Senior Full-Stack ML Engineer (AI at Scale)

United States Digital Space LLC; Greater London; On-site; GBP 90,000 - 140,000; Full time

Job summary

Ads in London is seeking a Senior Software Engineer to help build next-generation technologies and scalable systems across AI, data pipelines, and full-stack work.

You will join a full-stack team owning end-to-end development with opportunities to switch projects as the company grows. The role emphasizes versatility, leadership, and collaboration with UX, Product, and Sales to deliver value at scale.

Qualifications

• Bachelor’s degree or equivalent practical experience.
• 5 years of full-stack development experience across back-end (Java/C++/Android/iOS) and front-end (JavaScript/TypeScript).
• 3 years of experience testing, maintaining, or launching software products.
• 3 years of experience with software design and architecture.
• Experience in Machine Learning.

Responsibilities

• Develop understanding of the app ecosystem, including app monetization and evolving platforms.
• Explore innovative technical solutions, moving AI from lab to real apps with large-scale impact.
• Design, build, roll out, and monitor systems implementing these solutions.
• Collaborate with UX, Product, Sales and other teams to keep Ads as a trusted partner for apps.

Skills

Full stack development

Java

C++

Android

iOS

JavaScript/TypeScript

Software testing

Software design

System architecture

Machine Learning

Data structures & algorithms

Technical leadership

Big Data

Education

Bachelor’s degree or equivalent practical experience

Master's degree or PhD in Computer Science or related field

Job description

Ads in London is seeking a Senior Software Engineer to help build next-generation technologies and scalable systems across AI, data pipelines, and full-stack work.

You will join a full-stack team owning end-to-end development with opportunities to switch projects as the company grows. The role emphasizes versatility, leadership, and collaboration with UX, Product, and Sales to deliver value at scale.