React Developer in United Kingdom

About THG Ingenuity THG Ingenuity is a fully integrated digital commerce ecosystem, designed to power brands without limits. Our global end-to-end tech platform is comprised of three products: THG Commerce, THG Studios, THG Fulfilment. Each represents a single, unified solution, overcoming challenges and taking brands direct-to-consumer. Our client portfolio includes globally recognised brands such as Coca-Cola, Nestle, Elemis, Homebase, and Proctor & Gamble. Technology is the driving force behind THG Ingenuity, and it starts with our people. We are ambitious with our goals and challenge conventional thinking. THG Technology is different because we support every single person to make massive impact and drive their own work. Our people are always learning, and we work every day to ensure our technology, from our software platforms, to our ML capability and beyond, is world class. This enables us to keep powering THG ingenuity and our partners on a global scale. Responsibilities: · Facilitate the generation of solutions, validating and prioritysing before driving implementation · Define project scope, objectives, and requirements. Develop a detailed project plan, including timelines, tasks, and resource allocation. · Build and lead a cross-functional team, assigning tasks, setting priorities, and ensuring collaboration among team members. · Identify potential risks and develop mitigation strategies to minimize project disruptions. · Maintain open communication with stakeholders, providing updates on project progress and addressing concerns or changes. · Ensure that the project's deliverables meet quality standards and specifications. · Allocate resources effectively to ensure that the project has the necessary tools, equipment, and personnel. · Monitor project timelines and adjust as needed to keep the project on track. · Address issues and obstacles that arise during the project, finding solutions to keep the project moving forward. · Maintain accurate proj

At Speechmatics, we’re expanding our user platform offering. We're looking for a Senior Front-End Software Engineer with a strong product mindset to help drive that growth. This is an opportunity to own end-to-end feature development at a leading-edge AI company, from shaping the user experience through to shipping and iterating based on real user feedback and analytics data. What you'll do Own product features from ideation through to delivery, contributing to UX thinking, frontend execution, and post-launch iteration Build polished, accessible user interfaces using React, JavaScript, HTML, and CSS Make UX and UI decisions independently, collaborating closely with designers and PMs rather than waiting on detailed handoffs Design and run A/B tests to validate product decisions and surface insights that improve the user experience Use analytics tooling such as Mixpanel to understand how people interact with the product and feed that learning back into what gets built Partner with backend engineers, product managers, and designers to ship features that genuinely move the needle for users and the business Write and maintain robust UI tests, taking ownership of quality in production and at scale Run user interviews and meet customers to understand how people use the product and what drives adoption What you'll need Proficiency in React, JavaScript, HTML, and CSS with a track record of shipping production-quality frontend code A product-minded engineering approach Comfort owning UX and UI decisions independently Hands-on experience with iterative development practices, including A/B testing and feature experimentation Familiarity with user analytics tools such as Mixpanel or a comparable platform Experience with UI testing frameworks and a solid grounding in frontend engineering best practices Confidence collaborating cross-functionally with designers, PMs, and backend engineers A track record of using user feedback and data to improve features Nice to have Experience us

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. About the role You will focus on friction points around primarily backend issues for all teams in Engineering (90 Engineers). How should we do inter-service testing? Some teams are using monorepo, others aren’t. How can we bring overall stability up? Generally steering BE in the right direction. In the near future, standardising things across all of Engineering and bringing R&D teams (another 40 Engineers and Researchers) closer. You will have ownership of projects that span quarters, requiring you to have the ability to break a problem down into small steps that can be delivered and validated iteratively. You will evaluate your own work, leveraging our data pipeline and frameworks that we have established to understand the impact your features have on our commercial objectives and pivoting where necessary. You will consider the long-term direction of Engineering, making sure that we are developing the engineering capabilities that will allow us to stay ahead of the challenges we are likely to encounter in 12-18 months' time. You will work end-to-end, from our client application written in React to our monolithic backend written in Python, and lead projects that span across multiple teams. What we're looking

At Vanta, our mission is to help businesses earn and prove trust. We believe that security should be monitored and verified continuously, and we empower companies to practice better security and prove it with ease. Vanta has a kind and talented team, and while some have prior security experience, many have been successful at Vanta without it. Our Staff Software Engineers identify key strategic technical initiatives, deliver significant value to our customers and business, and set the tone for engineering excellence and culture. As an early engineering hire on the growing Privacy & Data Security team based in London, you will play a key role in bolstering our engineering presence in Europe. You'll partner with product management, product design, and your growing engineering team to drive the discovery and development of privacy features that expand Vanta’s value for its customers. Your work will accelerate product development and create a consistent customer experience for all of our customer segments. Vanta’s team and technology surface are growing quickly, and it’s essential that we invest in the right abstractions and systems to enable us to scale with our business. As a Staff Software Engineer, you’ll be responsible for identifying key strategic technical initiatives that impact our entire engineering team and deliver significant value to our business. You will set a high bar for engineering culture and excellence, and your past experience will be leveraged to enable and accelerate Vanta’s growth. Our business has found incredible product-market fit and has monetized effectively since the day we signed our first customer. We’re growing at a blistering pace, which presents career-defining opportunities for engineers to accelerate their growth and to contribute to a rapidly-scaling company. Vanta has a kind and talented team, and while some have prior security experience, many have been successful at Vanta without it. We’d love for you to join us! What you’ll d

