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Salary
≈ $31k – $87k per year (Estimated)
Location
Hybrid (London, United Kingdom)
Seniority
Senior · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 16, 2026. First seen by Alion on Oct 9, 2026. Version 1 scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Version 1 is an Irish technology services company founded in Dublin in 1996 that delivers digital transformation, enterprise applications and managed services to public sector bodies and large private organisations. Its practices cover cloud migration on the major hyperscalers, Oracle and Microsoft enterprise applications, custom software engineering, data and artificial intelligence, and infrastructure managed services, with much of its revenue coming from British and Irish government contracts. The company is headquartered in Dublin, employs several thousand people across Ireland, the United Kingdom, India and North America, and is majority owned by Partners Group.

Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology leaders 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 very heart of what we do:

  • UK & Ireland's premier AWS, Microsoft & Oracle partner
  • 3300+ strong, €350/£300m revenue business
  • 10+ years as a Great Place to Work in Ireland & UK
  • Best Workplace for Women in the UK & Ireland by GPTW
  • Best Workplace for Wellbeing in the UK by GPTW

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!.

We are seeking an experienced Senior OutSystems Developer to oversee the design, development, and deployment of enterprise-grade applications using the OutSystems low-code platform. The successful candidate will have a proven track record of leading technical teams, delivering robust software solutions, and applying industry best practices in Agile environments.

As a Senior Developer, you will take responsibility for ensuring quality standards, mentoring team members, and providing technical expertise in software development, systems design, and deployment. You will be expected to collaborate with stakeholders to align technical solutions with business objectives, ensuring successful delivery of projects.

Key Responsibilities

  • Lead and contribute to the design and development of applications using the OutSystems platform.
  • Define and enforce coding standards, tools, and techniques for software development.
  • Oversee all stages of the software development lifecycle, including technical design, development, testing, and deployment.
  • Provide technical leadership for the development team, including code reviews, mentoring, and coaching.
  • Collaborate with stakeholders to ensure designs meet business requirements and align with architectural standards.
  • Manage team performance, assign work packages, and optimize productivity.
  • Conduct root cause analysis, performance tuning, and diagnostic examinations to address system or software failures.
  • Plan and deliver knowledge transfer activities, including documentation and technical presentations.
  • Participate in Agile ceremonies, such as iteration planning, daily stand-ups, and sprint reviews, ensuring delivery within sprint cycles.
  • A minimum of 5 years’ experience as a Developer, working on large-scale enterprise projects.
  • Proven expertise with OutSystems platform development and the ability to manage complex systems.
  • Strong knowledge of object-oriented programming (C#), .NET Framework, and ASP.NET.
  • Experience with database systems such as MS SQL Server and proficiency in database design and development.
  • Advanced proficiency in front-end technologies, including HTML5, CSS, AngularJS, JQuery, and Bootstrap.
  • Expertise in managing source control systems like Team Foundation Server (TFS) or equivalent tools.
  • Familiarity with Agile methodologies, including sprint cycles, story estimation, and retrospectives.

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.

Version 1 is an equal opportunities employer.

We are committed to building a diverse, inclusive and respectful workplace where everyone feels valued and able to thrive. We welcome applications from people of all backgrounds, identities and lived experiences, and we value the different perspectives people bring including those shaped by disability and neurodiversity.

We want every candidate to have a positive and accessible recruitment experience. If you need reasonable adjustments at any stage of the process, please contact your recruiter at Version 1. We will consider all requests carefully, respectfully and confidentially.

Video links:

https://www.youtube.com/watch?v=F_d3ELTH5zo

#LI-EB1 #LI-Hybrid

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