JANE.hr is a company based out of Old City, Philadelphia that is changing the landscape of recruiting. Jane helps growing organizations efficiently recruit the right talent while creating a positive candidate experience.\r \r Our own team is hand-pi...
HQ: Vancouver, Canada • Professional Services • Human Resources • 501-1000 employees • Est. 2012
$115k – $160k per year • Lead • Remote (United States, United Kingdom, Canada) • Full-Time • Staff
LLM
Semantic Search
Claude
Marketing
HubSpot
Jump Trading is a proprietary trading firm focused on quantitative and high-speed strategies. It invests heavily in networking, hardware acceleration and research computing. The firm also runs ventures in cryptocurrency infrastructure and machine learning research.
HQ: Chicago, United States • Est. 1999
Intern • In office (London, United Kingdom) • Visa sponsorship • Internship • Intern • English
C++
Python
C++
PyTorch C++
TensorFlow C++
AI/ML
CUDA
CUDA Toolkit
JAX
PyTorch
TensorFlow
Triton
ROCm
DevOps
HPC
LiveKit is an open-source real-time audio, video, and AI voice infrastructure platform headquartered in San Francisco. The company provides cloud and developer infrastructure designed to build ultra-low-latency video conferencing, live streaming, and interactive multimodal AI voice agents into web and mobile applications. Powered by flexible SDKs and scalable server orchestration, LiveKit is widely used by developers and enterprise teams to deploy real-time voice and video applications at global scale.
HQ: San Francisco, San Jose, United States • Artificial Intelligence • AI Agents • Speech & Audio AI • Est. 2021
$135k – $300k per year • Equity • Remote (EMEA, North America) • Full-Time
Python
AI/ML
Synthetic Data
PEFT
LiveKit
OpenAI
Post-training
Fine-tuning
Llama
LoRA
Qwen
Reinforcement Learning
SGLang
vLLM
FSDP
GRPO
LLM Evaluation
Marketing
Salesforce
Pleo is a major European FinTech unicorn and smart business spend management enterprise headquartered in Copenhagen, Denmark. Founded in 2015 by Fintech entrepreneurs Jeppe Rindom (CEO) and Niccolo Perra, the company operates on a B2B SaaS subscription model combined with interchange revenue from corporate card transactions.
HQ: Copenhagen, Denmark • Software • Financial Services • Billing & Invoicing • FinTech • 501-1000 employees • Est. 2015
≈ $115k – $253k per year (Estimated) • Staff+ • Remote (United Kingdom, Denmark, Spain, Portugal) • Visa sponsorship • Full-Time • Staff
Python
SQL
JavaScript
Kotlin
TypeScript
Databases
Google BigQuery
AI/ML
LLM
RAG
Context Engineering
LLM Guardrails
LLMOps
AI Agents
Function Calling
DevOps
Vector
AWS
GCP
Kubernetes
QA
Rest-Assured
≈ $92k – $191k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom, Madrid, Spain, Lisbon, Portugal, Copenhagen, Denmark) • Visa sponsorship • Full-Time • Senior
Kotlin
Python
AI/ML
Hybrid Search
LLM
RAG
Context Engineering
LLMOps
AI Agents
Function Calling
DevOps
AWS
GCP
Vector
QA
Rest-Assured
≈ $94k – $191k per year (Estimated) • Senior • Remote (United Kingdom, Denmark, Spain, Portugal) • Visa sponsorship • Full-Time • Senior
Kotlin
Python
AI/ML
Hybrid Search
LLM
RAG
Context Engineering
LLMOps
AI Agents
Function Calling
DevOps
AWS
GCP
Vector
QA
Rest-Assured
Databricks is an American software company founded in 2013 by the original creators of Apache Spark, Delta Lake and MLflow at the University of California, Berkeley. Its data intelligence platform unifies data engineering, warehousing, governance, analytics and machine learning on a lakehouse architecture that stores open table formats in a customer's own cloud object storage. Headquartered in San Francisco and available on AWS, Azure and Google Cloud, the platform is used by tens of thousands of organisations to build pipelines, dashboards and production AI applications.
