Head of Engineering

Speechify aims to remove reading barriers for learners everywhere. More than 50 million people use our text-to-speech tools to turn PDFs, books, Google Docs, news articles, and websites into audio. This helps users read faster, cover more material, and remember more. Our products include apps for iOS, Android, Mac, a Chrome extension, and a web app. Google named Speechify the Chrome Extension of the Year, and Apple awarded us the 2025 Design Award for Inclusivity. The Speechify team is fully remote, with nearly 200 people across the globe. Our group includes frontend and backend engineers, AI research scientists, and team members from companies like Amazon, Microsoft, and Google, as well as top PhD programs such as Stanford. Role Overview The Data team within Speechify’s AI division is looking for a Software Engineer focused on data infrastructure and acquisition. This position plays a key part in collecting and managing the large-scale datasets that power our model training. The team’s goal is to build high-quality datasets at petabyte scale and keep costs low by tightly integrating infrastructure, engineering, and research. What You Will Do Find and bring in new audio data sources for the ingestion pipeline. Maintain and grow the cloud infrastructure for data ingestion, currently on Google Cloud Platform (GCP) and managed with Terraform. Work with scientists to improve data cost, throughput, and quality, supporting the creation of advanced models. Partner with the AI team and company leadership to shape the dataset roadmap for future consumer and enterprise products. Location This role is based in Cardiff, United Kingdom.

Role Overview Position: Azure Infrastructure Engineer Location: Cardiff, Wales (Hybrid). Expect to be onsite 3 days per week, with occasional travel to other ARO offices and client sites across the UK. Candidates must be able to commute and have their own transport. Salary: Up to £39,000 Contract: Permanent About aro aro is building a new team focused on delivering reliable cloud services within a Managed Services framework. As an Azure Infrastructure Engineer, join a group of engineers, architects, and partners working together to support and improve Microsoft Azure environments for a range of clients. What You Will Do Azure Platform Support & Operations Support deployment and maintenance of Azure resources across customer environments. Assist with implementing Azure landing zones and subscription structures that follow established standards. Operate Azure services in line with governance, security, and regulatory requirements. Carry out routine operational tasks, including patching, updates, and lifecycle activities, with guidance from senior staff. Networking & Connectivity Support Azure networking components, such as: Virtual Networks (VNets) and peering Network Security Groups (NSGs) Azure Firewall and Application Gateway Azure DNS and User Defined Routes (UDRs) Assist with monitoring and troubleshooting ExpressRoute and hybrid connectivity issues. Who Will Succeed Hands-on experience with Azure IaaS. Strong problem-solving skills and a methodical approach to troubleshooting. Clear, effective communicator who can work well with both technical and non-technical colleagues. Interest in cloud infrastructure and managed services, with a desire to expand Azure knowledge and take on more complex engineering responsibilities over time. Work Arrangement This is a hybrid role with an onsite requirement of three days per week in Cardiff. Reliable transport is essential for commuting and occasional travel to other sites.

Company: Speechify Location: Cardiff, United Kingdom About Speechify Speechify helps people consume information in new ways. The platform turns web articles, cloud documents, and eBooks into audio, letting users listen wherever and whenever they want. As the company grows, Speechify continues to shape how audio information is delivered, much like streaming changed audio entertainment. Role Overview: Senior Software Engineer, Core Experiences The Core Experiences Team builds and maintains the key services and SDKs behind Speechify’s product experience. As a Senior Software Engineer, this role focuses on creating efficient APIs and systems that support multiple platforms and directly impact how users interact with Speechify. Main Responsibilities Work with Product Teams to define project scopes, improve processes for fast customer feedback, and solve integration and user experience challenges across different product lines using the cross-platform SDK. Optimize current features by reducing loading times and advancing parsing intelligence through new abstractions and algorithm improvements. Design and deploy cloud functions, lightweight backend services, and jobs, primarily using Kotlin.

