Senior App Developer

🔥 7 hours ago

🇬🇧 United Kingdom – Remote

⏰ Full Time

🟠 Senior

🖥 Software Engineer

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Zenzero

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 2004

🤝 B2B

🔒 Cybersecurity

💼 Consulting

B2B • Cybersecurity • Consulting

Zenzero is a UK-based technology services and managed service provider that helps organisations with IT support, cloud transformation, cyber security, data & AI, and software development — with a strong focus on Microsoft technologies (Azure, Microsoft 365, Dynamics 365, Power Platform). As a Microsoft Solutions Partner, Zenzero offers managed services (24/7 support, disaster recovery, managed detection & response), consultancy and strategy (technology and data strategy, workforce training), and AI integration (Microsoft Copilot, Power BI, predictive analytics) for regulated and growth-oriented sectors such as financial services, legal, care providers, and deep tech. The company positions itself as a B2B partner delivering secure, scalable digital transformation, compliance support, and cyber resilience.

📋 Description

• Lead the design, development and delivery of mobile and cross-platform applications • Act as the primary technical authority for app development within the DDS team • Work with clients and internal stakeholders to understand requirements and deliver solutions • Maintain and modernise legacy application codebases where required • Mentor junior and mid-level developers on app development best practices • Contribute to technical planning, estimation and architecture decisions

🎯 Requirements

• Minimum 5 years commercial development experience • Strong commercial experience with Flutter / Dart building cross-platform mobile apps • Knowledge of iOS and Android development principles and deployment processes • Experience working with legacy app development technologies and codebase migration • RESTful API design and integration • Version control with Git and collaborative development workflows • Strong communication skills and comfort dealing directly with clients • Desirable: Native iOS (Swift) or Android (Kotlin / Java) development • Desirable: CI/CD pipelines and mobile app deployment (App Store / Play Store) • Desirable: Microsoft Azure or other cloud platforms • Desirable: UX/UI principles for mobile applications

🏖️ Benefits

• Private health insurance • Generous holiday allowance + a day off on your birthday • Flexible working patterns • Enhanced pension contributions • Regular social events across all our offices