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Looking for top SQL jobs? Explore the best SQL developer roles, database administrator positions, and data analyst opportunities on Haystack. Whether you're skilled in SQL Server, MySQL, or Oracle, find your next career move with our up-to-date listings tailored for SQL professionals. Start your job search today and advance your career in database management and development!
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Senior Data Engineer AWS ETL SQL
Client Server Ltd.
Manchester
Hybrid
Senior
£80k - £110k
RECENTLY POSTED
aws
sql
nosql
python
docker
airflow
Senior Data Engineer (AWS ETL SQL) Manchester / WFH to £110k
Are you a data technologist who enjoys taking ownership?
You could be progressing your career in a senior, hands-on Data Engineer role at a technology start-up that is producing a software suite for legal firms that massively reduces para-legal workloads, they have seen huge interest in the product and have a lot of greenfield development work to get stuck into.
As a Senior Data Engineer you will take ownership of the data platform, optimising it for scalability to ensure successful client onboarding. You’ll use modern tools (such as Airflow, Prefect, Dagster or AWS Step Functions) for ETL design and orchestration, work on transformation logic to clean, validate and enrich data (including handling missing values, standardising formats and duplication), use Redshift for efficient loading strategies and write ETL pipelines that handle large volumes of data efficiently, with low latency.
**Location / WFH:**You’ll join a small but growing team based in Central Manchester three days a week with flexibility to work from home the other two days.
About you:
You are a Senior Data Engineer with a strong knowledge of modern software engineering best practices
You have indepth AWS experience across storage, compute and orchestration services
You have strong Python scripting / coding skills for data wrangling and pipeline development
You have strong SQL and NoSQL skills for complex transformations and validation queries
You have experience with Docker and CI/CD for deployment
You’re collaborative with great communication skills
What’s in it for you:
As a Senior Data Engineer you will receive a competitive package:
Salary to £110k
25 days holiday
Pension
Hybrid working (x3 days office in Manchester)
Impactful role with excellent career progression opportunities as the company scales
Apply now to find out more about this Senior Data Engineer (AWS ETL SQL) opportunity.
At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We’re an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
Power Platform Developer
Hays Technology
London
Hybrid
Mid
£500/day - £550/day
RECENTLY POSTED
sql
dax
Power Platform Developer - Active SC Clearance
Up to 550 per day (Inside IR35)
London / Hybrid
6 months
My client is an instantly recognisable consultancy who require a Power Platform Developer with Active Security Clearance (SC) to join a business-critical programme.
Key Requirements:
Proven experience working as a Power Platform Developer with Active Security Clearance (SC).
Involvement developing solutions, with Power Apps, Power Automate and Dataverse.
Working experience of writing advanced DAX measures, and using Power Query
Strong proficiency in SQL to build complex data models, with a good understanding of data modelling principles and best practices
Must have experience mentoring, guiding and supporting juniors
Nice to have:
Awareness of Dataverse API
Some experience with Azure Synapse Analytics, Azure Functions, Logic Apps or Azure SQL Database.
Familiarity with Agile ways of working / Project Management methodologies
If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.
If this job isn’t quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.
Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C’s, Privacy Policy and Disclaimers which can be found at (url removed)
Data Analyst
Orion Electrotech
Multiple locations
Hybrid
Mid
£50k - £60k
RECENTLY POSTED
python
sql
microsoft-azure
dax
Orion is partnered with a leading renewable energy business that is rolling out advanced data solutions across its operations. We are recruiting a forward-thinking and driven Data Analyst to join their Information Management team.
The successful candidate will turn complex data into actionable insights, build dashboards, and develop AI agents to improve productivity across the business.
Data Analyst Benefits:
Competitive Salary £50,000 £60,000
26 days annual leave bank holidays
Hybrid working 3 4 days in the office
Data Analyst Duties:
Build and maintain Power BI dashboards and data models
Connect to and manage data sources within Microsoft Azure & data lakes
Use Python for complex queries to improve data accuracy and automation
Support engineers in adopting AI tools to create SOPs and solve operational issues
Ensure data quality and consistency across all platforms
Data Analyst Required Experience:
Power BI, DAX, and data modelling experience
Microsoft Azure (data lakes, SQL)
Ability to manage multiple projects concurrently
Python for data queries and automation advantageous
Interest in renewable energy is a bonus but not essential
If you like the look of this Data & AI Analyst role, then click and apply, or, for further information, please contact Jamie Garcia-Courtice (url removed)
INDMAN
Due to the volume of applications we receive, unfortunately, we are not able to respond to every application personally, so if you have not heard back from us within 5 working days, please assume your application has been unsuccessful. To see our other available vacancies please visit our website.
