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Staff Software Engineer, AI Email App

bjakcareerUnited KingdomActAI Engineering
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Senior
Posted
28 Sept 2026
Status
Open · checked 7d ago

About this role

The Staff Software Engineer, AI Email App is a full-time position located in the United Kingdom with bjakcareer, suited for an experienced technical leader who enjoys hands-on coding and systems architecture. This role involves building proactive productivity applications that integrate artificial intelligence into daily tasks without requiring complex prompting.

Role Overview

The position centers on owning the engineering layer that transforms artificial intelligence capabilities into dependable products. The person in this role defines the architecture spanning backend services, APIs, and client platforms while providing technical guidance to a compact team of senior engineers. Duties require balancing performance, cost, security, and responsiveness while maintaining simple and scalable system designs.

Key Responsibilities

Direct the application engineering strategy across backend, mobile, and desktop environments.
Engineer reliable architectures for artificial intelligence workflows covering state management, orchestration, fallbacks, and error recovery.
Develop APIs and abstractions linking artificial intelligence models to practical user experiences.
Guide a compact senior engineering group through technical mentorship, design evaluations, and code assessments.
Balance trade-offs involving system latency, operational costs, reliability, and security.
Set up robust production operations including monitoring, observability, and systematic testing.
Collaborate with machine learning leadership to translate model functions into shippable features.

Requirements

Extensive background in directing application or product engineering for intricate systems.
Proven practical experience in constructing and deploying production backend infrastructure.
Background in developing artificial intelligence products or systems integrated with modern language models.
Sound technical judgment for decision-making under uncertainty.
Proficiency spanning backend and client platforms, featuring deep knowledge in at least one area.
Strong commitment to ownership, rapid delivery, and iterative learning from usage.

Skills and Tools

Backend systems
APIs
Mobile and desktop platforms
ML/LLM integrations

About the Company

bjakcareer operates as a focused team dedicated to developing proactive productivity applications for users globally. The organization emphasizes high talent density, independent execution, broad individual ownership, and rapid decision-making.

How to Apply

Interested candidates should apply on the official company careers page.

Skills and tech stack

Questions candidates ask

Where is the job located?

The position is based in the United Kingdom.

What is the primary focus of the role?

The role focuses on owning the engineering layer that turns artificial intelligence capability into a reliable product across backend, mobile, and desktop platforms.

Will this person manage a team?

Yes, this is a hands-on leadership role that involves leading a small, senior engineering team and providing mentorship.

What does the interview process involve?

The process consists of three to four interviews conducted via virtual meetings and/or onsite.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site