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Software Engineers at Palantir build software at scale to transform how organisations around the world use data. As a Software Engineer Intern, you’ll have an opportunity to grow more quickly than you ever envisioned, as you contribute high-quality code directly to Palantir Gotham, Palantir Foundry, or Palantir Apollo: products that are deployed at some of the most important institutions across the public and private sectors. You'll create features used by research scientists, aerospace engineers, intelligence analysts, and economic forecasters, in countries around the world. Palantir's Product Development organisation is made up of small teams of Software Engineers, each focusing on a specific aspect of a product. For example, you might join a team that builds a Foundry front-end application, or a component of the Gotham release infrastructure. We encourage communication and collaboration among teams to share context, skills, and experience, so you'll learn about many different aspects of each product. Core Responsibilities As a Software Engineer, you are involved throughout the product lifecycle - from idea generation, design, and prototyping to execution and shipping while also being paired with a mentor dedicated to your growth and success. You'll collaborate closely with technical and non-technical counterparts to understand our customers' problems and build products that tackle them. One of the most effective ways to understand what our users need is to meet them. You may receive an opportunity to tour the assembly line at an auto-manufacturer or join a counter-terror analyst at their desk to really understand their mission and difficulties. SWE

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Software Engineers at Palantir build software at scale to transform how organisations around the world use data. In this role, you’ll have an opportunity to grow more quickly than you ever envisioned as you contribute high-quality code directly to Palantir Gotham, Palantir Apollo, or Palantir Foundry: products that are deployed at some of the most important institutions across the public and private sectors. You'll create features used by research scientists, aerospace engineers, intelligence analysts, and economic forecasters in countries around the world. Palantir's Product Development organisation is made up of small teams of Software Engineers, each focusing on a specific aspect of a product. For example, you might join a team that builds a Foundry front-end application, or a component of the Gotham release infrastructure. We encourage communication and collaboration among teams to share context, skills, and experience, so you'll also have the opportunity to learn about other business areas. Core Responsibilities As a Software Engineer, you are involved throughout the product lifecycle - from idea generation, design, and prototyping, to execution and shipping, all while also being paired with a mentor dedicated to your growth and success. You'll collaborate closely with technical and non-technical counterparts to understand our customers' problems and build products that tackle them. One of the most effective ways to understand what our users need is to meet them. You may receive an opportunity to tour the assembly line at an auto-manufacturer or join a counter-terror analyst at their desk to really understand their mission and difficulties. SWE p

🚀 About WRITER WRITER is where the world's leading enterprises orchestrate AI-powered work. Our vision is to expand human capacity through superintelligence. And we're proving it's possible – through powerful, trustworthy AI that unites IT and business teams together to unlock enterprise-wide transformation. With WRITER's end-to-end platform, hundreds of companies like Mars, Marriott, Uber, and Vanguard are building and deploying AI agents that are grounded in their company's data and fueled by WRITER's enterprise-grade LLMs. Valued at $1.9B and backed by industry-leading investors including Premji Invest, Radical Ventures, and ICONIQ Growth, WRITER is rapidly cementing its position as the leader in enterprise generative AI. Founded in 2020 with office hubs in San Francisco, New York City, Seattle, Austin, Chicago, and London, our team thinks big and moves fast, and we're looking for smart, hardworking builders and scalers to join us on our journey to create a better future of work with AI. 📐 About the role We’re seeking a highly skilled fullstack software engineer to join our engineering team building advanced AI-driven agent systems that execute autonomous workflows, orchestrate multi-step tasks, and extend human capacity across enterprise applications. In this role, you’ll play a key part in designing, building, and scaling next-generation AI agents that integrate with enterprise data and services to solve real-world problems. You will collaborate with cross-functional teams to turn complex agent concepts into production-ready systems. 🦸🏻‍♀️ What you'll do Design, implement, and maintain scalable, secure agent-driven services and systems that autonomously accomplish tasks using modern AI frameworks. Develop and enhance robust infrastructure and high-throughput APIs, focusing on core agent capabilities such as memory, communication channels, skills, intelligent decision logic, security and workflow management. Integrate agent capabilities with backend services