Junior C# Developer
IT Search & Select
London
Hybrid
Junior
£35k - £45k
RECENTLY POSTED
csharp
dot-net
asp-net
sql
Are you a budding C# developer with a passion for finance and clean code? Join a prestigious asset manager in the heart of the City of London, where you’ll help build and maintain internal financial applications that power investment decisions across global markets. You must demonstrate 1 - 3 year’s minimum C# development experience.
About the Role
As a Junior C# Developer, you’ll work closely with experienced engineers and portfolio managers to develop robust, scalable tools that support trading, risk analysis, and portfolio management. This is a fantastic opportunity to deepen your technical skills while gaining exposure to the inner workings of financial services.
Key Responsibilities
• Develop and maintain internal applications using C#, .NET, and SQL Server
• Collaborate with business analysts and stakeholders to gather requirements
• Write clean, testable code and participate in code reviews
• Support and enhance existing systems used by investment teams
• Contribute to the evolution of the firm’s technology stack
Requirements
• Degree in Computer Science, Engineering, or a related field
• Solid understanding of C# and the .NET ecosystem
• Familiarity with SQL and relational databases
• Strong problem-solving skills and attention to detail
• Interest in financial markets and asset management
Desirable
• Experience with WPF, WinForms, or ASP.NET
• Exposure to Agile methodologies
• Knowledge of financial instruments or investment workflows
What’s on Offer
• Competitive salary and discretionary bonus
• Hybrid working model (2-3 days in-office)
• Mentorship from senior developers and finance professionals
• Clear progression path within a growing technology team
• Access to industry events, training, and certifications
Senior C# Developer, Berkshire
IT Search & Select
Reading
Hybrid
Senior
£60k - £75k
RECENTLY POSTED
csharp
entity-framework
dot-net
asp-net
dot-net-core
restful
+3
Join a fast-moving telecoms provider in Berkshire as a Senior C# Developer, where you’ll lead the development of internal applications that drive operational efficiency and customer service excellence. This is a hands-on role for a seasoned engineer who thrives in a collaborative, delivery-focused environment.
About the Role
You’ll take ownership of key internal systems built on C#, ASP.NET MVC, and Blazor, supporting everything from provisioning workflows to billing automation. Working alongside product owners and infrastructure teams, you’ll help shape the technical direction and mentor junior developers.
Key Responsibilities
• Architect, develop, and maintain internal applications using C#, ASP.NET MVC, and Blazor
• Collaborate with stakeholders to translate business needs into scalable solutions
• Lead code reviews and promote best practices across the development team
• Optimise performance and security of internal systems
• Contribute to DevOps workflows and CI/CD pipelines
Requirements
• Strong experience with C#, .NET Core, and ASP.NET MVC
• Understanding of Blazor (Server or WebAssembly)
• Proficient in SQL Server and Entity Framework
• Experience with RESTful APIs and modern front-end development
• Comfortable working in Agile/Scrum environments
Desirable
• Exposure to telecoms systems or operational tooling
• Familiarity with Azure services and deployment pipelines
• Experience mentoring or leading small development teams
What’s on Offer
• Competitive salary and annual bonus
• Hybrid working (2-3 days in-office, Berks HQ)
• Private healthcare and pension scheme
• Collaborative, tech-forward culture with room to grow
• Access to training, certifications, and industry events
Data Engineer - Azure Environment
Datatech
Birmingham
Hybrid
Mid
£50k - £65k
RECENTLY POSTED
sql
Birmingham - Hybrid (1 day a week in the office )
50,000- 65,000 (Dependent on Experience)
Job Ref: J12976
This is a fantastic opportunity to join a forward-thinking organisation that is expanding its data capabilities. As a Data Engineer, you’ll play a key role in driving strategic data initiatives, collaborating with stakeholders across the business, and delivering insights that support critical decision making.
