PolyAI

Lead and scale PolyAI’s engineering organization, guide architectural decisions, build engineering management systems, and foster a culture of innovation and high performance. | Experience scaling engineering organizations from ~20 to 200+ engineers, deep technical expertise in cloud and distributed systems, strong leadership presence, and familiarity with machine learning and modern programming languages. | PolyAI automates customer service through lifelike voice assistants that let customers lead a conversation. Our voice assistants make it possible for businesses to deliver outstanding customer service that rivals their human agents. Our customers, which include the world’s leading logos, are expanding how they use our platform, driving automation of critical customer service operations and integrating PolyAI into their daily customer service workflows. As VP of Engineering, you’ll own the growth and performance of PolyAI’s engineering organisation, ensuring we can scale from tens of engineers to hundreds while maintaining world-class product velocity, technical quality, and reliability. You will bring experience from high-growth environments, where ARR and team sizes expanded rapidly, and apply those learnings to PolyAI’s journey as we scale from $10M+ to $100M+ ARR. You’ll oversee engineering teams focused on product development, scalability, and reliability. Creating an environment where engineers thrive, innovate, and deliver at speed. You’ll balance technical excellence with pragmatic delivery, guiding architectural choices while keeping a sharp eye on execution and outcomes. This is a leadership role, but one where curiosity, experimentation, and technical credibility matter. While you won’t need to be hands-on day to day, your ability to prototype, explore emerging technologies, and engage with modern architectures will inspire the team and help us stay at the cutting edge. What you’ll be doing: • Lead and grow PolyAI’s engineering organisation from tens to hundreds of engineers across multiple disciplines and geographies • Build and scale engineering management systems - performance management, hiring, onboarding, and development - to ensure teams are effective, motivated, and high-performing • Partner closely with Product leadership to align engineering execution with company strategy and goals • Guide architectural decisions with a focus on scalable, modern, and resilient design (cloud-native on AWS and Azure, microservices, and beyond) • Drive an appropriate balance between delivery velocity and managing technical debt • Build and oversee engineering teams dedicated to product development, scalability, and reliability, ensuring collaboration across disciplines • Support the adoption of emerging technologies - from new languages and frameworks to agentic architecture, vibe coding, and other machine learning systems - evaluating pros and cons with a critical eye • Foster a culture of curiosity, iteration, and reinvention, encouraging the organisation to re-examine and evolve processes and technologies every 6 - 12 months • Build strong team culture across distributed settings (hybrid in-person and remote), spanning multiple nationalities and working styles We’d love to hear from you if you have: • Experience scaling engineering organisations from ~20 to 200+ engineers, including managing managers and directors • A track record of leading in high-growth SaaS environments (2-3x ARR growth year on year, scaling from ~$10M to $100M+) • Deep experience with cloud infrastructure (AWS and Azure), modern architecture design, and distributed systems at scale • Familiarity with our core languages and technologies (Python, JavaScript/Node.js, Go); experience evaluating and introducing new stacks a plus • Understanding of machine learning systems and how to design engineering infrastructure around them • The ability to navigate tradeoffs between speed and quality, balancing technical debt against delivery velocity • Experience building and running engineering organisations in hybrid settings (part in-person, part remote), with multi-national teams and cultures • Strong leadership presence: personable, clear communicator, and skilled at building trust across functions and levels Bonus points if you: • Have experience experimenting with or deploying agentic architectures, and can speak to their tradeoffs • Enjoy prototyping or hacking on side projects to demonstrate ideas or inspire the team • Have worked closely with voice AI, conversational AI, or ML-heavy products We provide a competitive salary range for this role, which is $300,000-$400,000 + Bonus and Equity (depending on level and experience). Please note this range is intended as a guide - not a guarantee. Final compensation will be based on individual qualifications, relevant experience, and the scope of the role. Benefits 💰 Participation in the company’s employee share options plan 🏥 100% of Single Cost (employee) and 70% of Dependent for medical, dental & vision 👪 Life Insurance ◻️ STD and LTD 💰 The opportunity to contribute to the company's 401k plan 🏝 Flexible PTO policy + 11 designated company holidays 📚 Annual learning and development allowance 🏡 One-off WFH allowance when you join 🧡 Enhanced parental leave 👨‍👩‍👧 Company-funded fertility and family-forming programs 🌸 Menopause care program with Maven At PolyAI, we take great pride in our values - they guide everything we do. We believe that a strong culture leads to meaningful work and lasting impact. Our core values are: Only the best We expect the best from our people, we hire people that expect the best from themselves, and we nurture this drive for excellence. Ownership We care deeply about what we do. We take ownership of our initiatives, decisions and outcomes. Relentlessly improve We demand more from ourselves and are always evolving. Continuous, obsessive improvement is the only way we will transform the world of conversational AI. Bias for action Our world moves quickly and so do we. We take calculated risks and we deliver impact fast. Disagree and commit We are all working toward the same goal. If we donʼt agree with something, we work hard to understand it and when a decision is made, we accept it and give it our all. Build for people We want the world to enjoy the experiences they have with us. We are building for a future that prefers automation. PolyAI is proud to be an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment decisions at PolyAI will be based on the business needs without attention to ethnicity, religion, sexual orientation, gender identity, family or parental status, national origin, neurodiversity status or disability status. Kindly find the Privacy Notice for our recruitment process by following the link here. This document provides important information regarding how we handle your personal data throughout the recruitment journey.

