Senior Forward Deployed Software Engineer (FDSE) at ServiceNow

Location: London, England
Level: senior
Posted: Aug 27, 2026

Description

ServiceNow is hiring a Senior Forward Deployed Software Engineer (FDSE) to partner with strategic customers and build production-ready, AI-native software solutions. The role owns backend services, LLM pipelines, data orchestration, APIs, and front-end integrations; embeds with customers in the field; codifies reusable libraries, prompts, scaffolds, and SDKs; and influences platform strategy. Candidates need extensive software engineering and applied machine learning experience, including LLM application development, evaluation, system architecture, MLOps, and responsible AI practices, with up to 30% travel to work onsite.

Required Skills

LLM pipelines
Vector databases
Prompt engineering
Python
React
MLOps
Responsible AI

Additional Information

Required Previous Experiences: 8+ years of software engineering experience
2+ years building and shipping systems in customer-facing or embedded roles
3+ years building production machine learning or AI systems end to end
Hands-on experience with retrieval-augmented generation, embeddings, and vector databases
Experience deploying on AWS, Azure, or GCP with CI/CD, containers, and infrastructure-as-code
Preferred Qualifications: Experience integrating AI into SaaS platforms such as ServiceNow or Salesforce
Experience with fine-tuning and adaptation techniques, including LoRA/PEFT, distillation, and quantization
Experience with inference optimization and self-hosted serving, including GPU cost and performance tuning
Experience with data engineering for machine learning, including pipelines, feature stores, streaming ingestion, and document processing
Experience delivering AI systems in regulated or data-sensitive environments
Comfort leading technical workshops, discovery sessions, and architecture reviews with customer stakeholders