfortable with fast paced design, development and deployment working in an agile environment. Worked extensively on iOS, Android & web apps and built complex, responsive and sophisticated apps. We are looking for a smart, innovative technical lead to help us coordinate and drive a project of building a next-gen high-performance app. Duties and Responsibilities: Lead the technical arm of the team in a fast iteration cycles, with tight deadlines using an agile/scrum methodology, while ensuring applications meet quality standards Coordinate configuring, coding, developing, and documenting software specifications throughout the project life cycle (concept, design, build, deploy, test and release to app store; as well as post launch operations such as support, troubleshoot, improvements etc.) Participate in technical, design, and architecture discussions with external partners from the finance sector Collaborate with cross-functional teams to determine business requirements, as well as design, develop, and test application code to ensure that business requirements are met Drive a best practices approach to the continuous improvement of products, processes, and tools. Identify and correct bottlenecks and fix bugs for all production issues Liaise with product development team to plan new features Research and suggest new mobile products, applications and protocol Qualifications / Experience: Highly proficient in React, Swift or Objective C, Java for mobile development; Rails, nodejs and Angular for web development 5 to 7 years of extensive native mobile app (iOS & Android) and web app development experience Demonstrable portfolio of released web apps, mobile applications on the App store or the Android market Experience with multi-threaded client software, client-server architecture and scaling systems Experienced in implementation of Methodologies and the Software Development Life-cycle (Agile) Fully equipped with development Tools (Xcode, Android Studio, Eclipse) and source control tools (Git, Stash) Ability to perform in a team environment Knowledge and experience with the Financial Information Exchange FIX Protocol would be handy as well as working with trading or currency exchange technology. This position is based in the City London. Salary will be circa £60K - £75K. Please send your CV in Word format along with salary and availability.
Job title: Android Developer Location: London (hybrid) Contract: 1 year Day rate: £383 IR35: Inside Overview We are seeking talented Android Developers to join a high-performing engineering team delivering innovative mobile solutions. This opportunity is ideal for early-career developers with strong coding capabilities who are passionate about mobile development and modern software engineering practices. This is a hands-on individual contributor role focused on designing, developing, and maintaining Android applications using modern development tools and frameworks. You will work collaboratively with cross-functional teams to create high-quality, scalable, and maintainable mobile applications while contributing to all stages of the software development lifecycle. Key Responsibilities * Design, develop, test, and maintain native Android applications. * Build robust and scalable mobile solutions using Kotlin and Android Studio. * Develop user-focused applications in line with Android design principles and interface guidelines. * Collaborate closely with product owners, designers, developers, and testers to deliver high-quality solutions. * Apply MVVM architecture and established design patterns to create maintainable codebases. * Implement SOLID principles to improve code quality, scalability, and maintainability. * Contribute to code reviews and promote engineering best practices. * Support continuous integration and continuous delivery (CI/CD) processes. * Troubleshoot and resolve application issues throughout the development lifecycle. * Maintain a DevOps mindset, understanding how software and infrastructure interact to support production systems. * Stay current with emerging Android technologies, frameworks, and industry best practices. * Proactively identify opportunities for improvement and drive technical solutions within your domain. Required Skills & Experience * Strong experience developing Android applications using Kotlin. * Proficiency with Android Studio and the Android development ecosystem. * Good understanding of Android design principles and user interface guidelines. * Experience implementing MVVM architecture and associated design patterns. * Strong understanding of SOLID principles and clean coding practices. * Knowledge of Android application lifecycle management. * Experience collaborating within Agile software development teams. * Understanding of CI/CD pipelines and automated software delivery processes. * Strong problem-solving and debugging skills. * Excellent communication and teamwork skills. Desirable Skills * Understanding of the Android compilation and build process. * Knowledge of how source code is transformed into executable applications. * Experience or exposure to FHIR (Fast Healthcare Interoperability Resources). * Understanding of memory management concepts, including garbage collection and reference management. * Experience working within DevOps environments. * Familiarity with automated testing frameworks and test-driven development practices. Personal Attributes * Passionate about mobile technology and Android development. * Eager to learn and embrace new technologies. * Collaborative and team-oriented mindset. * Proactive approach to problem-solving. * Strong attention to detail and commitment to quality. * Self-motivated with a desire for continuous improvement. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance. A multiple award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over consecutive years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.
FICHE DE POSTE - AMOA Expert Moyens de Paiement SEPA / Instant Payment ContexteMission pour la Banque au sein de la DINAMO / service BANCS, pôle Paiement Instantané. Informations clésClient : Grande banque nationale française Localisation : Paris (ponctuellement Noisiel) Démarrage : 01/11/2026 Durée : 6 mois renouvelables Charge : 110 JH Niveau : Expert Missions principales• Expertise fonctionnelle paiements SEPA et SCT Inst • Analyse des besoins et spécifications fonctionnelles • Validation des solutions Sopra Banking Software • Préparation et exécution des recettes • Coordination des tests avec les clients DSB • Gestion des incidents et support de production • Participation aux cérémonies Agile • Interface avec les métiers et clients. Compétences requises• Moyens de paiement SEPA, SCT Inst, ISO 20022 • SWIFT et échanges interbancaires • CORE-FR, STET-IP, TIPS • MOA bancaire et recette fonctionnelle • SQL, analyse de logs • Sopra Banking Software (EPE, PC, IPCE, CRPRP) • Méthodes Agile. Profil recherché• 10 ans d'expérience minimum • Expertise des paiements de masse et unitaires • Excellentes capacités rédactionnelles et analytiques • Autonomie, rigueur et sens du service.
