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Overview

Looking for top Data Engineer jobs? Explore the latest data engineering opportunities on Haystack, your go-to IT job board. Whether you're skilled in ETL, data pipelines, or big data technologies, find the perfect role to advance your career today. Start your search for Data Engineer positions now!

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To design, build, and maintain the systems that collect, process, and analyse data - including pipelines, data warehouses, and data lakes - ensuring data is accurate, accessible, and secure.

Key Responsibilities:

Develop, maintain, and optimise scalable data pipelines and data storage solutions.

Design and implement data warehousing and data lake architectures.

Ensure robust data governance, security, and compliance across all systems.

Collaborate with cross-functional teams to gather requirements and deliver solutions that support business objectives.

Apply machine learning and data mining techniques where appropriate to add value.

Support change and transformation initiatives by providing reliable data systems.

Identify risks, implement controls, and follow secure coding practices.

Provide strategic input on data architecture, technology adoption, and best practices.

Skills & Competencies:

Strong knowledge of database structures, data modelling, and data engineering practices.

Proficiency in requirements analysis, problem-solving, and strategic thinking.

Ability to work collaboratively with technical and non-technical stakeholders.

Business acumen with a focus on delivering data-driven value.

Strong understanding of risk, controls, and compliance in data management.

Technical Skills:

Hands-on experience with Python, PySpark, and SQL.

Experience with AWS (preferred).

Knowledge of data warehousing (DW) concepts and ETL processes.

Familiarity with DevOps principles and secure coding practices.

Experience:

Proven track record in data engineering, data governance, and large-scale data systems.

Experience working on change and transformation projects.

Background in applying machine learning or data mining is an advantage.

RPA Application Developer

RPA Application Developer (Contract)

Duration: 6 Months (Possibility for extension)

Location: London/Hybrid

Rate: A highly competitive Umbrella Day Rate is available for suitable candidates

Role Profile

Join a leading investment banking firm dedicated to innovation and excellence. We are looking for a skilled Application Automation (RPA) Developer to enhance our automation initiatives and streamline processes across the organization.

Key Responsibilities:

Collaborating closely with RPA Business Analysts to evaluate, design, and implement automation solutions that meet business requirements.

Creating and maintaining the Solution Design Document (SDD) throughout the project lifecycle, ensuring it includes detailed process flows and technical specifications.

Leading the sign-off process for the SDD prior to final deployment.

Assisting Subject Matter Experts (SMEs) and Programme Managers in constructing Business Cases and identifying opportunities for further RPA adoption.

Conducting thorough investigations and root cause analyses of RPA incidents and process exceptions.

Developing and deploying reliable bot processes using our custom framework and the Robotic Enterprise Framework (REFramework).

Utilizing C#.NET to develop peripheral functions for data reconciliation and report generation in formats such as PDF and Excel.

Writing SQL scripts for both SQL Server and Oracle to support additional functions and data analysis.

Communicating effectively with other C# developers to ensure seamless data processing across systems.

Providing regular updates on project progress, addressing development issues, and supporting User Acceptance Testing (UAT).

Conducting ongoing monitoring and troubleshooting of production RPA processes.

Adhering to company coding standards and supporting the maintenance of existing RPA processes.

Skills & Experience:

Proven experience in RPA development, with a strong understanding of automation workflows and best practices.

Demonstrable experience using UiPath.

Proficiency in C#.NET and SQL (SQL Server and Oracle).

Experience with the Robotic Enterprise Framework (REFramework) and custom automation frameworks.

Excellent analytical skills, with a strategic approach to problem-solving.

Strong communication skills to collaborate with various teams and stakeholders.

Candidates will need to show evidence of the above in their CV in order to be considered.

If you feel you have the skills and experience and want to hear more about this role ‘apply now’ to declare your interest in this opportunity with our client. Your application will be observed by our dedicated team.

We will respond to all successful applicants ASAP however, please be advised that we will always look to contact you further from this time should we need further applicants or if other opportunities arise relevant to your skillset.

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.

As part of our standard hiring process to manage risk, please note background screening checks will be conducted on all hires before commencing employment.

Data Anonymisation Specialist

We are looking for a Data Anonymisation Specialist to join a financial services client based in Sheffield.

The team are looking to hire a data anonymisation specialist who can be an integral part of helping the business to manage and mitigate any risks associated with third-party data sharing, across several short, medium and long-term planned activities.

