Job Description

The

Senior Full Stack Developer

will play a pivotal role in the

development and optimisation

of internal applications, web tools, and integrations across our wider technology stack (including Zoho CRM, AWS and custom web applications).



This is a

hands-on technical role

, responsible not only for building high-quality, scalable systems but also for implementing and maintaining modern

development, coding, and deployment practices

.



Working closely with the Lead Engineer, Business Stakeholders and CRM developers, you will drive continuous improvement and help shape the tech stack that supports Portman Finance Group's growth and innovation in the FinTech space.

Responsibilities

Develop and maintain

CRM functionality and integrations

within

Zoho CRM

, including use of

Deluge scripting

(prior experience not required).

Development and deployment

of full-stack web applications and business tools using modern frameworks and best practices. Develop and maintain

scalable cloud-based solutions

using

AWS services

such as

Lambda, S3, and Redshift

. Create and manage

API integrations

between Zoho CRM, internal systems, and third-party platforms. Build and enhance

custom CRM widgets and interfaces

using

JavaScript, HTML, CSS, React

, and

Node.js

. Continuously review and optimise existing codebases for performance, scalability, and maintainability. Work alongside CRM, Machine Learning, and Data teams to integrate predictive models and analytical insights into operational workflows. Provide

technical oversight and support

for complex issues, ensuring reliability and best practice across all deployments.

Requirements

5+ years of full-stack development experience

in a commercial environment. Strong proficiency with

JavaScript, HTML, CSS

, and modern front-end frameworks (e.g.

React

). Advanced experience with

Node.js

and

Python

for backend development. Proven hands-on experience with

AWS cloud technologies

, including

Lambda, S3, Redshift, and related services

. Experience designing and maintaining

RESTful APIs

and database-driven applications. Familiarity with

Zoho CRM

(customisation, Deluge scripting, integrations) is highly desirable. Solid understanding of

software engineering best practices

: testing, version control (Git), deployment pipelines, and security. Excellent problem-solving, analytical, and communication skills, with the ability to collaborate across technical and business teams. Experience in

financial services, lending, or FinTech environments

is advantageous but not essential

Personal Attributes

Excellent written and oral communications skills; Ability to remain calm under pressure and meet deadlines; Strong organisational skills with a high attention to detail; Ability to prioritise and handle multiple tasks at any given time in a fast-paced environment; Pro-active and enthusiastic with a can do attitude; Good commercial acumen; and Ability to work on own initiative as well as being a team player.

Benefits

Very competitive salary and incentives; Enhanced annual leave, increasing with length of service; Rapid career progression; Vibrant office culture with break out lounge, bar and corporate days out; 1-1 training and mentoring; Meritocratic culture; and Performance recognition.

Company Overview

--------------------



Portman Finance Group was established in 2007 to provide UK SMEs with access to a range of finance options under one roof. We have now arranged over 1billion in funding for over 15,000 companies.





Portman secure finance for businesses of all sizes via our own lending and panel of over 40 partners. We offer flexible payment terms, reducing large initial outlays and protecting cash-flow, and are one of the largest privately owned Broker-Lenders in the UK.

Please note that as part of the recruitment process a criminal records check/credit history check will be carried out by an authorised third party.