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Senior MLOps Engineer

New York, New York – 4 days onsite

$160,000 – $180,000 + bonus

THE COMPANY

Harnham is partnering with a top financial services company in the NYC area, which is looking for an experienced MLOps Engineer. This person will be at the forefront of scaling AI automation applications for new ways at identifying cost-saving opportunities. You’ll partner with executive teams across the company and own generative AI, LLM and reinforcement learning application infrastructure deployment at scale.

RESPONSIBILITIES

• You will be responsible for machine learning model deployment and scalability for the company’s AI platform
• You will report directly to senior leadership and work closely on technical direction
• Own AI infrastructure and quickly build into production, particularly focusing on novel AI and LLM applications
• You will implement and design code and build out to production using various machine learning and LLM techniques, owning machine learning workflow operations and distributed systems
• Own CI/CD pipelines for MLOps / LLMOps
• You will play an integral role of building out the AI team and scaling out its product
• Act as a thought leader role for AI across the business

SKILLS AND EXPERIENCE

• 5+ years of commercial experience preferred with a focus on deploying and scaling machine learning and LLM models
• Expertise in Python (TensorFlow, PyTorch) for production-grade work
• Commercial experience building novel AI platforms with large datasets
• History of working with and managing real-time AI applications in production settings
• Fluency with low-latency distributed systems is preferred
• Cloud experience in AWS, Azure or GCP
• DevOps experience with CI/CD pipelines required; Gitlab Pipelines, CDK or Terraform
• Container experience with Docker or similar
• History of working on models from concept to production / end-to-end / 0-1
• Software engineering foundation: debugging, testing, maintainable code design
• Domain experience in fintech or similar a plus
• History of partnering with non-technical stakeholders required
• Experience owning projects directly preferred
• BS or MS degree in Computer Science, Software Engineering, Computer Engineering or similar

BENEFITS

The compensation package contains a base salary, bonus and a comprehensive benefits package.

HOW TO APPLY

Please register your interest by sending your CV via the Apply link on this page.

KEY TERMS

Artificial Intelligence | Generative AI | GenAI | Machine Learning | ML Engineer | Engineering | Deployment | Production | Real Time | Enterprise | Statistics | Mathematics | Financial Services | Banking | Python | Anomaly Detection | Fintech | Agentic AI | AI Agents | MLOps | ML Operations | Deployment | Deploy | Production | CI/CD | Container | Docker | Gitlab Pipelines | Terraform

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Senior Machine Learning Engineer
Fully Remote, United States | $200,000 to $230,000 base plus equity and benefits

This is a high impact opportunity to shape how Vision Language Models are applied in real world, production grade systems. You will play a central role in building and scaling VLM driven intelligence that connects edge devices with cloud based reasoning, influencing both technical direction and product outcomes in a fast moving environment.

The Company
They are a technology led organisation building intelligent, connected solutions that blend advanced machine learning with real world operational workflows. Their platform is designed to turn complex visual data into actionable insights at scale. The team brings together expertise across machine learning, computer vision, embedded systems and data science, with a strong focus on building systems that perform reliably in production.

The Role

• Own the design and development of cloud based Vision Language Model pipelines used for large scale labelling and annotation
• Drive decisions on what visual signals, metadata and contextual information are captured from edge devices to maximise VLM performance
• Build and evaluate end to end inference systems, including prompt design, fine tuning strategies and model benchmarking
• Partner closely with embedded systems, computer vision and data science teams to close the loop between devices and cloud intelligence
• Stay at the forefront of the VLM landscape, assessing and integrating commercial and open source models as capabilities evolve

Your Skills and Experience

• Strong commercial experience as a machine learning engineer working with computer vision, LLMs or Vision Language Models
• Hands on experience evaluating, fine tuning or deploying VLMs in production environments
• Deep understanding of how edge constraints such as bandwidth, latency and compute influence model design
• Proficiency with Python, PyTorch and modern cloud based inference and evaluation tooling
• Practical expertise in prompt engineering and model evaluation, with a focus on measurable performance improvements
• Comfortable owning problems end to end and collaborating across hardware and software teams

What They Offer

• Competitive base salary of $200,000 to $230,000 plus equity
• Fully remote working across the United States
• Comprehensive benefits including medical, dental and vision cover
• Flexible paid time off and a strong culture of autonomy and trust
• The opportunity to be a technical leader in the application of Vision Language Models at scale

How to Apply
If you are excited by the challenge of building production grade VLM systems with real world impact, apply now to learn more about this opportunity.