The Role

We are specifically looking for someone with experience in supporting data anonymisation processes and an understanding of data types, structures and schemas. Applying your skills while considering the importance and impact of data security as a whole in a highly regulated environment is crucial.

This is a great opportunity to be part of a developing service where your input is valued and can help drive its maturity and efficiencies for the future.

Key Responsibilities:

Advise application teams on

Creation of data dictionaries

Identifying sensitive data

Define suitable anonymisation approaches

Assign column level masking algorithms

Operate the data masking service

Support the data masking service

Working with software vendor support and consultation services

Some out-of-hours work supporting the masking service is required

Experienced required:

Proven experience with

Structured data

Data anonymisation analysis

Data masking techniques

Experience working with masking technology platforms

Technical troubleshooting

Working with stakeholders and building relationships

Excellent verbal and written communication skills

Immediate start (within 4 weeks)

Desirable:

Experience with writing and supporting Python code

Experience with Delphix data masking or similar tooling

Experience working in Azure or other cloud environment

Experience in Financial Services or similar regulated sectors

More details available on successful application.

Data Scientist

Tenth Revolution Group

Data Scientist - 55,000- 70,000 - Remote

A fast-growing UK tech company is seeking a Data Scientist to join their dynamic team. This is a unique opportunity to be part of a business that’s scaling rapidly and making waves in the e-commerce space.

This company has recently been recognised as one of the UK’s fastest-growing tech firms. They want to be the best choice for every customer, everywhere. The team is collaborative, ambitious, and thrives in a fast-paced, ever-evolving environment. You’ll be part of a close-knit group driving real change.

As their Data Scientist, you’ll play a key role in identifying and quantifying potential risks through data-driven strategies and predictive modelling. You’ll work closely with cross-functional teams to build tools and insights that support effective risk mitigation and informed decision-making.

Key Responsibilities:

Develop statistical and machine learning models to simulate risk scenarios.

Analyse large datasets to uncover trends and emerging risks.

Translate insights into actionable risk mitigation strategies.

Build dashboards and visualisations for stakeholders.

Collaborate with data engineers to ensure clean, integrated data.

Continuously refine models to adapt to evolving risk landscapes.

Requirements:

Experience as a data scientist.

Strong Python and SQL skills.

Experience with machine learning frameworks and statistical analysis.

Knowledge of LLMs and AI modelling tools.

Excellent communication and problem-solving skills.

Comfortable working in a fast-paced, collaborative environment.

Benefits:

Salary up to 70,000 depending on experience

Flexible working culture

Company equity

Opportunity to make a real impact in a high-growth tech company

Data Visualisation Engineer

BMW Group Financial Services UK is looking for a Data Visualisation Engineer. This role is based at the Summit ONE Campus in Farnborough.

The Data Analytics team is a vibrant collective of talented individuals, and we are on an exciting journey to transform our approach to data and improve data capabilities across the entire business. Data visualisation and user self-service are key aspects of our strategic endeavour, driving the democratisation of data capability throughout the organisation.

What awaits you?

Lead the business in designing visualisation presentations of data and to identify how the data will be interrogated.

Organise and facilitate workshops involving business and technical teams to gather business input and feedback to facilitate insight development.

Recommend visualisation designs, techniques and formats which are appropriate for that data set.

Development of exciting visualisations to support strategic decision making and competitive advantage.

Driving a data-centric culture, via user self-service roll out across the business, to nurture data capabilities.

Manage the growing community of self-service visualisation developers in the business by hosting and facilitating regular best practice meetings.

Develop a training program for key business users to improve their knowledge and skill set in group visualisation tools and enable them to design their own simple visualisations.

What should you bring along?

Degree in a numerical discipline (Computer Science, Statistics, or Mathematics preferred).

Professional experience in the field of data analytics, ideally within a financial services organisation.

Excellent SQL and Python programming ability.

Excellent knowledge of visualisation tools such as Tableau or QlikSense.

Strong understanding of analytical techniques and concepts, ideally with knowledge of AWS Cloud Data Hub technology.

Experience in change management programmes for user self-service.

Ability to manage stakeholders at various organisational levels.

Familiarity with working in Agile environments.

Closing Date: 9th October 2025

At BMW Group, we are committed to offering our employees the right balance between work and personal life. We pride ourselves on being a flexible employer and for most roles, it could be possible to agree flexible hours, job share, compressed hours or part-time working hours and so please discuss your individual requirements as part of the application process so we can try to agree a suitable arrangement. For this role, we also support a hybrid model which combines remote and office working.

