Junior Web Developer, Business Applications

Joseph Gallagher Limited; Thurrock; On-site; GBP 25,000 - 36,000; Full time

Job summary

Joseph Gallagher Limited in Head Office, Orsett, Essex, is seeking a Junior Business Applications Web Developer to join the IT team and help build and maintain internal business systems.

You'll work with C#, .NET, JavaScript and SQL Server, collaborating with a senior developer to turn requirements into practical, scalable solutions.

This is an ideal entry-level role with mentoring, exposure to API work, automation, and integration across systems, building real-world experience.

Qualifications

• Solid foundation in C#, .NET and JavaScript.
• Experience with SQL Server databases.
• Familiarity with REST APIs and Git version control.
• Strong problem-solving and attention to detail.

Responsibilities

• Assist in developing internal web applications and business systems.
• Support maintenance and enhancement of existing systems.
• Write clean, efficient, and well-documented code.
• Work with SQL Server databases.
• Design, build and consume REST APIs and web services.
• Support integrations between internal systems and third-party platforms.
• Use version control and pipelines as part of development process.
• Identify opportunities for automation and process improvement.
• Test and troubleshoot applications for reliability.
• Collaborate with IT team and business colleagues to deliver solutions.

Skills

C#

JavaScript

.NET

SQL Server

REST APIs

Git

Job description

Joseph Gallagher Limited in Head Office, Orsett, Essex, is seeking a Junior Business Applications Web Developer to join the IT team and help build and maintain internal business systems.

You'll work with C#, .NET, JavaScript and SQL Server, collaborating with a senior developer to turn requirements into practical, scalable solutions.

This is an ideal entry-level role with mentoring, exposure to API work, automation, and integration across systems, building real-world experience.