Senior AI Engineer - Front-Office Capital Markets

KX; Dublin; Hybrid; EUR 120,000 - 160,000; Full time

Benefits offered by this job

Private healthcare package

Employee Assistance Programme

Training and skills development

Maternity and paternity package

Job summary

KX Dublin seeks a senior delivery engineer for the Forward Deployed Engineering team to design and deliver AI-driven data systems on top of time-series data for leading financial clients.

You will own the end-to-end delivery from design through production, collaborating with quants, traders and researchers, and you will build solutions that scale to institutional volume using Python/SQL, vector stores and modern ML tooling.

Qualifications

• Six or more years in or around capital markets technology.
• Strong capital-markets experience building front-office systems in production.
• Hands-on experience building and shipping LLM-backed systems with retrieval and tooling.
• Depth in at least two of: equities, FX/futures, derivatives, risk or analytics.
• Real-time and time-series data engineering for institutional volumes.
• Ability to run discovery, persuade stakeholders and document solutions for procurement.

Responsibilities

• Identify viable AI use cases with quants, traders and researchers.
• Map and prepare the data estate, joining unstructured sources to structured data.
• Build retrieval and inference layers including embeddings and hybrid search.
• Develop the agent and tooling layer with guardrails and entitlements.
• Define evaluation frameworks with golden sets and latency benchmarks.
• Design the data platform with schema, partitioning and indexing.
• Lead through to production in secure, regulated environments.
• Create reusable accelerators and reference implementations.

Skills

Embeddings & vector search

Time-series data

Python

SQL

q & kdb+

Model APIs

Vector stores

Capital markets experience

LLM-backed systems

Real-time data engineering

Tools

KDB.AI

FAISS

pgvector

Milvus

Qdrant

Job description

KX Dublin seeks a senior delivery engineer for the Forward Deployed Engineering team to design and deliver AI-driven data systems on top of time-series data for leading financial clients.

You will own the end-to-end delivery from design through production, collaborating with quants, traders and researchers, and you will build solutions that scale to institutional volume using Python/SQL, vector stores and modern ML tooling.