Teamwork makes the stream work. Roku is redefining the way the world experiences televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to power every television globally. We pioneered the streaming technology that connects viewers to the content they adore, facilitating content providers in reaching and monetizing large audiences, while offering advertisers unique methods to engage consumers.From day one at Roku, your contributions will be both significant and appreciated. We are a rapidly expanding public company where everyone plays a crucial role. Here, you will have the chance to bring joy to millions of TV streamers worldwide while acquiring valuable experience across diverse fields. About the Role the role Are you passionate about observability and keen to contribute to the advancement of Roku's innovative AI-driven observability platform? Are you excited to delve into the CNCF open-source landscape, exploring tools for metrics, logs, and tracing while investigating how AI and Large Language Models can transform observability workflows? If you are a problem-solver who enjoys collaboration and seeks innovative methods to enhance observability through intelligent automation, this role is for you. You will grow your skills while managing large-scale operations involving high-volume data and requests across multiple regions, leading the development of AI-enhanced observability solutions. If you're eager to learn at the intersection of observability and AI and make a real impact, we want to hear from you!

Teamwork makes the stream work. Roku is transforming the way the world enjoys televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to empower every household with a connected television experience. We pioneered the streaming revolution and are committed to developing a platform that unites the entire television ecosystem. Our services connect viewers with their favorite content, enable content creators to engage larger audiences, and offer advertisers innovative ways to reach consumers.From day one at Roku, you will play a pivotal role in our journey. As a rapidly growing public company, we foster a culture where every voice is heard and every contribution is valued. Join us in delighting millions of TV streamers globally while gaining invaluable experience across diverse areas of expertise. Are you driven by the challenge of building scalable, high-performance systems capable of processing vast amounts of data? Do you excel at crafting and executing innovative solutions that enhance engineering teams' capabilities with actionable insights? Are you eager to drive the advancement of open-source observability at a grand scale? Become a part of our team to enhance (open source) observability tools and create new functionalities that empower teams to manage data efficiently and derive actionable insights. About the Team The Observability team, a crucial part of Roku's Cloud Technology Infrastructure organization, operates at the heart of our platform. We are a dynamic, high-performing global team that thrives on ownership, effective communication, and delivering impactful engineering solutions. O...

Begin your journey with us. Advance your career with AECOM.Are you eager to contribute to transformative water infrastructure projects?Join our dynamic and diverse Water team as a Project Manager in our expanding Cardiff office. Enjoy the advantages of our flexible hybrid working model. At AECOM, we lead the way in innovation, executing a wide range of water programs and projects in collaboration with major UK water providers, including Wessex Water, Welsh Water, South West Water, Thames Water, Severn Trent Water, and Tier 1 Contractors.In this pivotal role, you will oversee various elements of small to medium-sized water utility projects, focusing on both wastewater and drinking water initiatives, primarily within long-term frameworks for key clients. This is an exceptional chance to join a talented team dedicated to efficiency and innovative solutions.Your key responsibilities will include:Leading and managing projects, ensuring successful delivery with full accountability for budget and schedule.Overseeing project contracts, ensuring adherence to scope, budget, and timelines.Managing change processes by documenting early warnings, preparing variations, and negotiating changes with clients.Developing and maintaining project timelines while identifying risks, dependencies, and required resources.Assessing and mitigating project risks and opportunities to guarantee successful results.Managing contracts using various forms, including NEC.Ensuring quality management processes are adhered to for all project activities and outputs.Engaging with stakeholders, managing their interests to achieve project objectives.Coordinating and managing multidisciplinary teams across the organization.Overseeing subcontractor and supply chain performance to meet project requirements.Building strong relationships with clients and cross-functional team members.Leading bid management for design tenders on standalone projects and framework contracts.If you are passionate about innovation and eager to turn ambitious ideas into reality, AECOM is the place for you. Join our team where we not only construct infrastructure but also uplift communities and enhance lives. Follow our AECOM Water page on LinkedIn to stay updated on our impactful projects and witness the difference we are making in the industry!Join Us and Make a Difference.Become part of our vibrant Water business, which includes around 600 experts across the UK and Ireland. Collaborate with leading civil, mechanical, electrical, and process engineers to deliver a variety of engaging projects, from small initiatives to large-scale ventures, from conception to completion. At AECOM, you'll thrive in an inclusive and forward-thinking environment where your contributions are valued.

