At a Glance
- Tasks: Develop and modernise applications using C# in a dynamic investment banking environment.
- Company: Join a Tier 1 Investment Bank at Canary Wharf, leading tech transformation.
- Benefits: Competitive daily rate, hybrid working, and opportunities for professional growth.
- Other info: Collaborative culture with a focus on mentoring and continuous improvement.
- Why this job: Be part of a cutting-edge project that shapes the future of banking technology.
- Qualifications: Strong C#/.NET experience and familiarity with Azure and enterprise environments.
The predicted salary is between 51750 - 63250 £ per year.
Our client, a Tier 1 Investment Bank based in Canary Wharf, is seeking an experienced C# Developer to join a strategic application modernisation programme. This role sits within a technology team responsible for evolving critical business applications, supporting a transition from legacy desktop solutions to modern web-based and cloud-enabled platforms.
The successful candidate will work across the full software development lifecycle, contributing to the enhancement of existing applications while helping shape the future-state architecture.
Key Information
- Location: Canary Wharf, London (Hybrid Working)
- Contract Length: 6 Months Initial Contract
- Rate: £416 per day (Inside IR35)
- Start Date: ASAP
The Programme
This role forms part of a wider transformation initiative focused on:
- Modernising legacy desktop applications
- Migrating technology platforms from on-premise infrastructure to Azure
- Supporting the transition from desktop-based solutions to web technologies
- Improving application performance, maintainability and scalability
- Delivering new functionality aligned to business and regulatory requirements
The successful contractor will work closely with development teams, business stakeholders and architecture functions to deliver high-quality software solutions within a complex enterprise environment.
Key Responsibilities
- Develop and maintain enterprise-grade applications using C#
- Enhance and support existing WPF and WinForms applications
- Contribute to the migration of desktop applications towards web-based architectures
- Build and integrate APIs and backend services
- Write efficient SQL queries and stored procedures
- Collaborate with business analysts, architects and end users to understand requirements
- Participate in code reviews and promote development best practices
- Troubleshoot production issues and contribute to continuous improvement initiatives
- Support the adoption of Azure technologies as part of the broader cloud transformation strategy
Required Skills & ExperienceEssential
- Strong commercial experience developing applications using C#/.NET
- Proven expertise with WPF or Winforms
- Strong SQL or Oracle development skills
- Understanding of software design principles and development best practices
- Experience working within complex enterprise environments
- Experience working with Azure
Desirable
- Experience with JavaScript
- Exposure to React
- Experience contributing to application modernisation programmes
- Knowledge of Azure cloud technologies
- Experience within Financial Services, Investment Banking or Capital Markets environments
Personal Attributes
- Strong analytical and problem-solving skills
- Excellent communication and stakeholder management abilities
- Ability to work independently in a fast-paced environment
- Collaborative mindset and willingness to mentor junior developers
- Comfortable balancing support of legacy systems alongside modernisation initiatives
Senior C# Developer employer: GCS Recruitment
Join a forward-thinking organisation that values innovation and collaboration, where as a Senior Site Reliability Engineer, you will play a pivotal role in enhancing the reliability and performance of critical banking systems. With a hybrid working model based in Knutsford or Glasgow, you will benefit from a supportive work culture that prioritises continuous improvement and employee growth, alongside opportunities for technical leadership and mentorship. Enjoy a competitive benefits package and the chance to work with cutting-edge technologies in a dynamic environment that fosters professional development.
StudySmarter Expert Advice🤫
We think this is how you could land Senior C# Developer
✨Get Involved in Open-Source Projects
Diving into open-source projects is a brilliant way to showcase your skills and connect with other developers in the community. Not only will you beef up your GitHub profile but you might also catch the eye of someone at GCS Recruitment who values hands-on experience over just theory.
✨Attend Local Tech Meetups
Tech meetups are gold mines for networking and discovering job opportunities, especially in the fast-paced world of software engineering. Check out local listings for events in your area and don’t shy away from introducing yourself. This could lead directly to a temporary position at GCS Recruitment!
✨Showcase Your Work Online
With temporary roles, it’s all about standing out in a short space of time. Create a portfolio website where you highlight your projects and skills. Talk about your code, and provide links to your GitHub repositories. This will not only demonstrate your abilities but will also make it easier for recruiters at GCS Recruitment to see what you bring to the table.
✨Leverage Temporary Job Boards
Don’t forget to check specialised job boards for temporary software development roles. Websites like We Work Remotely or Remote OK often list short-term gigs that can be a perfect fit. Apply directly through our website as well, making sure your application is sharp—temporary roles can move fast!
We think you need these skills to ace Senior C# Developer
Some tips for your application 🫡
Show Off Your Tech Skills:Make sure your CV highlights your tech stack and any programming languages you’re proficient in. Include specifics about any frameworks or technologies you’ve worked with; they can make you stand out in the sea of applicants. It’s all about showing that you have the chops we need at GCS Recruitment!
Portfolio 2.0:Since you’re applying for a temporary gig, it’s super important to showcase a portfolio that highlights your best projects. Include links to GitHub or any personal projects that demonstrate what you can do in a real-world environment. This gives us a taste of your style and your problem-solving approach!
Keep It Brief and Relevant:With a temporary position, we want to see your ability to hit the ground running. Be concise in your CV and cover letter; stick to experiences that directly relate to the role. Highlight any previous temporary roles or freelance gigs that show your adaptability and quick learning!
Tailor Your Cover Letter:Don’t just send a generic cover letter. Personalise it for Senior C# Developer at GCS Recruitment! Mention why this temporary role excites you and how you see yourself contributing in the short run. Show us what you've got and why you're the one for this quick turn-around!
How to prepare for a job interview at GCS Recruitment
✨Nail the Technical Skills
For a software engineering role, you'll likely face technical questions or coding tasks during your interview. Brush up on the relevant programming languages and frameworks that GCS Recruitment uses, and don’t forget to practice some coding challenges on platforms like LeetCode or HackerRank. Showing your coding prowess can really make you stand out!
✨Prepare for System Design Questions
Even for a temporary role, having a grasp of system design principles can be crucial. Be ready to discuss how you would architect a software solution, including discussing trade-offs, scalability, and performance considerations. Having examples from previous projects can really show off your analytical thinking.
✨Demonstrate Your Adaptability
Since this is a temporary role, you'll want to emphasise your ability to hit the ground running. Highlight experiences where you quickly adapted to new technologies or teams. Let’s make it clear to the interviewers at GCS Recruitment that you can learn on the job and deliver results in a short timeframe!
✨Show Off Your Portfolio
Make sure to have a portfolio or GitHub ready showcasing your projects. Having tangible evidence of what you've done—be it personal projects, contributions to open-source, or previous work—can convey how capable you are. Tailor this for what might interest GCS Recruitment, so it's relevant and sparks conversation during your interview.