You won’t just be building reports you’ll be shaping data solutions that are innovative, scalable, and accessible across platforms, ensuring the business remains ahead in an increasingly data driven environment.
Key Responsibilities:
Design, develop, and deliver end-to-end Power BI dashboards and data solutions within Azure Cloud
Collaborate closely with data stakeholders and technical teams to bring BI products to life
Translate business requirements into effective technical solutions, using Agile methodologies
Build and maintain scalable data models and robust data architecture
Leverage the data warehouse to support self-service analytics and informed decision-making
Ensure strong data governance, security, and regulatory compliance (e.g., GDPR)
Mentor junior BI developers and contribute to a culture of data excellence
Continuously seek opportunities to improve data reliability, automation, and reusability
Experience & Skills Required:
Proficiency in Azure Data Factory and Azure SQL is essential
Proven experience with Power BI and a keen eye for effective, user-friendly data visualisation
Strong background in data warehouse design (preferably Kimball methodology; fact/dimension tables)
Excellent written and verbal communication skills
Senior Stakeholder management experience
Experience working in Agile environments; exposure to DevOps is a plus
Excellent attention to detail and a strong analytical mindset
Degree or equivalent professional experience
Right to work in the UK is essential - sponsorship is not available now or in the future
If you’re ready to take the next step in your career leading end-to-end data development while collaborating with both technical and non-technical stakeholders in a supportive environment, this is a fantastic opportunity to make a real, tangible impact.
Alternatively, you can refer a friend or colleague by taking part in our fantastic referral schemes! If you have a friend or colleague who would be interested in this role, please refer them to us. For each relevant candidate that you introduce to us (there is no limit) and we place, you will be entitled to our general gift/voucher scheme.
Datatech is one of the UK’s leading recruitment agencies in the field of analytics and host of the critically acclaimed event, Women in Data. For more information, visit our website: (url removed)
Full Stack C# Developer, Midlands
IT Search & Select
Coventry
Hybrid
Mid
Private salary
RECENTLY POSTED
csharp
react
dot-net
git
javascript
dot-net-core
+3
Are you ready to code at the heart of the action?
Join a dynamic team building cutting-edge systems for the sporting industry - from real-time performance analytics to immersive fan engagement platforms. We’re looking for a passionate Full Stack Developer with solid C# skills to help shape the future of sports technology.
Hybrid role based near Coventry
Level: Junior to Mid-Level
Full-time, Permanent
What You’ll Be Working On
• Developing scalable web applications using C#, .NET Core, and modern JavaScript frameworks (React, Angular or Vue)
• Building APIs and backend services that power live sporting data and interactive platforms
• Collaborating with UX designers, data engineers, and product managers to deliver intuitive, high-performance solutions
• Contributing to architecture decisions and continuous integration workflows
What We’re Looking For
• 1-4 years of experience in full stack development, ideally with C#/.NET and JavaScript
• Familiarity with SQL Server, RESTful APIs, and Git workflows
• Exposure to cloud platforms (Azure preferred) and CI/CD pipelines
• A keen interest in sports, data, or fan engagement tech is a big plus
• Strong problem-solving mindset and eagerness to learn
Why Join Us?
• Work on high-impact projects used by athletes, coaches, and fans worldwide
• Flexible working arrangements with a collaborative, forward-thinking team
• Career growth opportunities in a fast-evolving tech landscape
• Access to sporting events, tech demos, and industry showcases
Senior Software Engineer (C#/.NET) Manchester Hybrid
Infused Solutions Ltd
Manchester
Hybrid
Senior
£60k - £65k
RECENTLY POSTED
dot-net
asp-net
csharp
restful
sql
Senior Software Engineer (C#/.NET) - Manchester Hybrid
Location: Manchester (2 days per week in office)
Permanent
Salary: 65,000 - 65,000 (DOE) + Benefits
Must be UK-based - sponsorship not available
We’re partnered with a tech-driven organisation in Manchester that’s looking for a Senior Software Engineer with deep expertise in C#/.NET to help design and deliver the next wave of their core platforms. You’ll be joining a fast-paced, collaborative environment where engineering drives the business forward.
This role is ideal for someone who enjoys working end-to-end across backend, web, and mobile solutions, while also engaging directly with stakeholders to shape and influence outcomes.