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Manager, Prompt Engineering – Legal

New York, New York – Hybrid

$250,000-300,000 base + bonus

Overview

We are seeking a Manager, Prompt Engineer – Legal to play a key role within our Technology & Information Services function. This position will lead the implementation of strategic initiatives focused on optimizing AI systems and workflows that support transactional legal practices. The role involves building and managing a high-performing team of legal engineers and knowledge engineers, while driving innovation in AI-enabled legal workflows.

Key Responsibilities

• Lead, mentor, and develop a team of legal engineers and knowledge engineers, providing strategic direction, performance management, and professional development
• Establish and oversee prompt engineering standards, workflow templates, and quality assurance protocols for AI-powered tools across document review, legal research, and drafting workflows
• Execute a multi-year strategy for AI-enabled transactional workflows aligned with organizational priorities and user needs
• Translate transactional legal requirements into AI workflow specifications, prompt libraries, and structured knowledge repositories
• Provide strategic input on prioritization, resource allocation, and optimization of AI initiatives, balancing technical feasibility and business value
• Define and monitor KPIs, quality metrics, and user satisfaction indicators, using data insights to guide continuous improvement and scaling
• Ensure the protection and confidentiality of sensitive, privileged, and proprietary information

Qualifications

• Deep expertise in AI systems and prompt engineering, with a demonstrated ability to optimize large language model outputs for accuracy and consistency
• Strong understanding of transactional legal practices, including diligence, drafting, and negotiation workflows
• Advanced knowledge engineering experience, including development of prompt libraries, workflow templates, and quality assurance frameworks

Requirements

• Minimum of 8 years of experience in legal technology, knowledge management, or legal practice, including work with AI systems or workflow optimization
• Prior management experience
• Bachelor’s degree or equivalent in Law, Computer Science, Information Systems, or a related field preferred
• J.D. preferred

Keywords:

Legal Engineering | Transactional Law | AI Systems | Prompt Engineering | Large Language Models (LLMs) | Legal Technology | Knowledge Management | Workflow Optimization | AI Workflows | Document Automation | Legal Research | Drafting | Due Diligence | Knowledge Engineering | Prompt Libraries | AI Strategy | KPI Development | Data-Driven Insights | Hybrid Work | Team Leadership

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Title: Engineering Manager, Full Stack

Location: Hybrid in San Francisco

Client: Series A HR Technology Company

The Opportunity

This is a player-coach role built for a senior engineer who wants to lead without leaving the craft behind. You will spend the majority of your time, roughly 70%, as a hands-on contributor: writing production code, designing systems, and solving hard technical problems alongside your team. The other 30% is spent leading a small, tight-knit group of engineers, roughly five, through mentorship, delivery ownership, and technical direction.

What You’ll Own

• Hands-on development of full-stack features spanning React/TypeScript frontends and distributed backend systems, as a daily contributor
• Architecture and design of scalable data pipelines (batch and streaming) powering metrics and AI-driven workflows
• Technical direction and code quality standards for a team of approximately five engineers
• Mentorship, career development, and day-to-day delivery ownership for your direct reports
• Pragmatic technical decision-making that balances speed-to-market with long-term system health
• Hands-on work with modern infrastructure including PostgreSQL, Redis, Kubernetes, and streaming technologies

