Martech Engineer

Harnham; Greater London; Hybrid; GBP 45,000 - 55,000; Full time

Benefits offered by this job

Salary between £45,000 - £55,000 - 2/3

Job summary

Harnham in London/ Brighton is seeking a Martech Engineer to build AI-powered marketing technology solutions, data pipelines, and automation tools using GCP, TypeScript, Node.js.

You will collaborate with stakeholders to translate business needs into scalable cloud-based products and contribute to product strategy across marketing tech and analytics.

Qualifications

• Strong commercial experience with Google Cloud Platform (GCP) or similar cloud technologies.
• Experience with serverless architectures and modern software engineering practices.
• Hands-on experience integrating AI capabilities into products and workflows.
• Familiarity with agentic AI frameworks such as LangChain, CrewAI, or similar.
• Experience with modern front-end frameworks such as React.
• Ability to communicate technical concepts clearly to a range of stakeholders.
• Interest or exposure to digital marketing channels such as SEO, paid media, content, or analytics.
• ETL/ELT tools and data integration processes.
• BigQuery or other cloud data warehouse technologies.
• Data visualisation and dashboard development.
• Marketing technology, analytics, or data-focused environments.

Responsibilities

• Design, build marketing technology products, automation solutions, and AI-powered tools.
• Collaborate with stakeholders to identify business challenges and build scalable technical solutions.
• Develop and maintain API integrations, data pipelines, and cloud-based applications.
• Support the ongoing enhancement of proprietary products and internal platforms.
• Build secure, reliable, and reusable solutions using modern engineering practices.
• Contribute to technical architecture, innovation initiatives, and product strategy.
• Troubleshoot and resolve issues across existing applications and tools.
• Work closely with technical and non-technical teams to deliver impactful projects.

Skills

GCP

Serverless

AI integration

LangChain/CrewAI

React

Stakeholder comms

Digital marketing

ETL/ELT

BigQuery

Data visualization

Marketing tech

Tools

LangChain

CrewAI

BigQuery

React

Job description

London or Brighton (2 days a week in office)

This is an exciting opportunity to join a growing technology and data-focused team where you will build innovative marketing technology solutions, automation tools, and AI-powered products. You will play a key role in developing scalable solutions that help clients unlock insights, improve efficiency, and drive measurable business impact.

THE COMPANY

They are a leading digital consultancy operating at the intersection of marketing, technology, data, and AI. Their teams partner with a diverse portfolio of clients to solve complex business challenges through innovative technology solutions. With a collaborative and forward-thinking culture, they invest heavily in innovation, product development, and emerging technologies. The business offers exposure to global projects and the opportunity to work alongside specialists across multiple disciplines.

THE ROLE

As a Martech Engineer, you will build AI-powered tools, cloud-based data solutions, and automation products using GCP, TypeScript, Node.js, and modern AI frameworks.

Specifically, you can expect to be involved in the following:

• Design, develop, and maintain marketing technology products, automation solutions, and AI-powered tools.
• Collaborate with stakeholders to identify business challenges and build scalable technical solutions.
• Develop and maintain API integrations, data pipelines, and cloud-based applications.
• Support the ongoing enhancement of proprietary products and internal platforms.
• Build secure, reliable, and reusable solutions using modern engineering practices.
• Contribute to technical architecture, innovation initiatives, and product strategy.
• Troubleshoot and resolve issues across existing applications and tools.
• Work closely with technical and non-technical teams to deliver impactful projects.

SKILLS AND EXPERIENCE

The successful Martech Engineer will have the following skills and experience:

• Strong commercial experience with Google Cloud Platform (GCP) or similar cloud technologies.
• Knowledge of serverless architectures and modern software engineering practices.
• Hands-on experience integrating AI capabilities into products and workflows.
• Familiarity with agentic AI frameworks such as LangChain, CrewAI, or similar technologies.
• Experience with modern front-end frameworks such as React.
• Ability to communicate technical concepts clearly to a range of stakeholders.
• Interest or exposure to digital marketing channels such as SEO, paid media, content, or analytics.
• ETL/ELT tools and data integration processes.
• BigQuery or other cloud data warehouse technologies.
• Data visualisation and dashboard development.
• Marketing technology, analytics, or data-focused environments.

BENEFITS

The successful Martech Engineer will receive the following benefits:

• Salary between £45,000 - £55,000 - depending on experience