Senior Software Developer, Senior Software Engineer, Lead Developer in London

Senior Software Developer, Senior Software Engineer, Lead Developer in London

London Full-Time 63000 - 77000 £ / year (est.) On-site
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At a Glance

  • Tasks: Design and develop secure, scalable software solutions while collaborating with diverse teams.
  • Company: Join a leading tech firm focused on modernisation and AI integration.
  • Benefits: Competitive salary, continuous learning opportunities, and a collaborative culture.
  • Other info: Opportunity for career growth and influence in technology direction.
  • Why this job: Work on cutting-edge projects that make a real-world impact in a dynamic environment.
  • Qualifications: Proven software engineering experience and strong communication skills.

The predicted salary is between 63000 - 77000 £ per year.

We're seeking experienced Lead and Senior Software Engineers to join a high-performing engineering team delivering modern, secure and scalable software solutions. This is an opportunity to work on complex technology challenges, contribute to large-scale modernisation programmes, and help drive the adoption of AI-enabled engineering practices within highly regulated environments.

As a Lead or Senior Software Engineer, you'll play a key role in designing, building and delivering high-quality software systems that balance performance, security and maintainability. Working closely with product, security and operational teams, you'll help shape technical solutions while contributing to a culture of engineering excellence. You'll be involved in the full software development lifecycle, from architecture and design through to deployment and operational support, ensuring solutions are scalable, resilient and fit for purpose.

  • Designing and developing secure, scalable and maintainable software solutions
  • Translating business requirements into robust technical designs
  • Contributing to software and system architecture decisions
  • Building and supporting high-performing CI/CD pipelines and engineering practices
  • Applying modern development standards, clean code principles and secure-by-design approaches
  • Supporting testing, quality assurance and continuous improvement initiatives
  • Collaborating with product managers, designers, security teams and engineers to deliver business outcomes
  • Contributing to the integration of AI and machine learning capabilities within software products

What We're Looking For

Essential Experience

  • Proven experience across the full software development lifecycle
  • Strong software engineering fundamentals, including system design, API development and data modelling
  • Experience developing clean, maintainable and testable code
  • Strong understanding of modern engineering practices and development standards
  • Experience working within highly regulated, complex or large-scale environments
  • Ability to communicate technical concepts to both technical and non-technical stakeholders
  • Experience using AI tools within the software development process
  • Minimum three years' commercial software engineering experience

Desirable Experience

  • AI/ML engineering, MLOps, LLMOps or agentic workflow experience
  • Experience with containerisation and orchestration technologies such as Docker and Kubernetes
  • Knowledge of GitOps practices and modern deployment methodologies
  • Experience with secrets management technologies such as Vault or AWS Secrets Manager
  • Public sector or large financial services experience
  • For Lead-level candidates, experience mentoring engineers and leading technical teams

The Ideal Candidate

We're looking for adaptable technologists with a passion for modern software engineering.

What's On Offer

  • Opportunity to work on cutting-edge software engineering and AI initiatives
  • Exposure to modern development practices, cloud-native technologies and emerging AI capabilities
  • Challenging projects with real-world impact
  • Collaborative and inclusive engineering culture
  • Strong focus on continuous learning and technical development
  • Opportunity to influence architecture, engineering standards and future technology direction

Apply today to discuss this opportunity in more detail.

Senior Software Developer, Senior Software Engineer, Lead Developer in London employer: Lorien Resourcing

Join a dynamic and innovative technology business in Glasgow or Edinburgh, where you'll not only lead the delivery of complex data-driven solutions but also play a pivotal role in mentoring and developing your colleagues. With a hybrid working model and a strong focus on career progression, this is an excellent opportunity to shape best practices in a supportive environment that values technical expertise and leadership. Enjoy the unique advantage of working within the financial services sector, tackling enterprise-scale projects that make a real impact.

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Contact Details:

Lorien Resourcing Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Software Developer, Senior Software Engineer, Lead Developer in London

✨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 Lorien Resourcing 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 Lorien Resourcing.

✨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 Lorien Resourcing.

✨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 Lorien Resourcing 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 Senior Software Developer, Senior Software Engineer, Lead Developer in London

Software Development Lifecycle
System Design
API Development
Data Modelling
Clean Code Principles
CI/CD Pipelines
Secure-by-Design Approaches

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 Lorien Resourcing.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Lorien Resourcing 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 Lorien Resourcing

✨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 Lorien Resourcing 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.