At a Glance
- Tasks: Design and develop high-quality software solutions using C++ and Java.
- Company: Join a leading tech firm focused on innovation and excellence.
- Benefits: Attractive salary, health perks, remote work options, and growth opportunities.
- Other info: Collaborative environment with a focus on continuous improvement and career advancement.
- Why this job: Make a real impact by working on large-scale systems and mentoring junior engineers.
- Qualifications: 8+ years in software engineering with strong C++ and Java skills.
The predicted salary is between 60000 - 80000 £ per year.
Requirements
- While not an architect or people manager, the role requires strong technical judgment, mentoring of junior engineers, and meaningful contribution to solution design and delivery excellence.
- Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
- Strong, hands-on software engineering experience in C++ and Java, with a proven track record of designing and delivering medium-to-large scale systems.
- 8+ years of industry experience, operating at a senior engineer or technical-lead-equivalent level.
- Solid understanding of object-oriented design, data structures, algorithms, concurrency, memory management, and system integration.
- Experience building and supporting distributed systems, including messaging, APIs, and inter-service communication.
- Familiarity with Linux environments, build tools, version control systems, and automated testing frameworks.
- Experience with modern engineering practices such as CI/CD, performance tuning, and observability.
- Exposure to cloud platforms and open-source technologies, and integrating them into enterprise systems.
- Strong understanding of the full software development lifecycle (SDLC) and associated tools and processes.
- Strong communication and collaboration skills, with the ability to influence technical outcomes without formal authority.
What the job involves
- This is an individual contributor role responsible for the design, development, and delivery of high-quality software solutions using C++ and Java within a defined product, platform, or client solution area.
- The role emphasizes hands-on engineering, strong ownership of medium-to-large technical components, and adherence to established architectural and engineering standards.
- The engineer collaborates closely with senior engineers, architects, product managers, and delivery teams to implement technical changes that improve business and client outcomes.
- Design, develop, and maintain C++ and Java applications and services, delivering robust, performant, and maintainable solutions.
- Implement technical changes and enhancements that improve platform stability, scalability, and client outcomes.
- Collaborate with product owners, business partners, and senior engineers to translate functional and non-functional requirements into effective technical designs.
- Build solution-level extensions and component enhancements in line with LSEG architectural principles, coding standards, and approved design patterns.
- Escalate architectural concerns, complex design decisions, or material technical risks to senior engineers or architects as appropriate.
- Take technical ownership of one or more key components, services, or subsystems, ensuring high code quality, strong test coverage, and operational readiness.
- Contribute to solution and component design, ensuring codebases are maintainable, extensible, and well-documented across both C++ and Java stacks.
- Support full lifecycle delivery, including estimation, design, development, testing, release, and production support.
- Diagnose and resolve complex issues across development, QA, and production environments, including performance and concurrency-related issues.
- Participate actively in code reviews, design discussions, and technical forums, contributing to continuous improvement.
- Provide technical guidance and mentoring to junior engineers, particularly in C++/Java best practices and design patterns.
- Ensure adherence to SDLC standards, engineering controls, and quality metrics, contributing to healthy team-level engineering baselines.
Senior C++ / Java Developer in London employer: London Stock Exchange
As a Senior C++ / Java Developer at our company, you will thrive in a dynamic and collaborative work environment that prioritises innovation and technical excellence. We offer competitive benefits, a strong focus on employee growth through mentorship and continuous learning opportunities, and a culture that values your contributions to impactful projects. Located in a vibrant tech hub, our team enjoys access to cutting-edge resources and a supportive atmosphere that fosters both personal and professional development.
StudySmarter Expert Advice🤫
We think this is how you could land Senior C++ / Java 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 London Stock Exchange 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 London Stock Exchange.
✨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 London Stock Exchange.
✨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 London Stock Exchange 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 C++ / Java Developer in London
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 London Stock Exchange.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at London Stock Exchange 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 London Stock Exchange
✨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 London Stock Exchange 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.
