Senior Software Engineer (Rust/C++)

At Anaplan, we are a team of innovators focused on optimizing business decision-making through our leading AI-infused scenario planning and analysis platform so our customers can outpace their competition and the market. What unites Anaplanners across teams and geographies is our collective commitment to our customers’ success and to our Winning Culture. Our customers rank among the who’s who in the Fortune 50. Coca-Cola, LinkedIn, Adobe, LVMH and Bayer are just a few of the 2,400+ global companies who rely on our best-in-class platform. Our Winning Culture is the engine that drives our teams of innovators. We champion diversity of thought and ideas, we behave like leaders regardless of title, we are committed to achieving ambitious goals, and we love celebrating our wins – big and small. Supported by operating principles of being strategy-led, values -based and disciplined in execution, you’ll be inspired, connected, developed and rewarded here. Everything that makes you unique is welcome; join us and let’s build what’s next - together! At Anaplan, our calculation engine is the heart of our platform, powering real-time business planning for the world's largest enterprises. We are looking for an experienced and influential software engineer to join our core RD team, to help us build the next generation of this engine. This is a true research and development role where you will solve deeply complex problems in high-performance, distributed computing and directly influence the future of our product. Your Impact Develop Critical Features: Lead the design and development of complex features in our calculation engine, impacting recalculation logic, in-memory data structures, and high-speed data I/O pipelines. Optimise Performance: Design, develop, and optimise novel algorithms for high-performance computing (HPC), ensuring our engine achieves maximum performance on target hardware architectures (including GPUs). Own Complex Systems: Take full ownership of a critical component, from architectural design, through to robust testing and deployment in a production environment. Champion Innovation: Lead research into new approaches and set standards for modern DevOps and software development best practices within the team. Your Skills Expertise in a low-level systems language. Either Rust (the primary language for this role) or C++ with at least some experience of Rust. Excellent collaboration and communication skills, with a curiosity to learn and share feedback. Experience designing and building high-performance, multi-threaded, and/or distributed systems. Proficiency researching and developing bespoke algorithms and data structures to solve domain-specific problems Comfort and willingness to work across languages and components as required. A proven ability to analyse, debug, and solve complex technical challenges. A track record of mentoring junior engineers and leading technical design discussions. A "quality-first" mindset, with a deep-seated belief in writing clean, testable, and maintainable code. Desirable Experience with HPC and/or applying the principles of mechanical sympathy and hardware-aware software design. Experience with CUDA C++ and GPU programming Experience with language design and compiler implementation An understanding of functional programming principles and concepts Our Commitment to Diversity, Equity, Inclusion and Belonging (DEIB) We believe attracting and retaining the best talent and fostering an inclusive culture strengthens our business. DEIB improves our workforce, enhances trust with our partners and customers, and drives business success. Build your career in a place where diversity, equity, inclusion and belonging aren’t just words on paper – this is what drives our innovation, it’s how we connect, and it contributes to what makes us a market leader. We believe in a hiring and working environment where all people are respected and valued, regardless of gender identity or ... (truncated, view full listing at source)