Key Responsibilities
Engineer and maintain platforms that simplify payments and optimise business processes.
Partner with stakeholders, product managers, and architects to translate business needs into scalable technical solutions.
Provide accurate delivery estimates and ensure high-quality output aligned to industry standards.
Contribute to Agile ceremonies and ensure best practices across the development lifecycle.
Act as a mentor within the team, promoting knowledge-sharing and continuous improvement.
What We’re Looking For
Strong professional background in the Microsoft .NET stack.
Proven hands-on expertise in:
C#, ASP.NET, SQL Server, RESTful APIs
Unit testing frameworks.
Excellent stakeholder management skills - comfortable working with both technical and non-technical audiences.
Demonstrated ability to deliver secure, scalable, and reliable applications.
Experience working in Agile delivery environments.
Understanding of modern development practices and coding standards.
Desirable (Nice to Have):
Exposure to WCF and Windows Services.
Experience moving or modernising applications for cloud platforms.
What’s On Offer
Hybrid working model with 2 days in the Manchester office.
Competitive salary up to 65,000 plus benefits.
Opportunity to work on complex, high-impact solutions in a modern, tech-led company.
Clear career development and training support.
If you’re a Senior C# Developer looking for a role that blends technical leadership, hands-on engineering, and stakeholder influence, we’d love to hear from you.
Apply now to explore this opportunity further!
Dynamics 365 & Power Platform Developer
bpha
Bedfordshire
Hybrid
Mid
£53k
RECENTLY POSTED
dot-net
itil
powershell
dynamics-crm
sql
Power Platform Developer
Bedford (Hybrid)
£52,500 per annum
Reporting to: Head of IT Change
Role Type: Full Time, Permanent
Base: Home based with monthly attendance at Bedford Heights, Bedford
Join Us as a Power Platform Developer!
Are you passionate about Microsoft Dynamics 365 and the Power Platform? Do you thrive on innovation and want to make a real impact in enterprise-scale transformation projects? If so, we want to hear from you!
At bpha, we re looking for a dynamic and forward-thinking Power Platform Developer to join our IT Change team. You ll be at the heart of driving digital transformation, leveraging the Microsoft stack to deliver cutting-edge solutions that improve operational efficiency and customer experience.
What You ll Be Doing
Leading the implementation and enhancement of Microsoft Dynamics 365 and Power Platform solutions.
Advising the business on the capabilities of Microsoft technologies and guiding strategic application decisions.
Collaborating with solution architects to design and build scalable systems.
Mentoring junior developers and fostering a culture of continuous learning.
Providing expert third-line support and maintaining high-quality documentation.
Engaging with the wider Microsoft community to bring fresh ideas and innovations.
What You ll Bring
Essential Skills & Experience:
Strong problem-solving and communication skills.
Proven experience with Microsoft Dynamics 365, Power Platform, Azure, PCF components, MS Graphs, and SharePoint.
Background in delivering large transformational projects and working within agile frameworks.
Strategic thinking and stakeholder management.
Ability to manage multiple projects and support activities simultaneously.
Desirable Extras:
Experience in the social housing sector or housing systems.
Knowledge of web technologies, mobile app solutions, and MS SQL Server Integration Services.
Development skills in .NET, PowerShell, and Microsoft SQL.
Qualifications
Relevant degree or equivalent experience with MS Dynamics.
Power Platform Developer or Functional Consultant certification.
Agile or project management certifications (e.g. Scrum, PRINCE2, APM) and ITIL Foundation are a plus.
Our Values
We take responsibility. We show empathy. We are better together. We are ambitious. At bpha, we re committed to doing the right thing, working collaboratively, and striving for excellence in everything we do.
Ready to make a difference with us? Apply now and be part of a team that s shaping the future of digital transformation.
Data Engineering
Hunter Selection
Birmingham
Hybrid
Mid
Private salary
RECENTLY POSTED
sql
snowflake
Data Engineer - Hybrid (Central Birmingham) - 50,000 - 55,000 + great benefits
I’m looking for an experienced Data Engineer for a leading, national business. They are looking for someone who is keen to get involved in companywide, data focused projects working with modern data tools. They need someone who is an all-rounder, able to work as part of a team but also independently at times.
