Senior Developer / Technical Consultant (Contract or Part‑Time) – Data & CRM
Insight Data is a small, family business providing marketing data and proprietary CRM solutions for the construction and building products industry. Our award‑winning platform, Salestracker, powers sales and marketing for hundreds of businesses across the UK, from large manufacturers to ambitious SMEs.
We’re now in the final stages of developing Salestracker 4 – a completely rebuilt, next‑generation SaaS platform that combines CRM, data intelligence, and marketing automation in one seamless ecosystem. The internal software team has brought the project a long way, and it’s now in testing. We’re looking for a seasoned senior developer or technical consultant to help us take it over the finish line—ensuring it’s robust, fast, reliable, secure, and a joy to use.
This is a part‑time or contract opportunity for someone with deep technical knowledge, strong leadership, and a passion for delivering first‑class software. You’ll work directly with our internal dev team to refine, test, and optimise the platform, bringing best‑practice insight, hands‑on technical expertise, and real‑world SaaS experience.
Our Current Stack
* Docker (containerised deployment)
* Strong experience delivering and scaling SaaS or CRM platforms.
* Strong understanding of NextJS, NodeJS, Docker, PostgreSQL.
* Experience with performance optimisation, testing, and deployment pipelines.
* Security‑first mindset, familiarity in data protection and API architecture.
* Ability to collaborate with an internal team, guide development priorities, and elevate code quality.
* Optional but valuable: experience with PHP‑based legacy systems and migration planning.
What You’ll Do
* Audit and refine our existing codebase and architecture.
* Support testing and performance tuning.
* Ensure system stability, scalability, and data integrity.
* Help us transition confidently from testing to live deployment.
* Provide hands‑on support and mentoring for our in‑house devs.
This is an exciting opportunity to join a respected, fast‑growing tech company with real‑world impact, working on a live SaaS platform used daily by some of the biggest names in our industry.
Seniority level
Mid‑Senior level
Employment type
Contract / Part‑time
Job function
Engineering and Information Technology
Industries
Technology, Information, and Media
#J-18808-Ljbffr