In 2025 BMW Group Financial Services UK was recognised as a Top Employer. We invest in our employees and embrace a culture of flexible working as well as promoting a positive, supportive culture and working environment. We are based in prestigious offices in Farnborough that provide a great place to work with good people and an exciting, engaging, industry leading brand.

We are proud to be a part of the Disability Confident scheme. The scheme supports employers to make the most of the talents disabled people can bring to the workplace.

At the BMW Group, we place great importance on equal treatment and equal opportunities. Our recruiting decisions are based on the personality, experience, and skills of the applicants.

Data Scientist - Remote

Tenth Revolution Group

Data Scientist - 55,000- 70,000 - Remote

Key Responsibilities:

Develop statistical and machine learning models to simulate risk scenarios.

Analyse large datasets to uncover trends and emerging risks.

Translate insights into actionable risk mitigation strategies.

Build dashboards and visualisations for stakeholders.

Collaborate with data engineers to ensure clean, integrated data.

Continuously refine models to adapt to evolving risk landscapes.

Requirements:

Experience as a data scientist.

Strong Python and SQL skills.

Experience with machine learning frameworks and statistical analysis.

Knowledge of LLMs and AI modelling tools.

Excellent communication and problem-solving skills.

Comfortable working in a fast-paced, collaborative environment.

Benefits:

Salary up to 70,000 depending on experience

Flexible working culture

Company equity

Opportunity to make a real impact in a high-growth tech company

At PFM, we’re passionate about pushing the boundaries of data management and delivering exceptional solutions across the globe. We’re on the lookout for an enthusiastic and motivated individual to join our growing team. Whether you’re a data management expert or someone eager to learn and grow, this is your chance to make an impact in a company that values innovation, collaboration, and development.

What You’ll Do:

As a Data Manager, you’ll be at the heart of our operations, ensuring the integrity, accuracy, and security of data across all our client sites worldwide. You’ll be hands-on, overseeing everything from first-line corrective actions to sensor configurations, file exports, and more. You’ll collaborate with our Helpdesk team to resolve data-related issues and work closely with engineers to install, configure, and maintain our sensors. Your work will be essential in providing actionable insights to our clients and supporting the Customer Success team.

This role will provide you with the opportunity to work on a range of exciting tasks, including:

Sensor Management: Install, configure, validate, and upgrade sensors, ensuring data accuracy and performance.

Toolbox Management: Handle data repair jobs across all client sites, create new sites, configure exports, and set up API and ADV3 accounts.

Helpdesk Support: Resolve offline notifications and manage data and sensor-related tickets with efficiency and care.

Other Duties: Scrape important data from ADV3, assist with client-specific issue lists, and retrieve daily data from DW services.

Who We’re Looking For:

We welcome applicants with or without experience in data management - we provide full training and development to help you succeed! If you’re a problem-solver, detail-oriented, and eager to grow in a dynamic field, we’d love to hear from you. Key qualities include:

A keen interest in data management or technical support.

Fast learner and always looking for the best solution.

Clever and data driven

Perfectionist

Basic knowledge of sensors and configurations is a bonus, but not required - we’ll train you!

Strong problem-solving skills and a sharp eye for detail.

Excellent communication skills, both written and verbal.

Ability to work well in a team and collaborate with engineers, Helpdesk teams, and clients.

Why Join Us?

This is an opportunity to develop your career in data management, with training and support every step of the way. We offer a dynamic and inclusive work environment, the chance to work with cutting-edge technology, and the satisfaction of knowing your work directly contributes to our clients’ success.

What We Offer:

Full training and development in a supportive team environment.

Competitive salary and benefits, including private healthcare and wellbeing budget.

Opportunity to work in a global team with occasional international travel.

A collaborative and innovative workplace culture.

Job Types: Full-time, Permanent

Pay: 24,000.00- 28,000.00 per year

Enhanced paternity leave

Free parking

Health & wellbeing programme

Life insurance

On-site parking

Private medical insurance

Sick pay

Data Modeller - Capital Markets Exp

Role Title: Data Modeller - Capital Markets Experience

Location: London - Onsite2/3 days a week

Duration: 31/12/2025

Pay Rate: £475

MUST BE PAYE THROUGH UMBRELLA

Role Description

Significant experience in data architecture or enterprise data modelling, ideally at a major bank or investment bank.

