Senior Web Developer (Contract)
Location: Basingstoke, UK (Hybrid)
Start Date: ASAP
Duration: 12 months
Engagement Type: PAYE
Overview
We are looking for an experienced Senior Web Developer to join a dynamic engineering and technology environment supporting global energy and infrastructure initiatives. This role sits within a forward‑thinking team focused on modernising legacy systems, supporting digital transformation, and contributing to the transition toward low‑carbon and sustainable technologies. You’ll play a key role in upgrading internal applications, improving system integration, and ensuring secure, scalable web solutions.
Working Model
This position follows a hybrid working model, with flexibility to work remotely for up to 12 days per month. The remaining time is spent onsite at a well‑connected office location in central Basingstoke.
Key Responsibilities
Full Stack Development
- Modernise and migrate legacy in‑house applications to a unified platform
- Support transition to newer web frameworks and technologies
- Design, develop, and maintain scalable web‑based and intranet applications
Technical Delivery
- Gather and analyse business and technical requirements
- Design and manage database structures and integrations
- Interface with internal enterprise systems where applicable
- Maintain clean, up‑to‑date technical documentation
Support & Maintenance
- Provide user support, troubleshoot issues, and implement fixes
- Manage change requests and ensure controlled deployment processes
Cyber Security (Web Applications)
- Identify and remediate vulnerabilities found in security scans
- Collaborate with cross‑functional teams to resolve security issues
- Respond to cyber alerts and ensure timely mitigation actionsWhy Apply?
- Work on impactful projects in a rapidly evolving sector
- Gain exposure to modern technologies and large‑scale systems
- Flexible hybrid working model
- Long‑term contract stability
Required Skills & Experience
Core Technical Skills
- Strong experience with:
- JavaScript / jQuery
- Java / Groovy
- HTML & CSS
- Experience with (or exposure to):
- Grails (desirable)
- Spring & Hibernate frameworks
- MS SQL Server (including database design)
- Git / DevOps version control practices
- IDEs such as IntelliJ
Development Practices
- Experience working in Agile environments
- Strong understanding of full software development lifecycle
- Proven ability to design and deliver web‑based solutions
Professional Skills
- Proactive, self‑driven, and highly motivated
- Strong analytical and problem‑solving abilities
- Excellent communication and stakeholder engagement skills
- Ability to work independently and collaboratively
Qualifications
- Degree in a relevant field or equivalent practical experience
- Demonstrated experience in application design and development
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