Backend Developer

WPP Enterprise Solutions designs, builds, and operates the growth systems that competitive businesses rely on. In a world where Al is reshaping how companies drive growth, we lead clients in business transformation and marketing modernization, connecting strategy directly to execution. Our 12,000 experts in engineering and platforms, commerce, consulting, content transformation, CRM, and CX work within a unified global operating unit across 40+ markets. WPP Enterprise Solutions works alongside best-in-class partners including Adobe, AWS, Braze, Google, Microsoft, Salesforce, and Shopify, as well as innovators in AI, to deliver growth solutions tailored to the needs of our clients’ businesses.

WPP is undergoing an exciting global transformation, and we're looking for a passionate and driven Backend Developer to join our dynamic and innovative team building Unite — a large-scale, cloud-native AI platform powering multiple WPP products. We encourage applications from a diverse range of backgrounds and experiences.

As a Backend Developer, you will:

• Design and build serverless microservices: Develop, deploy, and maintain AWS Lambda functions across a large TypeScript monorepo with 80+ backend services and 150+ shared packages.

• Own data and API layers: Design and implement REST APIs via API Gateway, work with DynamoDB and PostgreSQL (Aurora) for data storage, and integrate event-driven architectures using SQS and EventBridge.

• Scale AI-powered features: Contribute to backend services that orchestrate LLM-based agents, AI evaluation pipelines, and real-time content generation workflows.

• Collaborate and grow: Join a supportive and inclusive team focused on engineering best practices and continuous improvement. Share your knowledge and learn from others.

• Gain business exposure: See the direct impact of your work and gain valuable business insights through regular interaction and feedback.

• Contribute to technical excellence: Uphold high code-quality standards in a strict TypeScript codebase, write well-tested code with >85% coverage, and participate in code reviews.

• Shape the future: Contribute your ideas and expertise to shape the future direction of our platform and development practices. We value diverse perspectives and encourage everyone to contribute to our ongoing innovation. 

We understand that candidates may not have every single skill listed below. We encourage you to apply if you possess a strong foundation in backend development and a willingness to learn and grow.

• Practical experience developing backend services and APIs using Node.js 18+ and TypeScript.

• Strong proficiency in TypeScript (strict mode) and modern JavaScript (ES2022+). Hands-on experience with AWS serverless services, especially Lambda, API Gateway, DynamoDB, S3, SQS, and EventBridge.

• Experience designing and developing REST APIs and event-driven microservices. Familiarity with relational databases (PostgreSQL / Aurora) and NoSQL databases (DynamoDB), including schema design, migrations, and query optimization.

• Experience working in a large-scale monorepo with shared packages and multiple deployable services. • Ability to write clean, well-tested, and maintainable code following best practices — including Jest for unit/integration testing.

• Good understanding of serverless architecture, deployment workflows, and infrastructure-as-code (Serverless Framework).

• Experience working with Agile methodologies and contributing to Agile teams. Strong problem-solving skills and a proactive approach to addressing challenges. 

• Experience with Serverless Framework 3+ or AWS CloudFormation for infrastructure definition.

• Familiarity with OpenSearch / Elasticsearch for search and indexing workloads. Experience with AWS AppSync, Cognito, Step Functions, or Bedrock.

• Exposure to AI/LLM orchestration — building backends that integrate with large language models or agent frameworks.

• Experience with Python (boto3, Lambda) for supporting microservices.

• Familiarity with Docker and LocalStack for local development and testing.

• Experience with CI/CD pipelines using GitHub Actions and build orchestration tools like Turborepo.

• Understanding of Yarn 4+ workspaces, monorepo dependency management, and package publishing.

• Familiarity with multi-region deployments.

Alongside the opportunity to work with some of the most exciting brands around the world, we’ll also prioritise your career development and help you grow your skills. We’ll empower you to make a difference, allow you to be yourself, and respect who you are.

Our culture thrives on our core values, designed for impact-driven individuals: Heart, Brains and Courage.

We lead with Heart, fostering empathy and trust where genuine connections and human-centric work flourish.
We empower your Brains for innovation, valuing relentless curiosity and collaborative intelligence to solve complex challenges.
And we champion Courage, inspiring you to speak up, embrace experimentation, and advocate for bold solutions that push our thinking to be better than yesterday.

VML MAP is a world-leading Centre of Excellence that helps businesses humanize the relationship between the brand and the customer through hyper personalization at scale, marketing automation and CRM. With the brain of a consultancy, the heart of an agency and the power of technology and data, we work with some of the world's most admired brands to help them on their transformation journey to becoming truly customer-centric. Together, we are 1000 + technology specialists, data scientists, strategic thinkers, consultants, operations experts, and creative minds from 55+ nationalities.

We are part of the global VML network that encompasses more than 30,000 employees across 150+ offices in 60+ markets, each contributing to a culture that values connection, belonging, and the power of differences.

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. For more information, visit WPP.com.

WPP (MAP/VML) is an equal opportunity employer and considers applicants for all positions without discrimination or regard to characteristics. We are committed to fostering a culture of respect in which everyone feels they belong and has the same opportunities to progress in their careers. 

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