51 to 71 of 71 SQL Jobs in Hertfordshire

solutions tailored for mission-critical environments . Provide guidance on emerging technologies and support the roadmap for next-generation defence data solutions . Skills and experience: Strong knowledge of SQL (MS SQL, Oracle) and noSQL databases (e.g., MongoDB, Neo4J, InfluxDB). Hands-on experience with data processing and integration tools , including ETL, ESB, and APIs. Proficiency in Python or similar More ❯

a hands-on analytical role, but with scope to shape decisioning strategies and support the company’s CRM transformation projects. SKILLS Experience in CRM, marketing analytics, or decisioning Strong SQL skills — essential for audience building and campaign analytics Experience with Salesforce Marketing Cloud (or similar CRM platforms) Ability to measure performance and deliver actionable insights Background in FMCG, retail, iGaming … Balance of analytical mindset with interest in campaign targeting and personalisation WHY APPLY? Join during a transformative phase of CRM innovation Work with advanced platforms including Salesforce Marketing Cloud, SQL, and Power BI End-to-end exposure: from audience building to campaign measurement Big-brand exposure — working on one of the UK’s most recognised consumer brands Blend of strategy More ❯

.NET Developer - Europe's Largest Radio Station Group - Cheshunt (Tech stack: .NET Developer, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is Europe's largest and most profitable commercial radio group. More ❯

.NET Developer, .NET 9 - Social Networking Site - Bishop's Stortford (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's largest social-networking web More ❯

.NET Developer – St Albans (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in More ❯

.NET Developer – St Albans (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in More ❯

.NET Developer - St Albans (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in More ❯

.NET Developer, .NET 9, C# - Digital Download Site - Hatfield (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)With operations in over 20 countries our client has fast become More ❯

.NET Developer - Harpenden (Tech stack: .NET Developer, .NET 9, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) After 15 years' experience in the fashion industry, our client has a mission to change More ❯

.NET Developer, .NET 9, C# - Global Record Label - Hertford (Tech stack: .NET Developer, .NET 9, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce that our client, one More ❯

Contribute to automation and personalisation strategies- Support new product launches and high-profile campaign streams- Be part of CRM transformation projects, including new platforms and advanced analytics Tech & Tools: - SQL (core skill, essential)- Salesforce Marketing Cloud (SFMC) - or similar CRM platforms- Power BI for reporting and dashboards What's In It For You: - Exposure to one of the UK's … collaborative, growing analytics function (6-person team)- Competitive salary + 10% bonus Who We're Looking For: - 3-5+ years in CRM, marketing analytics, or decisioning roles- Strong SQL skills (non-negotiable)- Experience with Salesforce Marketing Cloud or another CRM platform- Comfortable analysing campaigns and providing recommendations- Background in consumer-facing industries (retail, FMCG, entertainment) a plus Interested? Apply More ❯

team of six, you'll partner with the CRM operations team to deliver end-to-end campaigns, from targeting to reporting. The role offers a balance between hands-on SQL-driven audience builds and deeper campaign analytics, with flexibility to lean into either side depending on your strengths. You'll also gain exposure to high-profile projects, including digital transformation … campaign streams, including promotional and product launch activity. Test and refine campaign logic, driving innovation in targeting and engagement. Role Requirements Experience in CRM, marketing analytics, or decisioning. Strong SQL skills (essential for audience builds and analytics). Experience with multi-channel CRM campaigns. Comfortable analysing campaign performance and presenting recommendations. Experience with Salesforce Marketing Cloud (or similar CRM platforms More ❯

team of six, you’ll partner with the CRM operations team to deliver end-to-end campaigns, from targeting to reporting. The role offers a balance between hands-on SQL-driven audience builds and deeper campaign analytics, with flexibility to lean into either side depending on your strengths. You’ll also gain exposure to high-profile projects, including digital transformation … campaign streams, including promotional and product launch activity. Test and refine campaign logic, driving innovation in targeting and engagement. Role Requirements Experience in CRM, marketing analytics, or decisioning. Strong SQL skills (essential for audience builds and analytics). Experience with multi-channel CRM campaigns. Comfortable analysing campaign performance and presenting recommendations. Experience with Salesforce Marketing Cloud (or similar CRM platforms More ❯