Requirements

• B.S. or M.S. in Computer Science or a related field, or equivalent experience
• 7+ years of software engineering experience with a strong full-stack foundation and a genuine love of building
• 2+ years in an engineering management or tech lead capacity, ideally in a player-coach model with direct reports and delivery ownership
• Strong proficiency in TypeScript/JavaScript and at least one backend language (Ruby, Python, or Node.js)
• Deep expertise in React, HTML/CSS, modern frontend tooling, component-based architecture, and state management
• Proven experience designing and operating scalable distributed systems in data-intensive environments
• Solid fundamentals: testing, code review, CI/CD, and design documentation practices
• Hands-on experience with RESTful APIs, PostgreSQL, and cloud-native architecture (Kubernetes, microservices, containerization)

Nice to Haves

• React Native experience for mobile development
• Familiarity with Redis, Apache Pinot, or other real-time analytics infrastructure

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Senior Marketing Analyst
London | Up to £85,000 plus equity

This is a high-impact analytics role sitting at the heart of growth and marketing decision-making within a fast-paced, product-led environment. You will work on complex attribution and customer journey challenges, with real influence over how marketing investment is measured and optimised, particularly across a key international growth market.

The Company
They are a highly data-driven digital business operating in consumer financial products. The organisation is well established, commercially successful, and known for its strong analytics culture. Teams are lean, collaborative, and focused on using data to drive measurable outcomes. The business is continuing to scale internationally, with analytics playing a central role in that growth.

The Role

• Partner closely with growth and marketing teams to support performance analysis and strategic decision-making.
• Analyse marketing spend across digital channels to assess effectiveness and return on investment.
• Track and evaluate customer acquisition sources to understand channel contribution and efficiency.
• Develop and improve attribution approaches, including multi-touch attribution, while accounting for privacy and tracking limitations.
• Optimise marketing and application funnels by identifying drop-offs and conversion opportunities.
• Analyse end-to-end customer journeys across multiple financial products and recommend alternative pathways where appropriate.
• Build models to answer complex commercial questions, such as the incremental impact of new channels or campaigns.
• Apply statistical and experimental techniques to support testing, measurement, and business decisions.

Your Skills & Experience

• Strong commercial marketing analytics experience within a consumer-facing digital environment.
• Advanced capability in SQL and Python, with Python used for modelling and analysis.
• Hands-on experience with attribution modelling and evaluating marketing effectiveness.
• Experience analysing complex customer journeys and funnel performance.
• Comfortable working with experimentation, uplift measurement, and statistical techniques.
• Confident communicator, able to translate analysis into clear, actionable insight for senior stakeholders.

What They Offer

• Salary up to £85,000.
• Equity as part of the overall package.
• A role with genuine ownership and exposure to senior growth and marketing leadership.
• A high-performing, data-led environment with strong standards and clear impact.
• Hybrid working, with Tuesday, Wednesday, and Thursday based in a London office.

How to Apply
If you are interested in this opportunity, please apply to learn more about the role and the wider analytics team.

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Analytics Manager

London (Remote First) | Up to £120,000

This is a rare opportunity to take ownership of an analytics function within a fast‑growing, product‑led business. You will shape how data drives decision making, lead a growing team, and work across high‑impact commercial and product areas.

The Company

They are a scaling technology business operating in a highly regulated, data‑rich environment. Data sits at the heart of their product, trading and growth strategy, and they are investing heavily in maturing their analytics capabilities. You will join a collaborative, pragmatic and impact‑focused team that partners closely with stakeholders across the organisation.

The Role

* Lead and develop a team of Analysts and Analytics Engineers.
* Act as the primary analytics partner for senior stakeholders across Growth, Trading, Product, Finance and Compliance.
* Translate business problems into clear analytical questions, metrics and decision‑ready insight.
* Review and challenge analytical work to ensure accuracy, clarity and scalability.
* Drive best practice across SQL, data modelling, documentation and quality standards.
* Prioritise work effectively based on value, impact and capacity.
* Communicate findings, risks and trade‑offs clearly to non‑technical teams.

