Senior AI Engineer

Vivanti Consulting; Greater London; On-site; GBP 90,000 - 160,000; Full time

Benefits offered by this job

Mentoring Program

360° Progress Reviews

Guilds & Regular Training

Paid Certifications

Hackathons & Innovation Days

Kudos & Recognition Programs

Socials & Team Days

Job summary

Vivanti is seeking a Senior AI Engineering Consultant to shape client solutions across data, AI and cloud platforms in London and beyond. You’ll design and productionize AI/ML systems, collaborate with engineering teams, and mentor junior engineers.

You’ll work with tools like LangFuse, LLMs, Databricks and Snowflake, while enjoying paid certs, training, and a clear path for growth in a fast-moving, supportive environment.

Qualifications

• Open to varying experience levels with adaptability and problem-solving mindset.
• Experience in data or tech preferred; curiosity and learning mindset valued.
• Ability to work independently and as part of a team.

Responsibilities

• Building AI Solutions: Design and deploy end-to-end AI & ML systems from development through to production, applying design and product thinking to meet real-world user needs.
• Taking AI Applications to Production: Collaborate across engineering teams to ship, monitor, and maintain models, transforming workflows into products.
• Exploratory Data Analysis: Conduct hands-on EDA to extract signals, evaluate data quality, and inform model design.
• Large Language Models (LLMs): Develop generative AI applications using LLMs, Agentic frameworks, Retrieval-Augmented Generation (RAG).
• Machine Learning: Train, validate, and tune predictive models to solve business challenges.
• LLMOps & MLOps: Implement CI/CD pipelines for AI/ML to ensure reproducibility, scalability, and performance.
• Technical Collaboration: Translate business requirements into clear technical deliverables.
• Mentorship & Quality: Share knowledge and support mid-level and junior engineers.

Skills

Python

SQL

LLMOps

MLOps

Tools

LangFuse

Lite LLM

vLLM

MLflow

Weights & Biases

Databricks

Snowflake

BigQuery

FastAPI

Flask

React

Next.js

TypeScript

Job description

You’ve got the skills. The curiosity. The hunger to grow, try new things and make a real impact.

We are a global tech consultancy. Some of the world’s biggest businesses turn to us to help bring their data, AI, cloud and digital solutions to life.

We are home for talented technologists who want more and are looking to take their career to the next level by through more learning, more variety, more support and more chances to do meaningful work.

What You’ll Get

What we bring is the platform to help you go further. At Vivanti, you're not just taking a job, you're investing in your growth.

Here’s a taste:

• A platform for growth: Work across industries, clients and technologies that stretch your thinking and build your personal and professional skills. Support growth of our UK&I business.
• Access global businesses: Work with some of the world's biggest brands.
• IP, frameworks and accelerators: We share what we know. Our playbooks and toolkits fast-track your success on projects.
• All the shiny tech: Databricks, Snowflake, Azure, GCP, AWS, Anthropic, OpenAI, Nvidia, Mistral - you’ll use it, play with it and maybe even break it (responsibly). This extends to coding tools such as Claude Code, Cortex Code, Gemini CLI and OpenAI’s Codex.
• Progress that’s transparent: Annual reviews based on 360° feedback, just clear goals, solid feedback and real growth. No politics, and no guesswork.
• Kudos and rewards: We celebrate wins, reward impact and offer long-term incentives.
• Leadership who have your back: You’ll always have a guide on your journey, not just be thrown into the deep end.
• Serious learning support: Paid certs, weekly training, guilds, hackathons, mentoring and more.
• Real connection: High-energy team that values genuine relationships. Expect regular team socials, annual offsites, and plenty of opportunities to connect beyond your day-to-day work.

What We’re Looking For

We're on the hunt for people who love solving problems, thinking critically and staying curious. If you’ve worked in data or tech before - amazing. If you’ve got a brain that enjoys untangling complex stuff and applying what you’ve learned - even better!

We're less about ticking boxes and more about whether you'd thrive in this environment:

• Do you get excited about helping clients move forward?
• Do you want to learn from people who are really good at what they do?
• Are you keen to experiment with the latest tools and ideas?
• Can you balance working independently and being a great teammate?

If you said “yes” more than once, let’s talk.

Key Skills...

We’re open to people at different experience levels and career stages. Here's a sense of what you'll do and the tools you might use:

As a Senior AI Engineering Consultant, you are a core builder and execution expert—turning AI concepts into scalable, production-ready solutions.

What you might work on:

• Building AI Solutions: Design and deploy end-to-end AI & ML systems from development through to production, applying design and product thinking to meet real-world user needs.
• Taking AI Applications to Production: Collaborate across engineering teams to ship, monitor, and maintain models, transforming machine learning and AI workflows into high-performance internal and external products.
• Exploratory Data Analysis: Conduct hands-on exploratory data analysis (EDA) to extract clear signals, evaluate data quality, and inform model design.
• Large Language Models (LLMs): Develop generative AI applications using LLMs, Agentic frameworks, Retrieval-Augmented Generation (RAG), and fine-tuning techniques.
• Machine Learning: Train, validate, and tune predictive models to solve targeted business challenges.
• LLMOps & MLOps: Implement reliable CI/CD pipelines for AI and machine learning to ensure systems remain reproducible, scalable, and performant.
• Technical Collaboration: Partner with clients and internal team members to translate business requirements into clear technical deliverables.
• Mentorship & Quality: Share knowledge, elevate team standards, and support mid-level and junior engineers through regular peer reviews and collaboration.

You might work with:

Core Skills

• Languages: Python, SQL
• LLMOps & MLOps: LangFuse, Lite LLM, vLLM, MLflow, Weights & Biases

Nice-to-have Skills

• API & Frontend Technologies: FastAPI, Flask, React, Next.js, TypeScript
• Data Platforms: Databricks, Snowflake, BigQuery

This list is not exhaustive. It acts as a guide to the nature of the work and is not a comprehensive list of all activities.

Perks & Benefits

Your work matters and so do you. That’s why we back your skills with a structure that supports your development, celebrates your wins, and helps you keep growing - professionally and personally.

Here’s what’s waiting for you:

• Mentoring Program – with a Senior Support Lead
• 360° Progress Reviews – honest feedback, not fluff
• Guilds & Regular Training – learn from your peers
• Paid Certifications – across all major technologies
• Hackathons & Innovation Days – challenge yourself, build cool stuff
• Kudos & Recognition Programs – great work doesn’t go unnoticed
• Socials & Team Days – Book Club, Data & Drinks, Team Building days, and more

Final Word

If you're looking for the place where your growth will go into overdrive, where you'll work with great humans, get access to cutting-edge tools and genuinely enjoy the ride?

Welcome to Vivanti.

About Vivanti

The Data People Shaping Tomorrow

Vivanti was founded as a haven for talented technologists who want to make a real impact for their clients. Our mission is to transform businesses and to create a smarter, more connected world through the power of data and technology. Together, we are making the future happen - today.