team of six, you’ll partner with the CRM operations team to deliver end-to-end campaigns, from targeting to reporting. The role offers a balance between hands-on SQL-driven audience builds and deeper campaign analytics, with flexibility to lean into either side depending on your strengths. You’ll also gain exposure to high-profile projects, including digital transformation … campaign streams, including promotional and product launch activity. Test and refine campaign logic, driving innovation in targeting and engagement. Role Requirements Experience in CRM, marketing analytics, or decisioning. Strong SQL skills (essential for audience builds and analytics). Experience with multi-channel CRM campaigns. Comfortable analysing campaign performance and presenting recommendations. Experience with Salesforce Marketing Cloud (or similar CRM platforms More ❯

healthcare, and defence. Now part of a larger international group, they are expanding their UK-based engineering team and looking for a Software Engineer with skills in C# and SQL to join them. Youll be working closely with senior engineers, gaining hands-on experience, and supporting clients across the UK, Europe, and North America. What you will be doing As … professional experience in C# development Strong understanding of Computer Science fundamentals (data structures, networking, concurrency) Knowledge of OOP principles Experience working with APIs (building and consuming) Proficiency with Microsoft SQL Server or similar DBMS Basic familiarity with GIT or another source control system Clear and confident written and spoken English for remote collaboration Ability to prioritise, stay organised, and work More ❯

healthcare, and defence. Now part of a larger international group, they are expanding their UK-based engineering team and looking for a Software Engineer with skills in C# and SQL to join them. You’ll be working closely with senior engineers, gaining hands-on experience, and supporting clients across the UK, Europe, and North America. What you will be doing … professional experience in C# development Strong understanding of Computer Science fundamentals (data structures, networking, concurrency) Knowledge of OOP principles Experience working with APIs (building and consuming) Proficiency with Microsoft SQL Server or similar DBMS Basic familiarity with GIT or another source control system Clear and confident written and spoken English for remote collaboration Ability to prioritise, stay organised, and work More ❯

to access Bringing your ideas to the table as we explore new tools and technologies Supporting internal customers across multiple teams and functions ?? What You'll Bring Experience with SQL & NoSQL databases (e.g. MS SQL, MongoDB, Neo4J) Python skills for scripting and automation ETL and data exchange experience (e.g. APIs, ESB tools) Knowledge of Big Data (e.g. Hadoop) Curiosity about More ❯

years recent commercial experience with PowerBuilder support and development mandatory Excellent English, written and verbal Professional French speaking and writing is a strong advantage Experience with Oracle PL/SQL or SQL databases (Including triggers, stored procedures and packages) mandatory Familiarity with source control servers desirable Experience assessing, analyzing and designing heterogeneous technical solutions leveraging existing PowerBuilder applications and systems More ❯

years recent commercial experience with PowerBuilder support and development mandatory Excellent English, written and verbal Professional French speaking and writing is a strong advantage Experience with Oracle PL/SQL or SQL databases (Including triggers, stored procedures and packages) mandatory Familiarity with source control servers desirable Experience assessing, analyzing and designing heterogeneous technical solutions leveraging existing PowerBuilder applications and systems More ❯

years recent commercial experience with PowerBuilder support and development mandatory Excellent English, written and verbal Professional French speaking and writing is a strong advantage Experience with Oracle PL/SQL or SQL databases (Including triggers, stored procedures and packages) mandatory Familiarity with source control servers desirable Experience assessing, analyzing and designing heterogeneous technical solutions leveraging existing PowerBuilder applications and systems More ❯

and maintain systems documentation and user training materials. Assist in infrastructure projects and day to day running of the IT estate The Ideal candidate for the IT Developer: T-SQL for creation of complex queries and stored procedures Detailed knowledge of an XML based programming environment Detailed knowledge of html/css Sybase SQL Anywhere database management Use of REST More ❯