A great understanding of banking products, risk frameworks, regulatory data requirements and financial markets data.

Expertise in data modelling tools and frameworks with previous experience scaling models across global functions

Key Responsibilities:

Design and Development:

Create and implement data architecture, including data models, databases, data warehouses, tailored for capital markets operations and analytics.

Data Governance & Quality:

Establish and enforce data governance policies, data lineage standards, and data quality frameworks to ensure the integrity, accuracy, and security of financial data.

Technology Selection:

Identify, evaluate, and implement suitable data technologies and cloud platforms (optional) to support data storage, processing, and analysis.

Data Integration:

Define strategies for integrating data from various sources, ensuring interoperability between different capital markets systems.

Stakeholder Collaboration:

Work closely with other Data Domains, analysts, technical teams to understand data requirements and align data strategy with business objectives.

Regulatory Compliance:

Ensure that the data architecture and policies comply with relevant financial regulations and standards.

Strategic Thinking:

Develop a long-term data vision and roadmap that supports the evolving needs of capital markets firms.

Skills Required

Technical Expertise:

Proficiency in data modelling, database design, SQL, Python, Kafka(optional), and experience with ETL tools and cloud data platforms.

Data Management:

Strong knowledge of data warehousing solutions.

Capital Markets Knowledge:

Understanding of the specific data requirements, challenges, and regulatory landscape within the capital markets sector.

Communication:

Excellent communication skills to translate complex technical concepts into clear, actionable insights for both technical and non-technical stakeholders.

Leadership:

Ability to provide technical leadership, mentor teams, and foster a collaborative, data-driven culture.

Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business in relation to this vacancy.

Oracle Data Integrator (ODI) Specialist

LA International Computer Consultants Ltd

6 Month contract initially

Based: Remote/Milton Keynes - Max 3 days p/w onsite

Rate: £425 - £450 p/d (via Umbrella company)

We have a great opportunity with a world leading organisation where you will be provided with all of the support and development to succeed. A progressive organisation where you can really make a difference. We have a great opportunity for a Oracle Data Integrator (ODI) Specialist to join the team for an initial 6 month contract.

Key Responsibilities:

* Design, develop, and implement ODI mappings, interfaces, packages, procedures, and load plans.

* Perform end-to-end data integration activities including extraction from source systems, transformation logic, and loading into target systems (Data Warehouse, Data Lake, Cloud).

* Optimize ODI processes for performance, scalability, and reusability.

* Collaborate with business analysts, data architects, and application teams to understand requirements and translate them into technical designs.

* Develop and enforce ODI standards, frameworks, and best practices.

* Perform root cause analysis and resolve issues related to data integration jobs, schedules, and performance bottlenecks.

* Support ODI administration activities including security, topology configuration, agent setup, and patch upgrades.

* Provide production support for ODI jobs, monitoring, troubleshooting, and ensuring high availability.

* Document technical designs, integration flows, and support guides.

* Contribute to continuous improvement initiatives in data integration and analytics delivery.

Key Skills & Experience:

* Strong hands-on expertise in Oracle Data Integrator (ODI) 11g/12c (mandatory).

* Proficiency in ETL/ELT concepts, data warehousing, and relational database design.

* Strong SQL and PL/SQL skills; performance tuning of queries and ODI mappings.

* Experience with ODI administration, topology setup, security, and agents.

* Knowledge of Oracle database, GoldenGate, and WebLogic environments.

* Experience integrating ODI with cloud applications (Oracle Cloud ERP/EPM, SaaS, REST/SOAP APIs).

* Strong problem-solving, debugging, and analytical skills.

* Excellent communication and documentation skills to liaise with business and technical stakeholders.

Experience working in Agile and Waterfall methodologies.

This is an excellent opportunity on a great project of work, If you are looking for your next exciting opportunity, apply now for your CV to reach me directly, we will respond as soon as possible.

LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds.

Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.

Mid-Level Database Developer (PostgreSQL) - Inside IR35

Contract Type: Inside IR35 £400pd

Start Date: 20/10/2025

End Date: 20/04/2026

Location: Fully Remote (UK-based candidates only)

Role Overview

We are seeking Mid-Level PostgreSQL Database Developers to join the team and support the upgrade and deployment of cloud infrastructure for a key healthcare system, preparing for an upcoming application update. This role offers the opportunity to work in a mission-driven healthcare environment on modern database infrastructure and cloud technologies.

