Overview
Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.
We’re an award-winning employer reflecting how our employees are at the heart of Version 1 and what we do. We’re a core values driven company; we hire people who share our values, and we reward those who display and foster them, it’s deeply embedded within our DNA. Invest in us and we’ll invest in you!
Job Description
As a Senior JavaScript Developer, you will join a cross-functional Scrum Team working collaboratively in an Agile environment. You will drive key frontend and backend technology decisions and build maintainable, scalable solutions for our clients. This role offers strong opportunities for continuous learning, technical ownership, and growth as a well-rounded developer.
You will develop modern applications using JavaScript and relevant frameworks, hosted on Microsoft Windows servers. In addition, you will work with backend services built using C#/.NET and relational data structures in MSSQL. While GIS experience is beneficial, it can be taught; strong JavaScript expertise combined with solid backend engineering fundamentals is essential.
Responsibilities
- Design, develop, and maintain applications using JavaScript across frontend services.
- Work with C#/.NET components as part of the application backend where required.
- Build and consume RESTful APIs.
- Develop and maintain database logic using Microsoft SQL Server (MSSQL).
- Implement and maintain CI/CD pipelines and automation workflows.
- Write unit and integration tests to ensure high code quality.
- Collaborate within a Scrum Team, actively participating in all Agile ceremonies.
- (Optional / Trainable) Work with GIS technologies such as the ESRI SDK and ArcGIS suite to integrate spatial data and mapping capabilities into applications.
Qualifications
Essential
- 10+ years of professional software development experience.
- 5+ years of recent JavaScript experience.
- Pure JavaScript required; TypeScript experience is acceptable provided there is demonstrable pure JavaScript in your work history.
- Proficiency in a modern JavaScript framework — React, Vue.js, or Angular (or equivalent SPA framework).
- 2+ years of .NET experience (.NET Core or .NET Framework).
- 2+ years of Microsoft SQL Server (MSSQL) experience.
- Writing and optimising queries, stored procedures, and database design.
GIS & Mapping Experience
- Experience with GIS tools and mapping libraries, particularly:
- Esri / ArcGIS JS SDK (strongly preferred).
- Alternatively: MapBox GL JS, OpenLayers, Leaflet, or similar.
- Familiarity with spatial data formats (GeoJSON, WKT, Shapefiles, etc.).
- Experience consuming and publishing map services (WMS, WFS, ArcGIS REST services).
- Understanding of coordinate reference systems and spatial projections.
Bonus Skills
- Experience with ArcGIS Enterprise / ArcGIS Online / Portal for ArcGIS.
- Exposure to spatial SQL (geometry/geography types in MSSQL).
- Experience with version control (Git / TFS).
- Knowledge of RESTful API design and integration.
- Familiarity with Agile / Scrum delivery environments.
Additional Information
Why Version 1?
At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.
- Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits.
- Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme.
- Flexible/remote working, Version 1 is tremendously understanding of life events and people’s individual circumstances and offer flexibility to help achieve a healthy work life balance.
- Financial Wellbeing initiatives including; Pension, Private Healthcare Cover, Life Assurance, Financial advice and an Employee Discount scheme.
- Employee Wellbeing schemes including Gym Discounts, Bike to Work, Fitness classes, Mindfulness Workshops, Employee Assistance Programme and much more. Generous holiday allowance, enhanced maternity/paternity leave, marriage/civil partnership leave and special leave policies.
- Educational assistance, incentivised certifications, and accreditations, including AWS, Microsoft, Oracle, and Red Hat.
- Reward schemes including Version 1’s Annual Excellence Awards & ‘Call-Out’ platform.
- Environment, Social and Community First initiatives allow you to get involved in local fundraising and development opportunities as part of fostering our diversity, inclusion and belonging schemes.
And many more exciting benefits… drop us a note to find out more.
Ekta Bahl - Talent Acquisition Capability Partner
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