Begin Your Journey with Us. Advance Your Career Here.Are you prepared to join a team that is redefining the future of water infrastructure?Become a part of our pioneering and multidisciplinary Water team as a Senior Project Manager, located in our expanding Cardiff office. Our flexible hybrid working model allows you to balance your professional and personal life. At AECOM, we excel in innovation, managing a diverse array of water initiatives and projects through enduring partnerships with leading clients, including significant UK water companies such as Wessex Water, Welsh Water, South West Water, Thames Water, Severn Trent Water, along with Tier 1 Contractors.As a Senior Project Manager, you will spearhead various elements of several small to medium-sized water utility projects, focusing on both wastewater and potable water systems, mainly within the frameworks of key client partnerships. This is a remarkable chance to collaborate with a talented and diverse group committed to delivering efficient and forward-thinking solutions.Key Responsibilities:Senior Project ManagerSupervise the activities of one or more Project Managers, providing assistance as necessary for their tasks.Contribute to the continuous enhancement of project delivery procedures and their implementation.Promote uniform Project Manager (PM) practices and procedures in accordance with AECOM PM standards and the Project Delivery System (PDS).Depending on regional and project needs, you may also manage more complex projects independently.If you are passionate about innovation and eager to transform ambitious ideas into reality, AECOM is eager to welcome you. Join our team where we not only create infrastructure but also enrich communities and improve lives. Follow our AECOM Water page on LinkedIn to stay informed about the impactful projects we are undertaking and witness the difference we are making in the industry!Grow with Us.Become a vital member of our dynamic Water division, which includes around 600 specialists throughout the UK and Ireland. Collaborate with leading civil, mechanical, electrical, and process engineers to deliver a spectrum of engaging projects, from small initiatives to large-scale undertakings, from inception to completion. Here, you will flourish in an inclusive and progressive environment where your contributions are valued.Enjoy the Benefits.At AECOM, we offer a variety of core and personalized benefits crafted to support your future and well-being, tailored to fit your lifestyle. Experience career development opportunities, our flexible hybrid working model to maintain a work-life balance that suits you, technical practice networks, AECOM University access, and volunteering days. We appreciate that everyone’s circumstances differ, so we are more than willing to discuss part-time or flexible working arrangements.

Role overview The Senior Programme Manager - Infrastructure Construction at AECOM leads major infrastructure projects based in the Cardiff office. This position oversees all phases, from initial planning through final delivery, maintaining a strong focus on quality and safety throughout each stage. Main responsibilities Lead cross-functional teams to deliver complex infrastructure projects according to schedule Work closely with stakeholders to ensure project objectives and expectations are aligned Manage budgets and allocate resources effectively Guide strategic planning and execution for large-scale initiatives Encourage efficiency and support innovative practices throughout the project lifecycle Impact This role is central to delivering infrastructure projects that serve local communities. The Senior Programme Manager upholds AECOM’s standards for quality, safety, and timely completion on every assignment.

Join AECOM as an Associate Cost Manager in our esteemed Infrastructure Consultancy team. In this pivotal role, you will be responsible for evaluating project costs, providing insightful analysis, and supporting our clients in achieving their financial objectives. Your expertise will guide project teams in delivering on time and within budget while maintaining the highest quality standards.We are looking for individuals who are detail-oriented, possess strong analytical skills, and thrive in a collaborative environment. If you are passionate about infrastructure development and cost management, we would love to hear from you!