Working Hours

2 roles: Standard hours, Monday to Friday, 9:00 - 17:00

2 roles: Evening and weekend shifts (hours to be discussed during interview)

Key Responsibilities

Design, develop, and maintain PostgreSQL databases to support application upgrades.

Support the deployment of cloud-based infrastructure in preparation for a major system update.

Optimize queries, indexes, and schema design for performance improvements.

Collaborate with DevOps and application teams to ensure seamless integration.

Utilize CI/CD pipelines and version control tools for database releases.

Essential Skills & Experience

Proven commercial experience in PostgreSQL database development and administration.

Strong SQL skills and deep understanding of relational database design principles.

Solid knowledge of performance tuning, indexing, and query optimization.

Hands-on experience with cloud database services such as AWS RDS or Azure PostgreSQL.

Familiarity with CI/CD pipelines and Git version control.

Additional Information

IR35 Status: Inside IR35 (engagement via approved umbrella company)

Category: Healthcare technology/Cloud infrastructure

Work Setup: Fully remote - candidates must be located within the United Kingdom

Head of Data & Modelling | £103k to £120k + Bonus | Pension up to 16% | Full Autonomy

Opus Recruitment Solutions Ltd

Head of Data & Modelling

Bristol or Redhill (3 days/week in office,flexible for the right person)

£103,000-£120,000 + Car Allowance + Bonus + Health + Pension (up to 16%)

Ready to lead a data-driven transformation from the front?

As our Head of Data & Modelling, you’ll be at the forefront of a bold, data-led evolution,using advanced analytics and cutting-edge technology to shape a smarter, more sustainable future.

This is a blank canvas, a chance to define the future of data, drive enterprise-level change, and build a high-performance, insight-led business.

I am looking for a Head of Data & Modelling who’s a people-first visionary, not a technical wizard, someone who inspires teams, challenges the status quo, and turns complexity into clarity.

You’ll work closely with the Director of Business Evolution & Innovation and have full autonomy to build, run, and grow your division. As Head of Data & Modelling, you’ll be trusted to lead from the front and bring strategy to life across the organisation.

What You’ll Do:

Lead and inspire a high-performing team of data scientists, modellers, and engineers

Design and deliver enterprise-wide data and modelling strategy

Harness AI, ML, IoT, and GIS to unlock new possibilities

Drive decision-making through forecasting and modelling

Collaborate across IT, engineering, asset management, and regulatory bodies

What You’ll Bring:

Proven leadership of large teams (up to 100)

Experience delivering enterprise-level transformation

Comfort with ambiguity and building structure from scratch

Familiarity with SQL Server, Power BI, Azure, AWS, SCADA

Ability to connect tech, people, and business outcomes

You don’t need to be the subject matter expert, you need to be the Head of Data & Modelling who brings it all together.

If you’re excited by challenge, motivated by impact, and ready to make your mark as the next Head of Data & Modelling, I’d love to hear from you.

This role will provide you with the opportunity to work on a range of exciting tasks, including:

Sensor Management: Install, configure, validate, and upgrade sensors, ensuring data accuracy and performance.

Toolbox Management: Handle data repair jobs across all client sites, create new sites, configure exports, and set up API and ADV3 accounts.

Helpdesk Support: Resolve offline notifications and manage data and sensor-related tickets with efficiency and care.

Other Duties: Scrape important data from ADV3, assist with client-specific issue lists, and retrieve daily data from DW services.

Who We’re Looking For:

A keen interest in data management or technical support.

Fast learner and always looking for the best solution.

Clever and data driven

Perfectionist

Basic knowledge of sensors and configurations is a bonus, but not required - we’ll train you!

Strong problem-solving skills and a sharp eye for detail.

Excellent communication skills, both written and verbal.

Ability to work well in a team and collaborate with engineers, Helpdesk teams, and clients.

Why Join Us?

What We Offer:

Full training and development in a supportive team environment.

Competitive salary and benefits, including private healthcare and wellbeing budget.

Opportunity to work in a global team with occasional international travel.

A collaborative and innovative workplace culture.

Job Types: Full-time, Permanent

Pay: £24,000.00-£28,000.00 per year

Enhanced paternity leave

Free parking

Health & wellbeing programme

Life insurance

On-site parking

Private medical insurance

Sick pay

Looker Developer

Harnham - Data & Analytics Recruitment

£515 - £600 PER DAY INSIDE IR35

2 DAYS PER WEEK IN LONDON

3 MONTH CONTRACT

THE COMPANY:

Join a fast-paced company and support on their data migration from Tableau to Looker.

