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Junior Engineer, FDE (Agentic & Eco-System)

WPPLondon Technology & Innovation
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Salary
Not listed
Job type
Full-time
Posted
22 Sept 2026
Status
Open · checked 7d ago

About this role

Role Overview

The Junior Engineer, FDE (Agentic & Eco-System) position at WPP in London is a hands-on applied research engineering role suited for a technical professional with a background in software engineering or data science. This professional will work at the intersection of emerging technology, client demand, and product strategy to test opportunities and build scalable capabilities.

Key Responsibilities

Build and ship working systems quickly, including agentic workflows, data pipelines, interfaces, and integrations focused on answering commercial questions.
Collaborate directly with external partners, clients, and internal operational and commercial teams to turn ambiguous problems into deliverable technical outcomes.
Create production-lite quality solutions that incorporate observability, validation, sensible testing, and graceful failure without over-engineering.
Develop business cases alongside technical builds to evaluate value, scaling costs, and financial impact.

Requirements

5+ years of experience in software engineering, data science, or a related field with a proven track record of getting things into real use.
Strong proficiency in Python and hands-on cloud experience.
Demonstrable experience building agentic and Large Language Model (LLM) systems, including tool and structured calling orchestration, evaluation, and production value realization.
Consultancy-style experience gained through consulting, professional services, solutions engineering, forward deployment, or internal business-transformation functions.
Strong product and commercial judgment to communicate technical choices and business implications to diverse stakeholders.
Ability to operate smoothly in ambiguity, learn unfamiliar domains quickly, and balance speed with operational credibility.
Willingness to travel internationally several times a year and build a strong working knowledge of media and advertising technology.

Nice to Have

Prior exposure to advertising technology or media, such as ad servers, supply-side platforms, demand-side platforms, programmatic systems, or order management systems.
Front-end or dashboarding skills used for building demonstrable interfaces.

Skills and Tools

Python
Large Language Models (LLMs)
Cloud computing platforms
Agentic workflows and tool orchestration
Data pipelines and integration tools

About the Company

WPP is the trusted growth partner for the world's leading brands, uniting media intelligence, data solutions, creativity, production, and enterprise solutions into a single company. Powered by exceptional talent and the agentic marketing platform WPP Open, the organization helps clients capture opportunity and deliver transformational growth across more than 100 markets globally. WPP is committed to fostering a culture of creativity, belonging, and continuous learning for all employees.

How to Apply

Candidates interested in this position should visit the official WPP careers page to submit an application and review further details about the recruitment process.

Skills and tech stack

PythonLLM

Questions candidates ask

Where is this job located?

This position is located in London, United Kingdom.

What level of experience is required for this role?

Applicants must have 5+ years of experience in software engineering, data science, or a related field.

What core technical skills are needed?

The role requires strong Python skills, hands-on cloud experience, and demonstrable experience building agentic and LLM systems.

Is travel required for this position?

Yes, candidates must be willing to travel internationally several times a year.

How should I apply for this job?

You should apply directly on the official WPP company careers page.

Ready to apply?

The application is on the official WPP careers page.

Apply on company site