You’ll be joining an established team in the middle of a companywide digital transformation. They are working to move to Snowflake environment, changing the way data is used across the business. You’ll be building pipelines to support reporting tools and involved in a wide range of hands-on work.
As they Data Engineer, you’ll be**:**
Building and maintaining data pipelines (ETL/ELT) for Snowflake.
Working with large datasets and integrating data from APIs, CSV files, and SQL Server.
Supporting reporting tools like Power BI and SSRS.
Helping design and maintain a scalable data warehouse.
Collaborating with other teams to improve how data is stored, processed, and used.
Supporting data governance and privacy efforts.
Translating technical ideas into clear, practical solutions.
What we need from the successful Data Engineer:
At least 3 years of experience in a Data Engineering role.
Solid experience with Snowflake and Azure.
Strong SQL skills and experience building ETL processes.
Comfortable working with complex data flows and models.
Someone who enjoys working with others and sharing ideas.
Benefits for the Data Engineer:
Opportunities to learn and grow through training.
28 days holiday + bank holiday
Health and wellbeing support, including free GP access and a health cash plan.
Enhanced maternity pay and family-friendly benefits.
Discounts on gym memberships, car leasing, and mortgage services.
Pension scheme and employee savings programmes.
Access to a Health Toolkit with fitness, nutrition, and health resources.
If you are interested in this position please click ‘apply’.
Hunter Selection Limited is a recruitment consultancy with offices UK wide, specialising in permanent & contract roles within Engineering & Manufacturing, IT & Digital, Science & Technology and Service & Sales sectors.
Please note as we receive a high level of applications we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010.
For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.
Technical Product Architect Remote (UK-based /Nottingham)
Akkodis
Nottingham
Fully remote
Mid
£70k - £85k
RECENTLY POSTED
dot-net
aws
csharp
sql
Product Architect - Technical Strategy & Solution Design Remote (UK-based /Nottingham) Permanent
Role: Product Architect
Location Remote with occassional trips to Nottingham
Salary: up to 85k plus benefits
My client is seeking an experienced Product Architect to lead the design and delivery of scalable, high-quality technical solutions across multiple product domains. This is a strategic role, working closely with cross-functional teams to shape architecture from discovery through to delivery, while influencing technical direction and fostering innovation.
Key Responsibilities:
Act as the lead architect across multiple teams and product domains.
Translate business requirements into scalable, maintainable technical solutions.
Collaborate with Product Managers, Engineering Managers, and Principal Architects to define and communicate architectural designs.
Support delivery teams with high- and low-level design, ensuring alignment with architectural vision and business goals.
Identify and address technical debt, and develop long-term architectural roadmaps.
Monitor emerging technologies and trends to inform architectural decisions.
Maintain clear and consistent design documentation across teams.
Promote a culture of innovation, collaboration, and technical excellence.
Skills & Experience:
Strong background in software engineering, ideally with experience in .NET, C#, and SQL Server.
Proven experience designing distributed, scalable solutions in cloud environments (AWS preferred).
Deep understanding of SaaS, microservices, SOA, and event-driven architectures.
Demonstrated ability to lead and mentor technical teams, ensuring clarity and quality through documented designs.
Excellent communication and stakeholder management skills, with the ability to convey complex technical concepts to non-technical audiences.
Creative problem-solving mindset with a focus on innovation and continuous improvement.
Experience working in remote teams and regulated environments is advantageous.
Cloud certifications (AWS or equivalent) are desirable.
What’s on Offer:
A collaborative and forward-thinking environment that values creativity and continuous learning.
Flexible working arrangements with a remote-first approach.
Opportunities to engage with the wider tech community through events and conferences.
A culture that supports personal growth and embraces diversity.
If you are a strategic thinker with a passion for architecture and innovation, and you’re ready to make a meaningful impact, we encourage you to apply.
Please note we are only accepting applications from UK based candidates who have eligibility to work in the Uk already
Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law.
Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers.
By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.
Technical Product Architect Remote UK-based /Nottingham
Akkodis
Nottingham
Fully remote
Mid
£70k - £85k
RECENTLY POSTED
dot-net
aws
csharp
sql
Product Architect - Technical Strategy & Solution Design Remote (UK-based /Nottingham) Permanent
Role: Product Architect
Location Remote with occassional trips to Nottingham
Salary: up to £85k plus benefits
My client is seeking an experienced Product Architect to lead the design and delivery of scalable, high-quality technical solutions across multiple product domains. This is a strategic role, working closely with cross-functional teams to shape architecture from discovery through to delivery, while influencing technical direction and fostering innovation.