HQ: San Francisco, United States • MLOps • Machine Learning • Big Data • Data Engineering • Artificial Intelligence • Data & Analytics • Data Warehousing • 5000+ employees • Est. 2013
≈ $113k – $237k per year (Estimated) • Remote (United Kingdom)
Databricks
AI/ML
DSPy
Fine-tuning
LangChain
PyTorch
RAG
Scikit-learn
Spark
Hugging Face
LLMOps
AI Agents
DevOps
AWS
Azure
GCP
≈ $131k – $287k per year (Estimated) • Staff+ • In office (London, United Kingdom) • Architect
Python
SQL
Databases
Databricks
AI/ML
Fine-tuning
RAG
Spark
DevOps
AWS
Azure
GCP
OpenAI is an American artificial intelligence research and deployment company founded in 2015 with the mission of ensuring that artificial general intelligence benefits all of humanity. It develops the GPT family of large language models and turns them into consumer and developer products, including the ChatGPT assistant, the Sora video model, the Codex coding agent and a commercial API used by millions of developers. Structured as a public benefit corporation controlled by a non-profit foundation, the company is backed by Microsoft and SoftBank and operates from San Francisco.
HQ: San Francisco, United States • Multimodal AI • AI Agents • Artificial Intelligence • Machine Learning • LLM & Generative AI • 1001-5000 employees • Est. 2015
≈ $166k – $348k per year (Estimated) • Remote/Hybrid (London, United Kingdom) • Relocation • Full-Time
JavaScript
Python
TypeScript
AI/ML
LLM Evaluation
OpenAI
≈ $152k – $315k per year (Estimated) • Senior • 8+ years exp • Remote/Hybrid (London, United Kingdom) • Relocation • Full-Time • Staff
≈ $153k – $317k per year (Estimated) • Equity • Senior • 8+ years exp • Remote/Hybrid (London, United Kingdom) • Relocation • PhD • Full-Time • Staff
JavaScript
Python
AI/ML
OpenAI
OpenAI Codex
DMG Media is a prominent British national news publisher and the consumer media division of Daily Mail and General Trust. Headquartered in London, United Kingdom, the enterprise manages a portfolio of widely circulated titles, including the Daily Mail, MailOnline, Metro, and The i Paper. Through its expansive network of print newspapers, digital portals, and mobile applications, the organization delivers news, opinion, and entertainment content to millions of readers globally each day.
HQ: London, United Kingdom • Consumer Goods • Media & Entertainment • Est. 2010
Intern • In office (London, United Kingdom) • Internship • Intern
Python
Python
Pydantic
AI/ML
AI Agents
LangChain
LlamaIndex
LLM
NLP
Prompt Engineering
Pydantic AI
Context Engineering
Model Context Protocol
DevOps
AWS
Azure
GCP
Grafana Labs is a company that specializes in open-source observability technologies and solutions. It offers a comprehensive suite of tools for logging, metrics, tracing, and profile management with products like Grafana, Loki, Tempo, and Mimir.
HQ: New York, United States • Information Technology • Data & Analytics • Log Analytics • 1001-5000 employees
$135k – $168k per year • Staff+ • Remote (United Kingdom) • Staff
Databricks
Snowflake
AI/ML
AI Agents
LLM
Anthropic
Context Engineering
DevOps
AWS
Azure
GCP
Grafana
Analytics
Power BI
Tableau
Management
Slack
Marketing
Salesforce
$135k – $168k per year • Staff+ • United Kingdom • Remote (United Kingdom) • Full-Time • Staff
Databricks
Snowflake
AI/ML
AI Agents
LLM
Anthropic
Context Engineering
DevOps
AWS
Azure
GCP
Grafana
Analytics
Power BI
Tableau
Management
Slack
Marketing
Salesforce
Our clients use Xapien's AI for fully automated on-demand research on any person or company in the world, in minutes, not days.
