---
title: "Cosine"
canonical: "https://www.metaintro.com/company/cosine"
language: "en"
industry: "Research Services"
headquarters: "UK"
website: "https://cosine.sh/"
open_roles: 3
---

# Cosine

Cosine is the AI engineer for production software teams. Lumen is trained for maintainable code, real benchmarks, and production workflows.

## Open roles

- [Machine Learning Engineer – Lumen Enterprise Models (SWE-focused LLMs)](https://www.metaintro.com/job/machine-learning-engineer-lumen-enterprise-models-swe-focused-llms-at-4dd61deb-59e3-5e70-a074-10df32c2afc8) — London, England, United Kingdom, On-site
- [Applied ML Technical Lead, Defence](https://www.metaintro.com/job/applied-ml-technical-lead-defence-at-cosine-fc069577-e6a7-5ecc-b6f8-2e55dff802f6) — London, England, United Kingdom, On-site
- [ML Systems Engineer - Model Training and Infrastructure (SWE-focused LLMs)](https://www.metaintro.com/job/ml-systems-engineer-model-training-and-infrastructure-swe-focused-67965dc2-e416-56aa-b331-fd006c950cae) — London, England, United Kingdom, On-site

[View all 3 roles](https://www.metaintro.com/company/cosine/jobs/all)

## AI launches and partners

What Cosine has launched and who it works with on AI.

- **Cosine Desktop** (Launch): Cosine Desktop brings autonomous AI into everyday workflows for research, document and spreadsheet analysis, and coordinating tasks across local files and tools.
- **Cosine CLI** (Launch): Cosine CLI provides AI agents that understand codebases, write and refactor software, run tests, and work autonomously across development environments.
- **Specialised AI models** (Launch): Organisations can develop specialised AI models tailored to their data, workflows, and operational requirements with Cosine.
- **Lumen Sovereign** (Launch): Cosine is building Lumen Sovereign, a family of frontier AI models trained on Isambard-AI.

## Skills they ask for

Most frequent across open postings.

### Most requested skills

- Account planning

### Tech stack

- **CMS:** Prismic
- **Frameworks:** Next.js, Astro
- **Hosting:** Amazon Web Services
- **Libraries:** Tailwind CSS
- **Analytics:** Google Analytics 4

## Similar companies

Companies in the same industry as Cosine that are hiring now.

- [The businesses of Merck KGaA, Darmstadt, Germany](https://www.metaintro.com/company/the-businesses-of-merck-kgaa-darmstadt-germany) — 1,456 open roles
- [Parexel](https://www.metaintro.com/company/parexel) — 1,182 open roles
- [ICON](https://www.metaintro.com/company/icon) — 931 open roles
- [Medpace, Inc.](https://www.metaintro.com/company/medpace-inc) — 805 open roles
- [Syneos Health](https://www.metaintro.com/company/syneos-health) — 707 open roles
- [Fortrea](https://www.metaintro.com/company/fortrea) — 705 open roles
- [Anthropic](https://www.metaintro.com/company/anthropic) — 674 open roles

## Questions about Cosine

### Is Cosine hiring?

Yes. As of November 5, 2026, Cosine has 3 open roles on Metaintro. 6 were posted in the last 30 days. The most are in Artificial Intelligence/Machine Learning (3).

### What skills does Cosine look for?

Its open roles most often ask for Account planning.