Your Skills and Experience

* Strong commercial experience in analytics or analytics leadership.
* High proficiency in SQL, with the ability to write, review and challenge complex queries.
* Comfortable managing and developing a small analytics team.
* Experience working with stakeholders in product, growth or trading style environments.
* Familiarity with regulated industries such as gaming, gambling, finance or fintech.
* Experience with BI tools such as Omni, Looker or similar is beneficial.
* A statistical foundation and comfort being tested on analytical thinking.
* Experience in fast‑paced start‑ups or scale‑ups, comfortable wearing multiple hats.

What They Offer

* Salary up to £120,000.
* Remote‑first working with London as the primary hub.
* Opportunity to shape an analytics function as it scales.
* Work across high‑impact commercial and product challenges.
* Clear progression into senior analytics or data leadership roles.

How to Apply

If you are an experienced Analytics Manager looking for a high‑impact role in London, please apply with your CV to discuss this opportunity further.

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Senior Product Analyst – £80,000 (Hybrid – London)

Industry: Global Consumer Marketplace / App
Department: Product & Insights

A leading global marketplace is hiring a Senior Product Analyst to partner with product, engineering, design, and ML teams to shape the future of a mobile-first product used worldwide.

What You’ll Do

• Act as the lead data scientist for a core product domain

• Drive deep product analytics to uncover opportunities for growth and engagement

• Design, analyse, and interpret experiments across the product ecosystem

• Influence product strategy by connecting insights to business goals

• Improve datasets, dashboards, and analytical tooling

• Work closely with ML teams on discovery, ranking, and personalisation initiatives

What We’re Looking For

• Expert-level SQL + solid Python for product analytics

• Hands-on A/B testing experience (design + interpretation)

• Strong understanding of ETL/debugging data issues

• Excellent communication and stakeholder management skills

• Commercially-minded with experience balancing user and business needs

• Bonus: marketplace experience or exposure to ML-driven products

Why Apply

• High-impact role shaping core product decisions

• Great benefits, flexible work, and strong wellbeing support

• Opportunity to work closely with ML teams and influence a global user experience

Find out more and apply via the link below.

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Senior Marketing Analyst (Experimentation)
Fully Remote (UK) | Up to £70,000 plus equity options and quarterly bonus

A chance to join a growing, data-driven consumer marketplace where experimentation, journey analysis and optimisation genuinely shape business decisions. This role offers real impact as they scale their data capability and embed experimentation across marketing and product.

The Company
They are a fast-growing, subscription-based consumer platform operating within a two-sided marketplace model. Their users rely on trusted interactions, and data plays a crucial role in powering acquisition, conversion and customer experience. They have recently invested in modernising their data environment and have built a central data function including engineering, analytics and data science. With new tooling and ambitious plans, they are expanding their Marketing Analytics team to support continued growth.

The Role
As a Senior Marketing Analyst focused on Experimentation, you will play a key role in shaping how the business tests, learns and optimises. You will:
* Analyse the full user journey to understand behaviour, friction points and conversion opportunities.
* Identify what is driving or hindering performance across the acquisition and onsite funnel.
* Design, run and analyse A/B tests and experiments to validate hypotheses and inform decisions.
* Build experimentation frameworks and contribute to scaling a more mature testing culture.
* Work closely with marketing and product teams to improve acquisition efficiency and conversion performance.
* Provide insight into behavioural drivers and optimisation opportunities across channels and touchpoints.
* Contribute to wider marketing measurement, journey analytics and data foundations.

Your Skills and Experience
You will be suited to this Senior Marketing Analyst role if you have:
* Strong commercial experience using SQL to work with large data sets.
* Experience using tools such as Tableau or Looker, or similar BI platforms.
* A background in product analytics, marketing analytics or growth analytics.
* Hands-on experience designing, running and analysing A/B tests and experiments.
* Experience in environments such as marketplaces, start-ups or scale-ups.
* Confident stakeholder management skills and the ability to translate complex analysis into clear insights.

What They Offer
* £70,000 depending on experience.
* Equity options and a quarterly bonus scheme.
* Fully remote working within the UK.
* The opportunity to influence experimentation strategy and measurement at an early stage.
* High-impact work across marketing, product and growth.
* Progression opportunities as the data and analytics function continues to scale.