🚀 About WRITER WRITER is where the world's leading enterprises orchestrate AI-powered work. Our vision is to expand human capacity through superintelligence. And we're proving it's possible – through powerful, trustworthy AI that unites IT and business teams together to unlock enterprise-wide transformation. With WRITER's end-to-end platform, hundreds of companies like Mars, Marriott, Uber, and Vanguard are building and deploying AI agents that are grounded in their company's data and fueled by WRITER's enterprise-grade LLMs. Valued at $1.9B and backed by industry-leading investors including Premji Invest, Radical Ventures, and ICONIQ Growth, WRITER is rapidly cementing its position as the leader in enterprise generative AI. Founded in 2020 with office hubs in San Francisco, New York City, Seattle, Austin, Chicago, and London, our team thinks big and moves fast, and we're looking for smart, hardworking builders and scalers to join us on our journey to create a better future of work with AI. 📐 About the role We’re seeking a highly skilled fullstack software engineer to join our engineering team building advanced AI-driven agent systems that execute autonomous workflows, orchestrate multi-step tasks, and extend human capacity across enterprise applications. In this role, you’ll play a key part in designing, building, and scaling next-generation AI agents that integrate with enterprise data and services to solve real-world problems. You will collaborate with cross-functional teams to turn complex agent concepts into production-ready systems. 🦸🏻‍♀️ What you'll do Design, implement, and maintain scalable, secure agent-driven services and systems that autonomously accomplish tasks using modern AI frameworks. Develop and enhance robust infrastructure and high-throughput APIs, focusing on core agent capabilities such as memory, communication channels, skills, intelligent decision logic, security and workflow management. Integrate agent capabilities with backend services

Overview : Guidepoint’s Business Development teams are passionate about expanding our reach with both new and existing clients. We support all of Guidepoint’s service offerings, helping to build relationships and communicate how Guidepoint helps clients stay informed and make better business decisions. Our teams are motivated to provide custom offerings designed to help every potential client make the most of their partnership with Guidepoint. Play a vital role in Guidepoint’s success. The Business Development team is looking for an entry-level Business Development Associate to further develop our business with major corporate institutions, F500 Corporations, Startups, etc. within the region . The Associate will be responsible for assisting in building a pipeline of prospects across a variety of industries. This is a hybrid position out of our London office . All applicants must have the right to work in the UK. What You’ll Do: Identify prospect clients and communicate Guidepoint's value proposition via email and telephone Build relationships and schedule meetings with clients and senior sales managers Map companies in order to identify target groups and job functions Utilize Guidepoint's brand to create and develop a robust pipeline of qualified prospects to help drive Guidepoint's commercial success Research target industries, sub-sectors and companies in order to understand their information/research needs and pain-points Work alongside senior sales professionals to provide engaging content for meetings with prospects and effectively articulate our value proposition Develop a strong knowledge and understanding of the competitive landscape Provide client/prospect feedback to sales and management What You Have: Bachelor’s degree with strong academic record and extracurricular achievement 1+ years of experience in a client-facing role, eg. sales, account management, client management, etc. Outgoing personality with the ability and willingness to make co

Overview : Guidepoint’s Business Development teams are passionate about expanding our reach with both new and existing clients. We support all of Guidepoint’s service offerings, helping to build relationships and communicate how Guidepoint helps clients stay informed and make better business decisions. Our teams are motivated to provide custom offerings designed to help every potential client make the most of their partnership with Guidepoint. Play a vital role in Guidepoint’s success. The Business Development team is looking for an entry-level Sales Development Representative to further develop our business with major corporate institutions, F500 Corporations, Startups, etc. within the region . The Associate will be responsible for assisting in building a pipeline of prospects across a variety of industries. This is a hybrid position out of our London office . All applicants must have the right to work in the UK. What You’ll Do: Identify prospect clients and communicate Guidepoint's value proposition via email and telephone Build relationships and schedule meetings with clients and senior sales managers Map companies in order to identify target groups and job functions Utilize Guidepoint's brand to create and develop a robust pipeline of qualified prospects to help drive Guidepoint's commercial success Research target industries, sub-sectors and companies in order to understand their information/research needs and pain-points Work alongside senior sales professionals to provide engaging content for meetings with prospects and effectively articulate our value proposition Develop a strong knowledge and understanding of the competitive landscape Provide client/prospect feedback to sales and management What You Have: Bachelor’s degree with strong academic record and extracurricular achievement 1+ years of experience in a client-facing role, eg. sales, account management, client management, etc. Outgoing personality with the ability and willingness to make

WPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth. We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise. Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow. For more information, visit WPP.com. Why we're hiring: We're looking for an Application & Development Security Lead to help shape and strengthen secure software development governance across one of the world's largest technology and creative ecosystems. Working within WPP's Digital Security & Risk Management team, you'll partner with engineering, product and platform teams to govern secure-by-design ways of working, improve software security governance, and provide oversight across modern development environments. This role isn't about writing code day-to-day. Instead, you'll influence governance of how secure software is built, deployed and maintained across cloud-native platforms, APIs, AI-enabled applications and global engineering teams. This is an opportunity to influence software security governance at global scale, helping shape how security supports innovation across one of the world's largest and most diverse technology environments. You'll work alongside talented security and engineering professionals while helping build secure, resilient products and platforms for the future. What you'll be doing: Define an