Lead and mentor an engineering team to architect and deliver scalable, secure, and high-availability APIs for a conversational AI platform. | 6+ years experience, strong Python expertise, team leadership of 3+ engineers, experience with RESTful APIs and major cloud providers. | PolyAI automates customer service through lifelike voice assistants that let customers lead a conversation. Our voice assistants make it possible for businesses to deliver outstanding customer service that rivals their human agents. Our customers, which include the world's leading logos, are expanding how they use our platform, driving automation of critical customer service operations and integrating PolyAI into their daily customer service workflows. We are looking for an experienced Lead Software Engineer to head up a product engineering team building our next-generation low-code platform. You'll be responsible for architecting and implementing high-availability APIs and helping to shape our no-code platform, while ensuring everything is scalable, secure, and delightful to use. Most importantly, you'll bring strong team leadership experience, creating an environment where engineers thrive, mentoring individuals to reach their potential, and guiding the team to deliver high-quality software at pace. You'll work closely with product and design to translate ambitious goals into a clear technical roadmap, ensuring we consistently deliver value to users. If you're passionate about building robust APIs, enjoy tackling the challenges of scalable platforms, and know how to get the very best out of your team, we'd love to hear from you. Responsibilities: • Lead and mentor a cross-functional engineering team, fostering a culture of excellence, collaboration, and growth. • Drive the software architecture of our multitenant conversational AI platform, ensuring robustness, scalability, and reliability - particularly in externally facing developer APIs. • Partner with product managers to define and deliver the roadmap for our studio product in line with business goals. • Champion and enforce strong engineering standards and best practices across the team. • Manage career development and provide regular feedback for your reports. Requirements • 6+ years of professional experience as a Software Engineer, with a track record of delivering production features. • Significant expertise in Python; experience with React and/or Go is a plus • Proven experience leading a team of 3+ engineers and owning technical projects end-to-end (scoping, architecture, delivery). • Hands-on experience designing, deploying, and maintaining externally facing RESTful APIs. • Experience with at least one major cloud provider (AWS, GCP, or Azure). We currently have multiple engineering roles open across different teams. Please apply to the one role that feels like the best match for your skills and experience. Our Talent team will review your application against all open positions. If we believe you may be a stronger fit for another role or team, we'll ensure your application is considered there as well. We provide a competitive salary range for this role, which is $180k – $210k - depending on level and experience. Please note this range is intended as a guide, not a guarantee. Final compensation will be based on individual qualifications, relevant experience, and the scope of the role. In addition to salary, this position includes equity in the business, giving you the opportunity to share in the company's long-term success. Benefits 💰 Participation in the company's employee share options plan 🏥 100% of Single Cost (employee) and 70% of Dependent for medical, dental & vision 👪 Life Insurance ◻️ STD and LTD 💰 The opportunity to contribute to the company's 401k plan 🏝 Flexible PTO policy + 11 designated company holidays 📚 Annual learning and development allowance 🏡 We're all about making WFH work for you - that's why we offer a one-off WFH allowance when you join. Offering perks like noise-cancelling headphones or a comfortable desk chair to boost your comfort and focus! 🧡 Enhanced parental leave 👨‍👩‍👧 Company-funded fertility and family-forming programmes 🌸 Menopause care programme with Maven At PolyAI, we take great pride in our values - they guide everything we do. We believe that a strong culture leads to meaningful work and lasting impact. Our core values are: Only the best We expect the best from our people, we hire people that expect the best from themselves, and we nurture this drive for excellence. Ownership We care deeply about what we do. We take ownership of our initiatives, decisions and outcomes. Relentlessly improve We demand more from ourselves and are always evolving. Continuous, obsessive improvement is the only way we will transform the world of conversational AI. Bias for action Our world moves quickly and so do we. We take calculated risks and we deliver impact fast. Disagree and commit We are all working toward the same goal. If we donʼt agree with something, we work hard to understand it and when a decision is made, we accept it and give it our all. Build for people We are hyper-focused on delivering the best automated experiences possible so that we can empower people to get exactly what they need, when they need it. PolyAI is proud to be an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment decisions at PolyAI will be based on the business needs without attention to ethnicity, religion, sexual orientation, gender identity, family or parental status, national origin, neurodiversity status or disability status. Kindly find the Privacy Notice for our recruitment process by following the link here. This document provides important information regarding how we handle your personal data throughout the recruitment journey.