THE ROLE:

As a Looker Developer, your responsibilities will include:

Migrating existing Tableau dashboards to Looker (LookML + SQL).

Designing and building end-to-end dashboards focused on fraud, customer, and partner data.

Providing clear insights and feedback to business stakeholders.

Enabling teams to self-serve data through automated, future-ready reporting.

Supporting the development of an LLM-led, forward-thinking analytics environment.

YOUR SKILLS AND EXPERIENCE:

The successful Looker Developer, will have:

Strong hands-on experience with Looker, LookML, and SQL.

Proven track record of building automated dashboards and data models.

Experience with fraud analytics or similar data domains (customer, compensation, etc.).

Tableau experience as a plus, to assist with migration.

Excellent communication skills and the ability to translate data into actionable insight.

HOW TO APPLY:

Please register your interest by sending your CV to Mojola Coker via the apply link on this page.

Head of Data & Modelling £103k to £120k Bonus Pension up to 16 Full Autonomy

Opus Recruitment Solutions Ltd

Head of Data & Modelling Bristol or Redhill (3 days/week in office,flexible for the right person) £103,000-£120,000 + Car Allowance + Bonus + Health + Pension (up to 16%)**Ready to lead a data-driven transformation from the front?**As our Head of Data & Modelling, you’ll be at the forefront of a bold, data-led evolution ,using advanced analytics and cutting-edge technology to shape a smarter, more sustainable future.This is a blank canvas, a chance to define the future of data, drive enterprise-level change, and build a high-performance, insight-led business.I am looking for a Head of Data & Modelling who’s a people-first visionary, not a technical wizard, someone who inspires teams, challenges the status quo, and turns complexity into clarity.You’ll work closely with the Director of Business Evolution & Innovation and have full autonomy to build, run, and grow your division. As Head of Data & Modelling, you’ll be trusted to lead from the front and bring strategy to life across the organisation.What You’ll Do:

Lead and inspire a high-performing team of data scientists, modellers, and engineers

Design and deliver enterprise-wide data and modelling strategy

Harness AI, ML, IoT, and GIS to unlock new possibilities

Drive decision-making through forecasting and modelling

Collaborate across IT, engineering, asset management, and regulatory bodies

What You’ll Bring:

Proven leadership of large teams (up to 100)

Experience delivering enterprise-level transformation

Comfort with ambiguity and building structure from scratch

Familiarity with SQL Server, Power BI, Azure, AWS, SCADA

Ability to connect tech, people, and business outcomes

You don’t need to be the subject matter expert, you need to be the Head of Data & Modelling who brings it all together.If you’re excited by challenge, motivated by impact, and ready to make your mark as the next Head of Data & Modelling, I’d love to hear from you.Email -

Robert Half is proud to have partnered with a client in the health-care industry who are growing their data engineering team. This is a newly created role as the business is going through impressive growth. You will work with an existing team of Data Engineers and join the team on some exciting digital transformation projects. This is a permanent role, paying up to £55,000 with remote working (occasional travel to Birmingham)

The Role

We are looking for proven Data Engineers to join the team, responsible for developing and implementing data pipelines to extract, transform and load data using Snowflake. Key responsibilities include:

Ingest, store and process large data sets

Assist in creation and maintenance of a scalable and high-performance data warehouse

Investigate and analyse alternative solutions to data storing, processing etc

Develop and maintain data pipelines implementing ETL processes

Partner closely with data and BI team

Support with data governance policies

About You

Proven experience in Azure Data Factory, SQL Server and Snowflake

Strong understanding of ETL methodology

Good knowledge of non-structured database solutions

Experience in Data Modelling and Data Development

On Offer

Salary - up to £55,000

Remote working - occasional travel to Birmingham

Enhanced maternity pay

24 hours free GP support line

Free life assurance cover

Car lease discounts

Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: gb/en/privacy-notice.