HQ: London, United Kingdom • Analytics Platforms • Cybersecurity • Threat Intelligence
≈ $100k – $209k per year (Estimated) • Remote/Hybrid (London, United Kingdom) • Full-Time
Python
AI/ML
Claude
Claude Code
Hallucination
LLM
Edge AI
LLM Evaluation
DevOps
CI/CD
QA
Playwright
Pytest
≈ $94k – $195k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
Claude
Claude Code
LLM
RAG
Edge AI
OpenAI Codex
AI Agents
Zinier is a SaaS company focused on helping organisations run and improve field operations. Its platform is designed to support the end to end work that happens outside the office, such as assigning jobs, guiding technicians through tasks, capturing the right data on site, and keeping customers and internal teams informed. The underlying problem it tackles is the complexity and inconsistency of field service delivery, where work is often spread across people, locations, devices, and legacy systems, and where delays or errors can quickly affect customer experience and operational cost.
Bengaluru • London • Boston • Berlin • IT Management • Internet of Things • Software • 51-200 employees
≈ $106k – $224k per year (Estimated) • Lead • Remote/Hybrid (London, United Kingdom) • Full-Time • Staff
Claude
LLM
AI Agents
Management
Jira
Mercor is an artificial intelligence infrastructure company headquartered in San Francisco, California, and founded in 2023. The company operates a platform that connects a global network of domain experts, including physicians, lawyers, and engineers, with AI labs to provide high-quality data for reinforcement learning from human feedback (RLHF) and model evaluation. It develops specialized benchmarks like APEX to measure model performance on economically valuable tasks and provides enterprises with tools to monetize their workflow data for AI training.
HQ: San Francisco, United States • Professional Services • Data Collection • Data & Analytics • Reinforcement Learning • LLM & Generative AI • Artificial Intelligence • 501-1000 employees • Est. 2023
≈ $143k – $296k per year (Estimated) • Junior • 2+ years exp • San Francisco • Remote (United States, United Kingdom) • Full-Time • Junior
≈ $176k – $314k per year (Estimated) • Senior • 6+ years exp • San Francisco • Remote (United States, United Kingdom) • Full-Time • Senior
C#
C++
Java
Python
Rust
TypeScript
AI/ML
LLM Evaluation
Lightning AI is an artificial intelligence technology company headquartered in New York City, New York, and established in 2019. The organization provides a unified platform and the open-source PyTorch Lightning framework to facilitate the building, training, and deployment of machine learning models. It operates globally by offering scalable cloud infrastructure and development tools to individual researchers and enterprise teams across various industries.
HQ: New York, United States • Cloud Management • Software • Cloud Computing • Information Technology • MLOps • Machine Learning • Artificial Intelligence • Est. 2019
≈ $104k – $217k per year (Estimated) • Equity • Remote/Hybrid (London, United Kingdom) • Visa sponsorship
Python
AI/ML
CUDA Toolkit
PyTorch
PyTorch Lightning
CUDA
NCCL
Kubeflow
Ray
InfiniBand
DevOps
Grafana
Kubernetes
OpenTelemetry
Platform Engineering
Prometheus
SLURM
≈ $105k – $221k per year (Estimated) • Equity • Remote/Hybrid (London, United Kingdom) • Bachelor's Degree
CUDA Toolkit
PyTorch
PyTorch Lightning
SGLang
vLLM
CUDA
DeepSpeed
Triton
FSDP
Hugging Face
Post-training
≈ $95k – $197k per year (Estimated) • Equity • Senior • 5+ years exp • Remote/Hybrid (London, United Kingdom) • Visa sponsorship • Senior
Python
AI/ML
PyTorch
PyTorch Lightning
InfiniBand
NVLink
DevOps
HPC
Wise (formerly TransferWise) is a global financial technology company headquartered in London that specializes in cross-border money transfers and multi-currency payment solutions. The platform enables individuals and businesses to hold tens of currencies, transfer funds internationally using real mid-market exchange rates, and spend globally with low, transparent fees.