Role overview Speechify seeks a Software Engineer to focus on iOS Core Product development in Cardiff, United Kingdom. This position centers on improving mobile applications that allow users to convert text into speech quickly and easily. What you will do Develop new features for the core iOS product and refine the overall user experience. Work to improve the app’s performance and reliability. Collaborate with engineers and other team members to deliver high-quality software. Team environment Work alongside professionals dedicated to building software that benefits users around the world.

Join Esri as a C++ Software Engineer II, where you will contribute to the development of innovative ArcGIS Maps SDKs for Native Applications. Collaborate with a dynamic team of professionals in a fast-paced environment that fosters creativity and cutting-edge technology.

Your Role at Veezu:The Senior DevOps Engineer will be an essential addition to our engineering team, tasked with taking charge of, modernizing, and revolutionizing Veezu’s cloud infrastructure and deployment methodologies. You'll collaborate with a select group of highly experienced engineers, significantly influencing our platform architecture, system reliability, and engineering culture.Reporting directly to the VP of Engineering, this position offers substantial autonomy and ownership in steering the technical direction of our cloud strategy. You will spearhead efforts to unify our infrastructure, standardize our monitoring systems, and establish top-tier deployment pipelines. Your contributions will directly affect our capacity to innovate rapidly and will empower our product, operations, marketing, and support teams.About Veezu:Veezu is the UK's fastest-growing taxi and private hire technology firm, serving hundreds of towns and cities across the UK. We are a technology-driven, on-demand mobility service dedicated to supporting our local communities, enabling them to thrive and beyond!Key Responsibilities:Lead a transformative initiative to consolidate our deployment platforms (from Heroku, Vercel, AWS) into a cohesive, modern, and simplified infrastructure on Microsoft Azure.Assume ownership of our cloud infrastructure, enhancing architecture, reliability, security, scalability, and cost-effectiveness for a platform managing millions of requests each hour.Design, construct, and maintain robust CI/CD pipelines, enabling the engineering team to deliver features more efficiently and securely.Define and execute a standardized monitoring and observability stack to ensure system health and provide rapid incident response.Promote and actively participate in cultivating a team culture of automation, transparency, curiosity, and strong communication.Establish the groundwork for a modern engineering platform powering one of the UK's largest mobility services.Play a pivotal role in recruiting and onboarding future team members as the team expands.Commit to upholding our ISO27001 certification and set high standards for Information Security compliance.Required Qualifications:Expertise in Infrastructure as Code with Terraform is essential.Extensive experience in designing, building, and scaling resilient cloud infrastructures...

Join the dynamic team at Monzo Bank as a Senior Data Scientist, where you will leverage your expertise to drive data-driven decision-making and enhance our innovative banking solutions. You will be at the forefront of transforming complex data into actionable insights, collaborating closely with cross-functional teams to improve our products and services.

Join us at Engine by Starling, where we are excited to partner with forward-thinking banks globally, empowering them to establish high-growth businesses using our cutting-edge technology.Engine operates as Starling's innovative software-as-a-service (SaaS) division, developed to fuel Starling's growth. Recently, we have transitioned into an independent entity, continuing to deliver exceptional software solutions.Starling has achieved remarkable success, largely due to our proprietary technology developed from the ground up. This robust SaaS platform is now accessible to banks and financial institutions worldwide, allowing them to leverage the pioneering digital features and streamlined back-office operations that have contributed to Starling's achievements.Our engineering team is the heartbeat of Engine, thriving in a dynamic environment focused on creation, innovation, and disruptive technology that keeps us at the forefront of the fintech landscape. We foster a flat organizational structure that empowers you to make impactful decisions, regardless of your role. Collaboration and support are woven into our culture, ensuring you're never alone on this journey!To excel at Engine, we seek proactive individuals who take ownership of their responsibilities—from development and design to knowledge sharing and optimizing processes for superior customer outcomes. Our core values—Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness—guide our mission.Hybrid WorkingWe embrace a hybrid working approach at Engine, preferring candidates who can commute to our Cardiff office for collaborative in-person interactions.About Engineering at Engine by Starling - Explore our engineering careers

