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Sadler Recruitment

Application Developer

Hybrid

Cardiff, United kingdom

£ 50,000 /year

Full Time

27-01-2026

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Skills

Communication JavaScript TypeScript SQL MySQL PostgreSQL CI/CD Monitoring Problem-solving Training Programming react node.js AWS Agile CI/CD Pipelines PostGres

Job Specifications

Role: Application Developer

Location: Remote (monthly in-person meetings in Cardiff, South Wales)

Type: Full-time (37.5 hrs/week)

Salary: £45,000 - £50,000 per annum

We're looking for a skilled Application Developer to help support our clients' platform and customers as they continue to grow. Our client is a small business, and this role, whilst exciting and varied, will require someone with a multi-faceted skillset to wear a 'number of hats'.

As an Application Developer, youll play a crucial role in BAU, ensuring the SaaS cloud platform runs smoothly for clients and internal users. Youll be the first line of technical expertise for troubleshooting, diagnosing, and resolving technical issues while contributing to system improvements and knowledge sharing.

Responsibilities

Investigating and resolving application issues raised by users.
Monitoring system performance and proactively identifying potential issues.
Dealing with P2 to P4 tickets.
Working directly with customers and internal stakeholders to understand and reproduce reported issues.
Assisting with software deployments, updates, QA and configuration changes.
Contributing feedback to improve platform stability, performance, and usability.
Supporting integration work with client systems and APIs.

Experience needed

Experience in the tech stack (Node.js, Typescript, React, Nest.js, Postgres SQL, DynamoDB) is not required, but professional experience of web programming and fixing code-related and data issues is required.

Experience as a Software Engineer with years of experience coding with JavaScript.
Ability to analyse logs, debug issues, and work with APIs.
Familiarity with AWS Services (i.e. AWS CloudWatch).
Strong troubleshooting and problem-solving skills
Excellent communication skills, both written and verbal, when dealing with both technical teams and non-technical users
Highly organised and able to manage multiple support requests concurrently

Nice-to-haves

Experience with SQL (PostgreSQL, MSSQL, MySQL, etc.)
Familiarity with monitoring tools and error reporting platforms
Exposure to CI/CD pipelines and deployment processes
Experience working in Agile environments

Remuneration Package

Permanent contract
£45,000 - £50,000 per annum
Flexible working hours (core hours of 10 am - 4 pm)
37.5-hour working week
10% of time allocated to professional development
Company pension
Training Udemy account available

The Application Developer has future opportunities to move into a senior Developer role.

If interested, please send your CV in today.

About the Company

Founded in 2020, Sadler Recruitment Ltd specialise in Technology and Communications Recruitment. We offer:- 15 years experience recruiting tech and marketing professionals in A tailored and personal service to all our candidates Market insight of companies and people Highly skilled in sourcing ‘hard to find’ talent Expert CV and Interview advice Know more