Ai Tester - 6 month contract - Inside IR35

Opus Recruitment Solutions Ltd

I am working with a consultancy feeding into a Medical end client. Inside IR35 contract2 x a week in CambridgeAround £400 per day**Required Skills & Experience:**8+ yrs of experience into QAProven experience as a Test Engineer / QA Engineer in a similar role with strong experience to AI/ML projects.Strong programming skills in Python (pytest, unittest, or other test frameworks).Familiarity with AI/ML frameworks such as TensorFlow, PyTorch, or scikit-learn.Hands-on experience with cloud platforms (AWS, Azure, or GCP) and CI/CD pipelines.Strong problem-solving skills and ability to communicate technical issues clearly.**Key Responsibilities:**Design and implement test plans for AI/ML applications, APIs, and pipelines.Validate machine learning models, ensuring accuracy, fairness, and robustness.Develop automated testing frameworks for data pipelines, model training, and inference.Perform functional, integration, regression, and performance testing on AI systems.Work closely with Data Scientists and AI Engineers to identify and resolve issues.

Java Developer - Data Structure - Sybase - SQL - JMS - Equities - Investment Banking - Glasgow

About The Role

A core Server Side Java developer is required for a Tier 1 investment bank supporting the Equity Swaps business. This is a global Front Office team that writes the software supporting a leading provider of the Equity Swap product. This role will be within the Real Time calculation engine and its related components that is are the heart of the product suite.

Primary responsibilities:

The developer will work within an agile squad developing within a system comprising of numerous Java services that interact via messaging to produce the product outputs in Real Time.

Technologies and techniques such as highly multi-threaded Java, Sharded Mongo DB and caching are used in the stack to provide the scale and performance that the product requires.

Skills:

Core Server Side Java including Data Structures and Concurrency

Spring, Junit

Linux

Relational Databases (Sybase and/or DB2 is preferable) with ability to write SQL queries

Understanding of message-based architectures

Good Problem solving and analytical skills

Full SDLC experience and understanding

Excellent oral and written communication skills

An interest to learn the business supported by the applications

Knowledge and desire to use agile software development practices

Skills Desired:

JMS, MQ, Kafka

MongoDB

Knowledge of a range of common Open Source libraries used in Java development

Database performance tuning (relational and document)

Python/Shell Scripting

Financial domain knowledge (eg Equities)

Inside IR35 - hybrid working - Glasgow Based

Our blue chip client has a need for a SAP BW/BI Analyst to work to a mainly remote basis with occasional days in their office near Camberley, Surrey

You will have proven skills in SAP BW and worked on Business Intelligence projects, ideally with a demonstrable exposure to SAC or AFO.

In addition, you will have proven data analysis experience, identifying key trends, patterns, and growth opportunities, producing dashboards, visualizations etc.

You will also need experience in ABAP/SQL or other query languages for extracting and working with data.

A starting salary of £65,000 is on offer for the right person with a generous benefits and bonus package

Hedge Fund - Senior C++ Quant Developer - Equities - Linux - Python - Data/Algos/Low latency

Hedge Fund background essential

C++ (Version 11 upwards), Linux, Python (nice to have). Trading systems experience - ideally experience working in the equities space.

Ideally the technical has experience with algo implementation.

Quantitative Developer - Equities Technology

We are in search of a Quantitative Developer to join our team who is passionate about designing, architecting, and implementing low latency C++ systems that are not only robust, resilient, and accurate, but also exceptionally fast. Our team works directly with the firm’s central trading teams. By constructing and maintaining this high-performance infrastructure used by these teams, this developer will enable new trading opportunities across businesses and regions, allowing the best possible execution performance.

Job Duties

Development of execution algorithms, order management systems, strategy containers, connectivity, and messaging systems.

Work directly with central trading teams to optimize the firm’s overall execution performance.

Enhance the platform’s efficiency by utilizing network and systems programming, along with other advanced techniques to reduce latency.

Create systems, interfaces, and tools for historical market data and trading simulations to boost research productivity and system testability.

Assist in building and maintaining our automated tests, performance benchmark framework, and other tools

Collaborate closely with trading teams to gather requirements and develop solutions in a fast-paced environment

Qualifications

5+ years of professional experience in a Front Office, financial services environment as a senior contributor

10+ years cumulative, professional experience

Strong background in data structures, algorithms, and object-oriented programming in C++

Permanent role - Central London based - 5 days a week in the office

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Hedge Fund Trading - Contract Python Developer - Futures, FX, Credit, PnL, Data eng, AWS, Javascript

We are looking for a motivated Software Engineer to work directly in one of our Trading teams. This is an exciting opportunity to develop high-performance software in a dynamic trading environment, collaborate with experienced developers and traders, and deepen your knowledge of financial markets and trading workflows.

