Sewell Group

Software Engineer

🇬🇧 Kingston upon Hull, GB Hybrid IT Mid Posted May 1, 2026
LocationKingston upon Hull, GB
WorkplaceHybrid
SeniorityMid
CategoryIT
IT CategoryFull Stack Engineer
LanguageEnglish
PostedMay 1, 2026
Last verifiedMay 8, 2026

Location: Hybrid - a blend of home working and office based, 60/40 split (Hessle, HU13 0DH)

Hours: 8.30am-5.00pm, Monday to Friday (37.5 hours per week)

Salary: Dependant on experience, with bonus opportunity

Visa Sponsorship: This position does not meet the UK Home Office sponsorship requirements (specifically, financial thresholds). Therefore, we are unable to offer visa sponsorship.

Closing Date: 22 May 2026

Role Overview

Parallel is a fast-paced scale up with the backing of parent company Sewell Group. The business supports public sector clients across the UK to make decisions about their services, estates and budgets through the delivery of market leading web applications and data visualisation tools, including Strata.

To support growing client demands and an expanding product range, Parallel is looking to grow its software engineering team and take the business to the next level.

The Software Engineer will work alongside the Head of Software and the wider development team to deliver a series of software and data projects, to help modernise existing technology platforms and develop new products for new markets.

We are seeking a full stack Software Engineer to play an integral part in the technical delivery of the company’s products. The successful candidate will have relevant commercial development experience, have great attention to detail and be a team player.

This is the perfect opportunity to work in a growing business and highly motivated team, where the exposure to multiple technologies, unique products and concurrent projects provides a continuous learning and personal development opportunity.

If you are a positive, well organised, people person, looking for an opportunity to make your mark on national products, with the backing of a nationally recognised top employer, we’d love to hear from you.

To learn more about Sewell Group and Parallel please follow the link below:

Home - Sewell Group (sewell-group.co.uk)

Homepage - Parallel

Key Responsibilities

  • Design, build, and integrate AI-powered features into our products, including LLM integrations, retrieval pipelines, and agentic workflows.
  • Build responsive, accessible, user-friendly interfaces using Vue 3 with TypeScript, integrating with backend APIs and modern frontend tooling.
  • Use AI coding agents and developer tooling effectively to accelerate delivery, while maintaining a high bar for code quality, review, and security.
  • Collaborate with stakeholders to gather requirements and translate them into technical specifications and solutions.
  • Develop backend services and APIs using .NET (C#), ensuring scalability, performance, and security.
  • Integrate front-end and back-end components using RESTful APIs and modern JavaScript frameworks (e.g., Vue with TypeScript).
  • Model and manage data across MS SQL, Postgres.
  • Write and maintain unit and integration tests for both front-end and back-end components to ensure code quality.
  • Participate in Agile development practices including sprint planning, daily stand-ups, and retrospectives.
  • Ensure adherence to data protection, security standards, and confidentiality requirements in all development activities.

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