Join us at Monzo on our mission to revolutionize banking and make money accessible for everyone! We are moving away from the complexities of traditional banking and have transformed our offerings significantly over the past decade. From our origins as a prepaid card, Monzo now provides a diverse range of services including personal and business bank accounts, joint accounts, accounts for 16-17 year-olds, free kids accounts, and credit cards. Our users can also save, invest, and manage their pensions all in one place. With our vibrant hot coral cards and innovative features, such as early salary access, coupled with our award-winning customer service and financial education initiatives, we are dedicated to creating extraordinary experiences for our customers. If you're passionate about solving problems and making a positive impact, we would love to have you on our team!

Role overview Monzo Bank Ltd. seeks a Data Protection Manager focused on safeguarding customer data and maintaining strong privacy standards. This role offers flexibility: work from Cardiff, London, or remotely anywhere in the UK. What you will do Take the lead in making sure Monzo meets all data protection laws and regulatory requirements. Collaborate with teams throughout the organisation to improve data governance and protection processes. Help maintain Monzo’s standards for transparency and security when managing customer information.

About SINGUAt SINGU, we are revolutionizing the operational landscape for the world’s most ambitious real estate companies. Our goal is to establish ourselves as Europe’s premier platform for managing warehouse, logistics, retail, and multi-site commercial real estate portfolios, empowering our clients to safeguard revenue, enhance operational efficiency, and unlock new value across their business spectrum.Our unified CAFM platform currently drives the daily operations of over 250 million m² of real estate globally, supporting more than 500,000 professionals. Following our merger with the UK’s Micad and Germany’s net-haus, we now manage over 100,000 buildings across 35+ countries — and this is just the beginning.With backing from a leading growth equity investor, we are rapidly scaling and collaborating with global leaders such as Prologis, ECE, CTP, Hillwood, Logicor, GLP, and Unibail-Rodamco-Westfield. As we expand through strategic acquisitions and pioneering innovations, we remain committed to our core values: adaptability, collaboration, and client focus.If you're eager to contribute to the development of Europe’s leading platform for property operations and make a significant impact on the real estate industry, join SINGU and be a part of this transformation.About the RoleWe are in search of a motivated Software Implementation Coordinator to join our Customer Experience team, focusing on the Micad Pro platform. The ideal candidate will take complete ownership of outcomes, not merely tasks, thriving in a dynamic, customer-oriented environment.This role is not for those who prefer to follow a script. You will manage individual implementations from start to finish, contribute to complex enterprise rollouts, and be expected to strategically consider how we deliver value to our customers rather than just executing tasks.This presents a fantastic development opportunity for someone with a strong foundation in software implementations who is ready to take on more responsibility and grow rapidly within a scaling business.

Role overview Legal and General is seeking a Data Analyst in Cardiff. This role focuses on turning complex data into clear, useful insights for the business. The position involves working closely with a team of data professionals to spot trends, inform decisions, and strengthen data-driven strategies.

Join us in revolutionizing banking for everyone.At Monzo, we are dedicated to transforming the traditional banking experience into something simple and accessible. Over the past decade, we've evolved from a prepaid card into a comprehensive financial platform. Our offerings now include personal and business bank accounts, joint accounts, accounts for teens, a kids account, and credit cards. We also empower our UK users to save, invest, and manage their pensions with us.With our signature hot coral cards, early payment features, and award-winning customer service, we pride ourselves on creating remarkable experiences for our customers. We aim to resolve issues and enhance lives through Monzo London/Cardiff/UK Remote | £76,500-£95,000 + Benefits | Hear from the team Analytics Engineering at MonzoWe employ around 60 Analytics Engineers among 300 data practitioners and have ambitious goals for our team. As an Analytics Engineer, you'll play a crucial role in enhancing our data infrastructure to facilitate swift, informed decision-making at Monzo.