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world's largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important work of your career. About the team The Financial Partnerships team sits within the Global Partnerships organization and is a key component of our success. Our team is responsible for developing and managing relationships with the global and regional banks that enable the Stripe product strategy and deliver new capabilities to Stripe users. Our team executes on high-impact, cross-functional product partnership initiatives across existing products and early-stage "up the stack" financial products. These partnerships have a significant impact on Stripe and are essential for us to offer products used by millions of our users. What you'll do We're looking for a Partner Development Manager to join the Financial Partnerships team. You'll be responsible for developing and executing the multi-year, global strategies for building our relationships across many of our most important banking partners. You'll focus on designing, scaling, and continuously improving mechanisms to deepen relationships with our partners, as well as highly impactful programs key to differentiating Stripe. As part of these efforts, you'll collaborate closely with cross-functional stakeholders (including Product, Engineering, Legal, Finance, Risk, etc.), and with the banking partners' executive teams. The successful candidate will have a demonstrated ability to manage and develop partners, think strategically and apply diagnostic thinking to business, product, and technical challenges, and earn trust with and inf

We take play seriously. We’re looking for curious adventurers ready to find their party, fueled by imagination and drive to build what’s never been built before. At Hasbro and Wizards of the Coast, you’ll collaborate with passionate teams to reimagine our iconic brands and create experiences that spark joy, connection, and community through the magic of play. This is your chance to shape legendary play that lasts a lifetime. At Hasbro, play is at the heart of everything we do, and so is making sure that play is safe. We are looking for an experienced quality, regulatory and compliance leader to head our EMEA team, driving product safety and technical compliance across Hasbro and licensed product. You will lead a specialist QA team, act as Hasbro's technical voice in the industry bodies that shape toy regulation, and partner with global stakeholders to ensure our products meet the highest safety standards in every market they reach. You will join a global QA team that is every bit as passionate about safety as we are about having fun. If you want to make a measurable impact on an iconic brand portfolio, we would like to hear from you. Key Responsibilities Represent Hasbro in industry and standardization bodies including TIE, TA, ATPA, BTHA, FJP, AFNOR, CEN and ISO, shaping proportionate regulation and standards for the company and the wider toy industry. Lead and develop the EMEA QA team, setting technical direction and providing authoritative interpretation of regulatory and licensing requirements. Monitor regulatory change across EMEA, assess business exposure, and lead engagement with industry associations to mitigate impact. Own the Regulatory Change Management Process for the region, ensuring new requirements are implemented on time and verified. Develop compliance strategies for complex markets, notably distributor territories and the GCC region including Saudi Arabia, and equip local teams

WPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth. We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise. Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow. For more information, visit WPP.com. Senior Director, Programme Management Location: London Reporting to: Global Senior Director, Strategic Programmes Why We Are Hiring: WPP’s Data & Technology Solutions (DTS) is WPP’s global data products and technology team. We partner with our agencies and clients to create data-driven solutions and technology products that power marketing transformation. At the heart of this is WPP Open , our AI-powered marketing platform that brings together people, data, tools and AI to help deliver better outcomes for clients. We're looking for a Senior Director, Programme Management to join our Strategic Programmes team and help deliver some of DTS's most important initiatives. This is an opportunity to work across a wide range of programmes, bringing together teams, stakeholders and capabilities from across the business to deliver meaningful change. You'll play a key role in turning priorities into action, helping teams stay aligned, navigate challenges and deliver successful outcomes. You'll enjoy building relationships and bringing clarity to complex

WPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth. We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise. Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow. For more information, visit WPP.com. Why we're hiring: *Please note this role is a 1 year fixed term contract* The Cyber Risk and Compliance team ensures that WPP Media are adhering to internal policies and procedures so that WPP Media meets regulatory, client and external audit requirements. The role is pivotal to embed robust Data & Technology controls, driving compliance with our policies, and ensuring audit readiness for obligations such as SOX 404 IO. As a key member of the Media compliance team, you will deliver control assurance and actively coach project teams, while also playing a strategic role in shaping the group’s compliance and controls posture to be more consistent, standardised, and repeatable. You will work closely with colleagues in Financial Risk and Control to ensure IT controls are fully aligned and integrated with financial controls. This role ensures project and delivery teams are equipped to demonstrate control performance clearly and consistently. The focus is on guiding teams to meet their obligations and targeting assurance activity where it adds the greatest value. What you'll be doing: Be a key liaison wi