HQ: London, United Kingdom • Financial Services • FinTech • Payments • 1001-5000 employees
$119k – $150k per year • Senior • In office (London, United Kingdom) • Full-Time • Senior • English
Java
Python
SQL
Databases
Apache Kafka
AI/ML
NLP
Transformers
DevOps
Vector
$150k – $196k per year • Senior • In office (London, United Kingdom) • Full-Time • Senior • English
Java
Python
SQL
Databases
Apache Kafka
AI/ML
NLP
Transformers
DevOps
Vector
$183k – $237k per year • Lead • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
IFS (Industrial and Financial Systems) is a global enterprise software company that provides cloud-based applications and Industrial AI solutions for asset- and service-intensive industries. Originally founded in Sweden in 1983, the firm specializes in Enterprise Resource Planning (ERP), Enterprise Asset Management (EAM), and Field Service Management (FSM) software. Its flagship platform, IFS Cloud, enables organizations in sectors like manufacturing, aerospace and defense, construction, and energy to optimize operations, maintain complex infrastructure, and streamline field service delivery.
HQ: Linköping, Sweden • Artificial Intelligence • Software • Enterprise Resource Planning (ERP) • 5000+ employees • Est. 1983
≈ $95k – $201k per year (Estimated) • Lead • 7+ years exp • Remote/Hybrid (London, United Kingdom) • Bachelor's Degree • Full-Time • Staff
AI Agents
Robotics
Digital Twin
≈ $95k – $201k per year (Estimated) • Lead • 8+ years exp • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
JavaScript
Go
Databases
Apache Kafka
PostgreSQL
Redpanda
AI/ML
ChatGPT
Claude
Copilot
Cursor
AI Agents
Frontend
Next.js
React.js
DevOps
CI/CD
Platform Engineering
Azure
Prometheus
IAM
GitHub
Azure AKS
Backstage
Cortex
Crossplane
GitOps
Kubernetes
Terraform
≈ $95k – $201k per year (Estimated) • Lead • 8+ years exp • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
Hudl is a sports performance analysis company headquartered in Lincoln, Nebraska, and founded in 2006. The company provides video capture hardware, cloud video review, statistics, and analytics tools that let coaches and athletes study games and training sessions. Its products are used by more than 200,000 teams worldwide, from youth and high school programs to professional clubs and national federations.
HQ: Lincoln, United States • Fan Engagement • Video & Image Processing Software • Software • Athlete Training • Sports Analytics • Sports • Est. 2006
≈ $94k – $191k per year (Estimated) • Senior • Barcelona • Remote (United Kingdom, Spain) • Senior
Python
C
C
FFmpeg
AI/ML
TensorRT
Edge AI
DevOps
CI/CD
Docker
AWS
Robotics
GStreamer
≈ $109k – $227k per year (Estimated) • Lead • London • Remote (United Kingdom) • Staff
Canary Release
CI/CD
Platform Engineering
Nasdaq, Inc. is a global financial technology and exchange company headquartered in New York City, United States, founded in 1971. The company operates the Nasdaq Stock Market and provides a wide range of services including capital market platforms, financial data analytics, and regulatory technology solutions such as anti-money laundering and fraud detection software. It serves institutional investors, corporations, and market operators across North America and Europe, managing multiple exchanges and providing mission-critical infrastructure for the global financial system.
HQ: New York, United States • Risk Management • Fraud Detection • Cybersecurity • Analytics Platforms • Data & Analytics • FinTech • Financial Services • Capital Markets • 5000+ employees • Est. 1971
≈ $53k – $156k per year (Estimated) • Junior • 2+ years exp • Remote/Hybrid (London, United Kingdom) • Master's Degree • Full-Time • Junior
State Street is a major American financial services and bank holding company headquartered in Boston, Massachusetts. As one of the world's largest custodian banks and asset managers, it provides comprehensive asset servicing, fund administration, foreign exchange, and investment management through its State Street Global Advisors division.
