AI Phone - AI Systems / Agent Architect
This listing is for an AI Phone - AI Systems / Agent Architect role at Bjak, in United Kingdom. It is listed as a full-time position with hybrid working.
DGJ summary of this job
Our own short read of this listing, built only from the facts it gives. The employer’s original text follows further down.
This listing is for an AI Phone - AI Systems / Agent Architect role at Bjak, in United Kingdom. It is listed as a full-time position with hybrid working.
No salary is given in this listing, so check the official pay figures in the DGJ Insight section below where they exist.
The advert does not mention visa sponsorship. If you would move to United Kingdom for this job, check the official work permit route first (DGJ Insight lists it where we have it).
Dev Global Jobs found this job on Arbeitnow on Nov 4, 2026.
- Employer
- Bjak
- Location
- United Kingdom
- Work mode
- hybrid
- Job type
- Full-time
- Pay
- Not stated by the employer
- Found
- Nov 4, 2026 on Arbeitnow
- Employer text
- 289 words, about 1 min to read
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DGJ Insight
Our own data about this role and place, from official statistics and our live job index.
Source: OECD Average annual wages, 2025
UN living-cost index for United Kingdom (ICSC post adjustment 76.4), as of 1 Oct 2026.
Source: ICSC post adjustment classifications (icsc.un.org)
- Skilled Worker visa: Job offer from a licensed sponsor at the required skill and salary level; English requirement
- Health and Care Worker visa: Eligible health and social care roles with a licensed sponsor
- Global Talent visa: Endorsement as a leader or potential leader in a listed field
Official routes: UK Visas and Immigration (GOV.UK)
About the role
Full text from the employer, as published on Arbeitnow, arranged into sections. Nothing added or removed.
01About
We are reimagining the phone. AI phones need to be proactive, intuitive, intelligent and low cost. This is a mission critical for rest of the world to adopt intelligence.
There are over 5 billion people using everyday applications such as email, messaging, notes, tasks, and calendars, yet most are not AI-native. Our mission is to build proactive applications and devices that bring intelligence into daily conversations, coordination and workflows, with minimal prompting.
Focus: Agent runtime, context, memory, orchestration and overall AI system architecture.
02Responsibilities
Define the overall AI architecture for the phone.
Design how AI agents interact with the OS and applications.
Define agent runtime and orchestration architecture.
Design context and memory systems that allow AI to understand user activities, preferences and ongoing tasks.
Define how agents execute multi-step workflows across different applications.
Design long-running task execution, state management and recovery mechanisms.
Define model routing between on-device and cloud models.
Evaluate the feasibility of running different AI capabilities locally versus remotely.
Work with Android engineers to define the interfaces required for system-level AI execution.
Establish reliability, observability and evaluation standards.
03Requirements
Strong backend and distributed systems engineering experience.
Experience building production AI agent systems or complex orchestration systems.
Strong understanding of LLMs, tool calling, structured outputs and agent execution.
Experience with stateful workflows and multi-step task execution.
Experience with context engineering, retrieval and memory systems.
Strong system design and architecture skills.
Ability to work across backend, AI and platform engineering.
04Nice to have
Experience building AI assistants or agent platforms.
Experience with long-running autonomous workflows.
Experience with model routing and inference optimization.
Experience with on-device AI or hybrid local/cloud architectures.
Experience with permission-aware tool execution and agent security.
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