Required

Working in a technology team with other developers.

Proficiency in one or more well-structured programming languages (eg, Python, C++, C#, Java, Rust).

Familiarity with Linux.

Strong understanding of software development best practices, including:

Writing clean, testable code.

Version control (eg, Git).

Exposure to CI/CD pipelines.

Interest in working in a trading environment.

Knowledge of financial products (eg, futures, FX, interest rate and credit in particular) and trading concepts (eg, transaction costs, PnL calculations).

Strong collaboration skills and a desire to work with other software engineers.

A passion for learning new skills, including financial concepts and trading workflows.

Candidate background

Python development, including:

Scientific libraries (eg, Pandas, Polars, NumPy, SciPy).

Web technologies (eg, Flask, FastAPI).

Data engineering experience.

Familiarity with cloud infrastructure (eg, AWS).

Nice-to-Have

JavaScript UI frameworks (eg, React, Vue, Angular).

Docker and Kubernetes.

Previous experience in investment banking or hedge funds.

Understanding of basic financial mathematics (eg, portfolio optimization, risk metrics).

Interest or experience in systematic trading.

5 days a week based in Central London - inside IR35 - top market rates - Hedge Fund/IB Background essential

Principal Data Engineer/Architect

Your new company

A Principal Data Engineer/Architect is required on a permanent basis for a forward-thinking organisation at the heart of Leeds. The Data Services team are on a mission to unlock the value of data by delivering high-quality, secure, and accessible data services. With a focus on modern cloud-based technologies and strong partnerships, they help colleagues navigate the complexities of a data-driven world.

Your new role

As a Principal Data Engineer, you will be instrumental in shaping the organisations strategic cloud data platform. You’ll lead the design and implementation of scalable data pipelines, drive innovation in data-centric products, and champion automation and predictive analytics. This is a senior technical leadership role where you’ll establish best practices, ensure compliance, and deliver smart, customer-focused solutions.

What you’ll need to succeed

You’ll bring extensive experience in data engineering within Azure environments, with a strong track record in modernisation and large-scale migration projects. You’ll be confident designing metadata-driven frameworks and managing Databricks environments, with hands-on expertise in Python, T-SQL, and PySpark. Your leadership and mentoring skills will be key, alongside your ability to collaborate across teams and drive strategic decisions.

Essential Skills Include:

Proven leadership and mentoring experience in senior data engineering roles

Expertise in Azure Data Factory, Azure Databricks, and lakehouse architecture

Strong programming skills (Python, T-SQL, PySpark) and test-driven development

Deep understanding of data security, compliance, and tools like Microsoft Purview

Excellent communication and stakeholder management skills

Experience with containerisation and orchestration (e.g., Kubernetes, Azure Container Instances) would be desirable

AI/ML integration within data platforms would be advantageous

What you’ll get in return

You’ll be part of a dynamic and inclusive team, working on cutting-edge data solutions that make a real impact. The organisation offers a competitive salary up to 81K, excellent benefits including 8% cash payment on top of the salary, bonus scheme, and opportunities for professional development. You’ll also enjoy flexible working arrangements, generous annual leave, public sector pension and a supportive environment that values innovation and collaboration.

What you need to do now

If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.

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Frequently asked questions

What qualifications do I need to become a Data Engineer?

Typically, a Data Engineer should have a strong background in computer science or related fields, proficiency in programming languages like Python or Java, and experience with data warehousing, ETL processes, and big data technologies such as Hadoop or Spark.

What types of Data Engineer jobs can I find on Haystack?

Haystack features a wide range of Data Engineer positions, including roles in startups, large enterprises, and remote opportunities. You can find jobs specializing in cloud data engineering, real-time data processing, data pipeline development, and more.

How can I improve my chances of getting hired as a Data Engineer?

To improve your chances, tailor your resume to highlight relevant skills and projects, gain hands-on experience with popular data tools, contribute to open-source projects, and stay updated with the latest trends in data engineering.

Are entry-level Data Engineer jobs available on Haystack?

Yes, Haystack lists entry-level Data Engineer roles suitable for recent graduates or professionals transitioning into data engineering, as well as internships and junior positions to help you start your career.

Can I find remote Data Engineer positions on Haystack?

Absolutely. Haystack offers many remote and flexible Data Engineer job listings to suit your preferred working style and location.

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