At a Glance
- Tasks: Create innovative digital products using .NET and CMS solutions like Optimizely and Umbraco.
- Company: Join a dynamic tech agency focused on solving complex problems with creativity.
- Benefits: Enjoy flexible working, private healthcare, and a supportive team culture.
- Other info: Great opportunities for growth and continuous learning in a collaborative environment.
- Why this job: Make a real impact by turning technical challenges into user-friendly solutions.
- Qualifications: Experience in .NET, C#, and CMS platforms; strong problem-solving skills.
The predicted salary is between 49500 - 60500 £ per year.
We’re looking for a Developer who can turn complex technical challenges into clear, maintainable solutions.
At true, we help organisations solve complex problems through thoughtful, well-executed digital products.
- As a
- Midweight . Net Developer
, you’ll be a trusted part of true’s Engineering team, helping us design, build, test and deploy thoughtful, robust digital products for our clients.
This isn’t a role for someone who only wants to pick up tickets and ship code in isolation.
It’s about understanding the problem, choosing the right technical approach, writing maintainable code, and contributing to the quality and reliability of the solutions we deliver.
Why this role exists?
We’re growing, and with that comes more ambitious, more complex client work.
We need someone who can
- Help us deliver well-structured, maintainable CMS solutions (Optimizely and Umbraco)
- Support the team across planning, scoping, build, testing and deployment
- Bring sound judgement to technical decisions, balancing quality, scalability and cost-effectiveness
You’ll work across client projects and retainers, collaborating with Lead Engineers, Front-end developers, Project managers, QA and wider agency teams to build solutions that are useful, stable and easy to evolve.
- What you’ll be doing
- Write reusable, well-considered, maintainable and extensible code across Optimizely/Umbraco CMS and associated . NET applications
- Support the development of Optimizely/Umbraco CMS builds, upgrades, integrations and ongoing platform improvements
- Work with Lead Engineers to turn requirements into clear development tasks and pragmatic technical solutions
- Contribute to content modelling, CMS configuration, templates, components and editor-friendly functionality
- Support integrations with APIs, third-party systems and Front-end applications, including headless or composable approaches where relevant
- Help ensure our technical output is secure, performant, accessible and reliable
- Accurately estimate pieces of work and use learnings from previous projects to improve estimates over time
- Break technical work down clearly so it can be understood, planned and delivered by the wider team
- Write and maintain clear, concise documentation for Developers, QA and project teams to follow
- Review, test and refine your own work before handover, helping reduce rework and protect quality
- Raise technical risks, assumptions and dependencies early, with enough context for others to make informed decisions
- Develop and customise CMS features using . NET, C# and ASP. NET Core
- Work with content types, page types, blocks, media, permissions and editor workflows
- Support CMS builds and upgrades, including modern . NET approaches where appropriate
- Contribute to headless or hybrid implementations using content delivery APIs, Optimizely Graph or similar approaches where required
- Keep the content editor experience in mind, making sure technical solutions are usable for the people managing the site day to day
- Work closely with the CTO and Lead Engineers to deliver high-quality solutions
- Collaborate with Front-end developers to connect CMS functionality with responsive, accessible Front-end experiences
- Partner with QA to support testing, bug fixing, regression checks and release readiness
- Support project and account teams by explaining technical options clearly and contributing to scoping conversations
- Work with IT or hosting partners where infrastructure, deployment or environment questions need technical input
- Contribute to delivery ceremonies, stand‑ups, reviews and retrospectives with a practical, solutions‑focused mindset
- Bring new ideas and process improvements to the team
- Share learnings from projects so we keep improving how we build, maintain and support CMS platforms
- Stay curious about new technologies, platform updates and development practices that could improve our work
- Contribute to reusable patterns, documentation and standards across the development team
- Help create a culture where code quality, maintainability and thoughtful technical decision‑making matter
- What success looks like
- Solutions are well-structured, maintainable and easy for clients to manage
- Your work is delivered to a high standard, with clear communication around progress, risks and dependencies
- Technical decisions are pragmatic, proportionate and aligned to client needs
- You contribute positively to planning, estimation, documentation and continuous improvement
- The team trusts you to take ownership of defined areas of work and follow them through carefully
- What we’re looking for
Experience
- Commercial experience building and maintaining digital products, websites or platforms using . NET and C#
- Hands‑on experience with Optimizely CMS, ideally including CMS 12, content types, blocks, templates and editor workflows
- Hands‑on experience with Umbraco CMS and apps
- Experience working with APIs, integrations and structured content models
- Agency or fast‑paced delivery environment experience would be a bonus
- Capability
- Good working knowledge of . NET, C#, ASP. NET Core and modern development practices
- Able to write clean, reusable and maintainable code
- Comfortable working with source control, code reviews, branching and deployment processes
- Able to estimate work, communicate progress and raise risks clearly
- Experience with modern Front-end tooling or frameworks such as Vue, Nuxt JS, React, NPM, webpack or ESLint would be useful
- Approach
- Proactive, thoughtful and solutions‑focused
- Comfortable asking good questions and navigating ambiguity
- Strong attention to detail without losing sight of the wider client or user need
- Keen to learn, improve and contribute to the wider development team
- You’ll thrive here if you…
- Enjoy turning technical complexity into clear, workable solutions
- Like working closely with Developers, QA, project teams and wider agency specialists
- Care about the experience of both end users and content editors
- Take ownership of your work and follow things through properly
- Want to deepen your Optimizely/Umbraco expertise while contributing to real client projects
- What you’ll get
- Real responsibility from day one, with support from experienced Developers, Lead Engineers and the CTO
- A clear path to grow your Optimizely/Umbraco, . NET and wider technical capability over time
- Continuous learning through real project experience
- Flexibility & ways of working
- Bristol based with a hybrid working model
- Core hours with flexibility around how you structure your day
- Private healthcare (including mental health support)
- Wellbeing initiatives and Active Teams programme
- Pension with employer contributions
- Life assurance cover
- Regular team socials and events
- Monthly agency meetups
- Supportive, collaborative team culture
- 25 days holiday a year
- #J-18808-Ljbffr
Midweight Developer (.Net) employer: True
As a Mechanical Contracts Manager, you will thrive in a dynamic work environment that prioritises innovation and collaboration. Our company offers competitive salaries, comprehensive benefits, and ample opportunities for professional development, ensuring that you can grow your career while making a meaningful impact in the industry. Located in a vibrant area, we foster a supportive culture that values teamwork and encourages employees to excel.
StudySmarter Expert Advice🤫
We think this is how you could land Midweight Developer (.Net)
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at True or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to True.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like True.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like True that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Midweight Developer (.Net)
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at True.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at True and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at True
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If True uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