HQ: Boston, United States • Financial Services • Banking • Asset Management • 1001-5000 employees
≈ $58k – $153k per year (Estimated) • Executive • In office (London, United Kingdom) • Full-Time • Senior
LLM
AI Agents
DevOps
CI/CD
Shift-Left
Cybersecurity
Shift-Left Security
≈ $58k – $153k per year (Estimated) • Executive • In office (London, United Kingdom) • Full-Time • Architect
LLM
AI Agents
DevOps
CI/CD
Shift-Left
Cybersecurity
Shift-Left Security
Clay is a go-to-market software company headquartered in New York City and founded in 2017. The company builds a spreadsheet-like workspace that pulls company and contact data from more than a hundred enrichment providers, then uses AI agents to research prospects and draft personalised outreach. It sells to sales and growth teams that previously stitched this work together from separate data vendors and sequencing tools.
HQ: New York, United States • Marketing Automation • Artificial Intelligence • Data Integration • Lead Generation • Sales & Marketing • AI Agents • Data & Analytics • Est. 2017
$170k – $300k per year • Senior • 5+ years exp • San Francisco • Remote (United States, United Kingdom) • Full-Time • Senior
Snowflake
AI/ML
Fine-tuning
Anthropic
LLM Guardrails
Dagster
dbt
LLM
Recommender Systems
Management
Notion
Slack
AECOM is a leading global infrastructure consulting firm that provides end-to-end design, engineering, program management, and environmental services. The company partners with public and private sector clients to deliver complex projects across transportation, buildings, water, energy, and environmental restoration.
HQ: Dallas, United States • Environmental Science • Science & Engineering • Civil & Structural Engineering • 1001-5000 employees • Est. 1996
≈ $88k – $184k per year (Estimated) • Equity • In office (London, United Kingdom) • Master's Degree • Full-Time • Middle
Python
AI/ML
LLM
Prompt Engineering
RAG
Context Engineering
AI Agents
DevOps
CI/CD
Azure
Grafana
Prometheus
Terraform
≈ $87k – $181k per year (Estimated) • Equity • In office (London, United Kingdom) • Bachelor's Degree • Full-Time • Senior • English
Python
Python
Django
FastAPI
Flask
AI/ML
CUDA Toolkit
MLFlow
Reinforcement Learning
Weights & Biases
CUDA
DevOps
Azure
CI/CD
Docker
Grafana
Prometheus
≈ $85k – $176k per year (Estimated) • Equity • Senior • In office (London, United Kingdom) • Master's Degree • Full-Time • Senior
Python
AI/ML
PyTorch
Scikit-learn
TensorFlow
Toloka is a data company founded in 2014 and headquartered in Amsterdam that supplies human-generated training, fine-tuning and evaluation data for artificial intelligence systems. It began as a large-scale crowdsourcing platform and has repositioned around expert work, combining domain specialists, machine learning tooling and quality control pipelines to produce reasoning traces, preference rankings and agentic task data. Operating within the Nebius group and backed by Bezos Expeditions since 2025, the company serves frontier model laboratories and enterprises building their own systems.
HQ: Amsterdam, Netherlands • Machine Learning • Data & Analytics • Data Collection • LLM & Generative AI • Artificial Intelligence • 51-200 employees • Est. 2014
Remote (EU, United States, United Kingdom, Serbia) • Master's Degree • Freelance
Python
AI/ML
LLM
LoRA
NumPy
Pandas
PEFT
RAG
RLHF
Synthetic Data
Transformers
Anthropic
DPO
PPO
SFT
AI Agents
Fine-tuning
≈ $136k – $298k per year (Estimated) • Remote (United States, United Kingdom, Netherlands, Serbia) • Master's Degree • Freelance
Python
AI/ML
LLM
LoRA
NumPy
Pandas
PEFT
RAG
RLHF
Synthetic Data
Transformers
Anthropic
DPO
PPO
SFT
AI Agents
Fine-tuning