Design and implement backend APIs and frontend interfaces for a low-code AI platform, mentor junior engineers, and optimize system performance. | 5+ years Python backend experience, strong React and JavaScript skills, Agile familiarity, testing expertise, security knowledge, and Git proficiency. | PolyAI automates customer service through lifelike voice assistants that let customers lead a conversation. Our voice assistants make it possible for businesses to deliver outstanding customer service that rivals their human agents. Our customers, which include the world's leading logos, are expanding how they use our platform, driving automation of critical customer service operations and integrating PolyAI into their daily customer service workflows. We are seeking an experienced Senior Full Stack Developer (backend-focused) to join our team and shape our cutting-edge low-code platform. In this role, you'll work end-to-end, from design to implementation, on features that make it easy for users to interact with complex AI systems. You'll also play a key role in mentoring junior engineers and guiding technical decisions. If you're passionate about Python and great API design, or love working with React to build intuitive tools that empower non-technical users to harness AI, we'd love to hear from you! Responsibilities: • Architect and Develop: Design and implement our external-facing API that enables developers to build, manage, analyse, and interact with our agents. Help to build and enhance our no-code platform, enabling non-technical users to configure sophisticated dialogue systems and voice experiences. • Full-Stack Development: Design and implement features end-to-end, using Python for backend services and React (Next.js preferred) for frontend interfaces. • Create intuitive interfaces: Build user-friendly APIs and UIs that simplify and visualise complex AI concepts. • Champion Best Practices: Lead the team in adopting coding standards and best practices, ensuring a clean, maintainable, and scalable codebase. • Collaborate: Work closely with cross-functional teams to design, develop, and deliver features that align with the platform's vision. • Mentor and Guide: Provide technical leadership and guidance to junior engineers, fostering a collaborative and growth-oriented environment. • Optimise Performance: Improve backend workflows, streamline processes, and enhance overall system efficiency. Requirements: • Proven Expertise in Python: 5+ years of extensive experience building backend systems, with a strong understanding of REST APIs (experience with WebSockets is a plus). • Frontend Proficiency: : Strong experience with React and JavaScript (TypeScript preferred); experience with CSS-in-JS and utility-first CSS frameworks (e.g., styled-components, Tailwind CSS). • Agile Practitioner: Familiarity with Agile methodologies such as Scrum or Kanban. • Testing Advocate: Experience writing and maintaining unit tests in Python and JavaScript (Jest, React Testing Library, Playwright). • Security-Minded: Experience managing secure communication protocols between client and server. • Version Control: Proficiency with Git for collaborative development. • Additional Skills (Desirable): knowledge of Go and experience with Next.js We provide a competitive salary range for this role, which is $170k – $200k - depending on level and experience. Please note this range is intended as a guide, not a guarantee. Final compensation will be based on individual qualifications, relevant experience, and the scope of the role. In addition to salary, this position includes equity in the business, giving you the opportunity to share in the company's long-term success. Benefits 💰 Participation in the company's employee share options plan 🏥 100% of Single Cost (employee) and 70% of Dependent for medical, dental & vision 👪 Life Insurance ◻️ STD and LTD 💰 The opportunity to contribute to the company's 401k plan 🏝 Flexible PTO policy + 11 designated company holidays 📚 Annual learning and development allowance 🏡 We're all about making WFH work for you - that's why we offer a one-off WFH allowance when you join. Offering perks like noise-cancelling headphones or a comfortable desk chair to boost your comfort and focus! 🧡 Enhanced parental leave 👨‍👩‍👧 Company-funded fertility and family-forming programmes 🌸 Menopause care programme with Maven At PolyAI, we take great pride in our values - they guide everything we do. We believe that a strong culture leads to meaningful work and lasting impact. Our core values are: Only the best We expect the best from our people, we hire people that expect the best from themselves, and we nurture this drive for excellence. Ownership We care deeply about what we do. We take ownership of our initiatives, decisions and outcomes. Relentlessly improve We demand more from ourselves and are always evolving. Continuous, obsessive improvement is the only way we will transform the world of conversational AI. Bias for action Our world moves quickly and so do we. We take calculated risks and we deliver impact fast. Disagree and commit We are all working toward the same goal. If we donʼt agree with something, we work hard to understand it and when a decision is made, we accept it and give it our all. Build for people We are hyper-focused on delivering the best automated experiences possible so that we can empower people to get exactly what they need, when they need it. PolyAI is proud to be an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment decisions at PolyAI will be based on the business needs without attention to ethnicity, religion, sexual orientation, gender identity, family or parental status, national origin, neurodiversity status or disability status. Kindly find the Privacy Notice for our recruitment process by following the link here. This document provides important information regarding how we handle your personal data throughout the recruitment journey.