Key Responsibilities:
Act as the lead architect across multiple teams and product domains.
Translate business requirements into scalable, maintainable technical solutions.
Collaborate with Product Managers, Engineering Managers, and Principal Architects to define and communicate architectural designs.
Support delivery teams with high- and low-level design, ensuring alignment with architectural vision and business goals.
Identify and address technical debt, and develop long-term architectural roadmaps.
Monitor emerging technologies and trends to inform architectural decisions.
Maintain clear and consistent design documentation across teams.
Promote a culture of innovation, collaboration, and technical excellence.
Skills & Experience:
Strong background in software engineering, ideally with experience in .NET, C#, and SQL Server.
Proven experience designing distributed, scalable solutions in cloud environments (AWS preferred).
Deep understanding of SaaS, microservices, SOA, and event-driven architectures.
Demonstrated ability to lead and mentor technical teams, ensuring clarity and quality through documented designs.
Excellent communication and stakeholder management skills, with the ability to convey complex technical concepts to non-technical audiences.
Creative problem-solving mindset with a focus on innovation and continuous improvement.
Experience working in remote teams and regulated environments is advantageous.
Cloud certifications (AWS or equivalent) are desirable.
What’s on Offer:
A collaborative and forward-thinking environment that values creativity and continuous learning.
Flexible working arrangements with a remote-first approach.
Opportunities to engage with the wider tech community through events and conferences.
A culture that supports personal growth and embraces diversity.
If you are a strategic thinker with a passion for architecture and innovation, and you’re ready to make a meaningful impact, we encourage you to apply.
Please note we are only accepting applications from UK based candidates who have eligibility to work in the Uk already
Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law.
Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers.
By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.
Java Engineers Mid - Senior range £40k - £85k in MedTech Bonus
Opus Recruitment Solutions Ltd
South East
Hybrid
Senior
£1 - £85k
RECENTLY POSTED
java
aws
javascript
spring
junit
sql
Java Developer £55k + Bonus Hybrid - MedTechJava, Spring, Javascript, TDD, Junit, AWSA fast-moving healthtech scale-up is quietly reshaping how hospitals deliver care across the UK and now rapiidly scaling the development team!In just a few years, they’ve gone from challenger to trusted partner, winning major contracts and deploying their system in some of the country’s busiest NHS Trusts.Their technology replaces outdated legacy systems with intuitive workflows that actually reflect how clinical teams operate today.With recent award wins and a wave of new go-lives on the horizon, they’re scaling fast and looking for mission-driven people who want to build tools that genuinely improve patient care. It’s an exciting time with major contracts landing, plans are in motion, and we’re scaling up for the long term. With a clear roadmap ahead, we’re doubling in size to 350-400 people and building structured, scalable teams to deliver strategic projects over the next few years.Currently on the lookout for:Junior/Mid-Level Java Developers x 3
Focus: Automation side mostly. Tech stack: Java, Javascript, SQL, AWS, TDD, Junit
Hybrid, Salary: £40k-£55k + bonus
Duration: Dedicated to automation for 1-2 years, with future growth pathways to different areas
Senior Java Developers x 2
Salary: Up to £85k + bonus
Supporting long-term delivery and mentoring juniors
Interested in learning more? Or know anyone who might be interested in a move? Please get in touch via Rebeka . or add me on Linkedin - Rebeka recruitment solutions to have an informal chat!Easily commutable from Reading, Gloucester, Basingstoke or nearby locations. Please note, this is a hybrid role, and we cannot offer sponsorship either.
Data Engineer (HS)
Expleo UK LTD
London
In office
Mid
Private salary
RECENTLY POSTED
python
sql
We are seeking a Data Engineer to support the implementation of Health Assessment Outcomes and AI Personalisation Projects. These initiatives are part of a multi-year programme aimed at delivering measurable impact through advanced clinical statistical techniques and innovative AI solutions. The successful candidate will design, build, and maintain robust data pipelines and infrastructure that underpin our data platforms and analytics capabilities
Review and optimise current data extraction processes, identifying opportunities for performance improvements and reliability.
