macOS Software Engineer / Senior macOS Software Engineer

In this role you will own the macOS architecture for Andor’s commercial software, delivering high-performance image analysis and 3D rendering on Apple platforms. You’ll optimize for Apple Silicon, ensure cross‑platform compatibility, and lead scalable, robust macOS solutions in a collaborative, cross‑functional team. You’ll tackle platform-specific challenges in rendering, memory management and threading, shaping software used in world‑leading scientific research. This is a mission‑critical role at the intersection of science and engineering, with a clear impact on performance and reliability.

• Private Medical Insurance (BUPA) for you and dependants
• 6% employer pension contribution
• Share Incentive Plan
• Cycle to Work Scheme
• Professional qualification support
• Flexible remote working within the UK

• Architect, design, develop and maintain native macOS features and cross-platform C++ core libraries
• Lead optimization of software for Apple Silicon and macOS ecosystem
• Resolve platform-specific challenges in rendering, memory management and multi-threading
• Deliver robust, scalable, and maintainable solutions for complex problems
• Drive improvements in software development, testing and deployment processes
• Manage and optimize Xcode builds, CMake configurations and macOS CI/CD pipelines
• Gather requirements for new and legacy products
• Support Mac-specific deployments and technical issues for internal teams and customers
• Participate in technical investigations, innovation initiatives and architectural decisions
• Collaborate within Agile development teams
• Occasionally travel to other offices and customer sites

• Degree in Software Engineering, Physics, Computer Science or related discipline (or equivalent experience)
• Minimum 5 years' software development experience
• Strong proficiency in C++ and OO design
• Deep understanding of macOS ecosystem, Apple Silicon, Xcode, build pipelines and memory profiling tools
• Strong Git and source control experience
• Experience across full software development lifecycle
• Strong knowledge of software architecture, design patterns and Clean Code principles
• Excellent understanding of data structures, algorithms and computational complexity
• Knowledge of Agile software development methodologies
• Proven ability to learn quickly, take initiative and solve complex technical problems

• Communication and collaboration
• Ownership and accountability
• Strategic thinking with hands-on execution
• C++
• object-oriented design
• macOS ecosystem