How to Apply
If you are interested in this Senior Marketing Analyst (Experimentation) position, please apply with your CV to be considered.

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Data Analyst
London (hybrid, 2 days per week) | Up to £55,000

This is a great opportunity to join a growing data and analytics consultancy where you will work on varied, client-facing projects that have real commercial impact. You will sit between data, insight, and decision-making, helping organisations better understand their customers through thoughtful, high-quality analysis.

The Company
They are a UK-based data and analytics consultancy that combines large-scale proprietary data with advanced analytics and insight delivery. Working as a solutions partner, they support clients across sectors such as utilities, energy, telecommunications, financial services, charities, and consumer brands. Their focus is on helping organisations unlock value from complex data through practical, outcome-driven analytics.

The Role
As a Data Analyst, you will work closely with clients to translate business problems into clear analytical solutions. You will be involved across the full project lifecycle, from early discovery through to delivery.

Key responsibilities include:

• Gathering requirements and running data discovery and stakeholder sessions
• Exploring, cleaning, and analysing complex, often ambiguous datasets
• Combining multiple data sources into a single analytical view
• Producing insight through analysis, reports, and dashboards
• Presenting findings and translating technical outputs into clear commercial insight
• Working alongside data scientists, project managers, and subject matter experts on client projects

Your Skills & Experience

• Strong commercial experience in a data or analytics role
• Excellent SQL skills for data extraction, transformation, and analysis
• Experience using Python for analysis is highly desirable
• Confidence working directly with clients and presenting insight to stakeholders
• Experience building dashboards in Power BI or similar BI tools such as Tableau or Qlik
• A curious, analytical mindset with the ability to work independently and ask the right questions

What They Offer

• Salary up to £50,000, with flexibility to £55,000 for an exceptional candidate
• Hybrid working with two days per week in a London office
• Exposure to a wide variety of clients, sectors, and analytical challenges
• Clear opportunities to develop technical capability and consulting skills
• Supportive team environment with access to specialist data, engineering, and science functions

How to Apply
If you are a Data Analyst looking to deepen your client-facing experience and work on meaningful analytics projects, apply now to find out more.

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Junior Prompt Product Engineer – AI Research
London, Old Street (3 days in office, Tuesday to Thursday) | £55,000 to £65,000

This is a standout opportunity for someone with strong market research domain knowledge who wants to move away from day to day delivery and into building AI powered research products. You will sit at the intersection of research, technology, and product, helping shape a new generation of tools that fundamentally change how insight is produced.

The Company
They are a fast growing research and technology scale up using proprietary platforms and AI driven approaches to deliver faster, deeper, and more accurate insight than traditional research models. The business combines experienced researchers with highly capable engineers, creating an environment where experimentation, innovation, and practical impact are encouraged. Their work is widely recognised and used by high profile organisations to inform decision making at scale.

The Role

• Build and develop an AI co worker designed specifically for market research use cases
• Translate research expertise into scalable, product led solutions
• Work closely with engineering to design, test, and iterate new research tools
• Experiment with emerging AI technologies and apply them to real research problems
• Move insight generation from bespoke projects into repeatable, productised workflows
• Contribute to a growing product focused research track within the business

Your Skills & Experience

• Strong background in market or opinion research with clear domain expertise
• Hands on experience using AI tools within a research context, such as GPT or similar
• Demonstrated curiosity for automation and improving how research is delivered
• Comfort working in a product driven environment alongside engineers
• Ability to think critically about research problems and design practical solutions
• Some exposure to coding or technical concepts is useful but not essential

What They Offer

• Salary between £55,000 and £65,000
• Hybrid working with three days per week in the London office
• The chance to help build a genuinely new research product from the ground up
• Close collaboration with senior engineers and research leaders
• Clear progression in a growing product and AI focused research function

How to Apply
Apply now to find out more about this Junior Product Prompt Engineer – AI Research opportunity and how it could shape the next stage of your career.

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