Refactor SQL scripts into modular, reusable units to improve maintainability and scalability across projects.
Evaluate current data pipeline architecture to ensure robustness, efficiency, and alignment with clinical data requirements.
Implement structured orchestration for previously manual or ad hoc data workflows.
Introduce versioning practices to track changes and ensure reproducibility.
Establish testing frameworks to validate data integrity and pipeline performance.
Define and enforce consistent output schemas to facilitate downstream integration and reuse.
Develop shared code libraries and maintain comprehensive metadata and documentation to support collaboration and transparency.
Design and deploy observability tools and practices to monitor, log, and troubleshoot clinical data pipelines effectively.
Expert-level SQL proficiency and Python fluency.
Data Scientist
Work Wales
Swansea
Remote or hybrid
Mid
£60k - £70k
RECENTLY POSTED
sql
Swansea
60000 - 70000 plus bonus
The Company
Opportunity to join a growing group of companies who provide the latest energy-efficient technologies in homes across the UK. The group is well established and work with utility partners, councils, landlord associations and private homeowners providing a Whole Home Approach to create warmer energy efficient homes, whilst reducing carbon emissions. With offices in Cardiff and Swansea this award-winning organisation is in a period of growth and looking for a Data Scientist to join the team.
The Role
We are looking for a highly experienced Data Scientist to work with the senior management team and reporting directly to the CEO, to identify areas for improvement and solve business problems. It is a fast-paced role working simultaneously on a variety of projects to achieve accurate and detailed results.
You will be based in the Swansea office and will be able to work hybrid remote some days on a flexible / occasional basis ensuring the needs of the business are met at all times.
Duties and responsibilities will include:
Mining data from a variety of company databases and systems
Preparation of data for analysis
Data analysis and interpretation, identifying patterns and potential insights
Statistical modelling and using machine learning techniques to identify trends and make forecasts
Evaluating model performance using different metrics and refining models to improve performance
Create visual representation of data to include graphs, dashboards and charts etc.
Presenting findings to senior management and stakeholders to help the business solve problems and improve operations
Working collaboratively with internal stakeholders to identity needs, communicate data driven recommendations and create actionable plans
Using data to identify future potential business problems
Keeping abreast and evaluation of new technologies and tools used for data analysis
Ensuring data is collected, stored and used ethically and responsibly
Requirements
The successful applicant will have the following qualifications, experience and qualities:
This is a senior position requiring extensive experience and proven results
Master’s degree in data science, applied data science or related field preferred
Experienced with database systems, SQL and full proficiency in Power BI
Mathematically minded with solid knowledge of statistical methods and probability
Experienced with various machine learning algorithms and frameworks
Analytical with a sound problem solving ability
Task orientated with a solid sense of urgency
Excellent communication skills with the ability to explain complex data results to internal stakeholders
Good presentation skills and able to create effective visual representation of findings
A team player
Previous project experience
In Return
This is a senior position in a large and growing organisation offering the successful applicant a high level of responsibility and opportunities. An excellent financial package is on offer for an applicant with proven experience and results.
For more information contact Kim Simpson of Work Wales for a confidential discussion

Frequently asked questions

What types of SQL jobs can I find on Haystack?
Haystack features a wide range of SQL-related roles including SQL Developer, Database Administrator, Data Analyst, Business Intelligence Developer, and SQL Engineer positions across various industries.
Do I need advanced SQL skills to apply for jobs listed here?
While many jobs require strong SQL knowledge, some positions are suitable for beginners or those with intermediate skills. Job descriptions specify the required proficiency so you can find roles that match your experience.
Can I find remote SQL job opportunities on Haystack?
Yes, Haystack offers both remote and on-site SQL job listings. You can filter your job search to find remote SQL roles that fit your preferences.
Are SQL certification or degrees required for most jobs?
Requirements vary by employer. Some positions may prefer candidates with certifications like Microsoft SQL Server or Oracle DBA, while others focus more on practical experience and problem-solving skills.
How do I improve my chances of getting hired for SQL jobs?
To increase your chances, build a strong portfolio of SQL projects, stay updated with the latest database technologies, consider obtaining relevant certifications, and tailor your resume to highlight your SQL expertise.