Site Reliability Engineer
Hybrid
London, United Kingdom
Full Time
03-02-2025
Job Specifications
About the Company
Join a leading global financial services firm where technologists and investment professionals collaborate to drive innovation and operational excellence. Our team is committed to building and maintaining cutting-edge systems that support high-performing, fast-evolving investment strategies.
About the Role
As a Site Reliability Engineer (SRE), you will apply your expertise in both software and systems engineering to design, build, and maintain the robust infrastructure powering our business. You’ll be a key player in reducing system complexity, improving performance, and ensuring that mission-critical applications run smoothly from development through to production.
The SRE team brings a wealth of diverse technical experience, from production engineering and software quality metrics to chaos engineering, networking, UNIX internals, and cloud architecture. In this role, you’ll drive automation, optimization, and incident response, and provide hands-on support to other engineering teams. You will also collaborate closely with key business and technical stakeholders to create reliable, resilient applications and systems.
You’ll be joining a dynamic and supportive team, working together to develop world-class tools and infrastructure. If you thrive on innovation, and automation, and enjoy using data to drive continuous improvement, we’d love to hear from you.
Responsibilities
Understand and manage the full lifecycle of applications at a business level.
Ensure high availability, reliability, and performance of critical systems.
Automate repetitive tasks and resolve complex system issues.
Investigate new solutions to enhance system operations and address technical challenges.
Develop green-field engineering solutions based on root cause analysis.
Lead incident response, driving both tactical fixes and long-term improvements.
Promote SRE principles across engineering teams and the broader organization.
Learn from and collaborate with industry leaders and top-tier engineers.
Qualifications
Bachelor’s degree in Computer Science, a related technical field, or equivalent professional experience.
Required Skills
Strong foundation in computer science principles, including data structures, algorithms, and distributed systems.
Proficiency in at least one modern programming language (Python is preferred).
Experience with software development tools and best practices (testing, version control, CI/CD, etc.).
Strong database knowledge, with SQL experience being a plus.
Web UI development skills (JavaScript, CSS, React) are beneficial.
Excellent communication skills and a passion for solving challenging technical problems.
An entrepreneurial spirit with the ability to adapt to new technologies and evolving requirements.
A drive for learning and applying novel solutions to hard problems.
About the Company
From Investment Banking, Risk Management, Quantitative Trading, and Insurance, to Investment Management, Sales & Trading, Technology, and Wealth Management, Selby Jennings supports the world's largest financial institutions to revolutionary fintech start-ups with all their hiring needs as a leading Financial Sciences and Services talent partner. If you would like to talk to us about your current talent needs, please request a call back here and one of our specialist consultants will call you back to discuss your hiring nee... Know more
Related Jobs
- Company Name
- Battenhall
- Job Title
- Frontend Developer
- Job Description
- Frontend Developer, UK Role Summary: The role of Frontend Developer will be part of Battenhall’s Innovation team, which is focussed on new product development and continuous improvement of both external and internal products and services. We identify opportunities to solve problems and deliver greater value to both our internal teams and our customers. This means that sometimes we work on small, discrete projects that go from conception to deployment within a month, and at other times we work on large scale SaaS products that have a lifespan of years. The role of Frontend Developer will have a primary focus of accelerating the development of our flagship product, which hinges on getting data out of social platforms efficiently, storing it, wrangling it, and making it available in a clean and concise UI for our customers, playing a crucial role in shaping our product and contributing to exciting new initiatives. The position also offers a blend of focused product development and the opportunity to work on innovative MVPs and standalone web apps. As such, experience as a design engineer with experience in JavaScript and an interest in product development would also be considered. This is an exciting time to join this growing team, with huge opportunities for personal growth and career development as an early team member. Responsibilities: Contribute to the development, maintenance, and scaling of our flagship TypeScript web app Work closely with the Insights team to implement data-driven features Collaborate with the Design team to bring user interfaces to life Participate in code reviews and maintain high code quality standards Optimise application performance and improve user experience Collaborate with the wider agency team on small ideas and MVPs for standalone products Skills & Qualifications: 3-5 years of experience as a front end developer, preferably in product teams Strong proficiency in React Proficient in using GitHub for version control and project management Excellent problem-solving skills and attention to detail Strong communication skills and ability to collaborate with non-technical team members Experience with developing MVPs and rapid prototyping Knowledge of UX/UI principles Experience with NextJS and TypeScript Experience with Tailwind CSS for styling Familiarity with Postgres databases and Supabase Experience with cloud platforms, particularly Digital Ocean Familiarity with Agile development methodologies Strong communication and teamwork abilities to collaborate effectively with both technical and non-technical team members. Enthusiasm for a startup-like environment, with a willingness to adapt and innovate. Ability to work independently and manage time efficiently. Contact us If you believe you’re the right candidate, please get in touch with us at join@battenhall.com, including your CV, cover letter, and any relevant examples or a portfolio of work. Battenhall has a commitment to diversity, equality, and inclusion within the workplace. Please be eligible to work within the UK.
- Company Name
- ApplianSys
- Job Title
- Software Developer - Linux/Python/+
- Job Description
- About Us ApplianSys is a successful Coventry-based company. Our flagship product is the undisputed world leader in its niche, helping transform young people’s education across entire nations, particularly in the developing world. Our growth has surged from encouraging to explosive, with massive orders tripling turnover from previous record levels—and set to rise even further. This paves the way for significant company expansion across all fronts. We urgently need highly capable, ambitious software engineers to accelerate our product development and help take us to the next level. Why Join ApplianSys? We aim to be world-class in both business performance and as a workplace: Excellence first: Customers frequently tell us our products and service are world-class. Spectacular success: Our momentum is accelerating. Global impact: Customers in over 160 countries, with teams in Kuala Lumpur, Austin, and South Africa, alongside our Coventry HQ. Education partnerships: Engaged with ministries of education in over 30 countries. Rapid scaling: We are on track for 5x growth within 12-18 months. Market leadership: Almost a monopoly in the US within our niche. Expanding dominance: Plans underway to establish global leadership in additional product markets. Explosive sales: Expected 5-10x growth within 1-2 years. Who We’re Looking For We seek individuals eager to elevate their careers. Our standards are high, and the work is intellectually challenging. These positions offer the opportunity to make a personal impact, develop your skills, and achieve substantial professional and financial rewards. People enjoy working at ApplianSys and describe it as having a special, positive culture: Hard-working, demanding, and meritocratic, yet supportive, friendly, and team-oriented. Highly international: We value diversity and have employed over 50 nationalities, with an inclusive workforce across gender, race, and religion. Strong values: Our principles extend beyond business objectives—we live by them. For more insight into working at ApplianSys, visit www.careers.appliansys.com. The Role This position is for senior developers to contribute to all phases of the product development cycle. You will: Work in teams to specify, design, and develop software for new products or upgrades. Provide technical leadership within the team, mentoring junior developers. Collaborate closely with hardware development, technical support, marketing, sales, and production teams, offering opportunities for cross-functional projects. What We’re Looking For Key Requirements Proficiency in Linux programming and fluency with network applications and protocols. Strong Python skills, or a strong grasp of multiple programming languages with transferable skills. Basic UI design and web application implementation knowledge. Strong team player with leadership ability, problem-solving skills, and stakeholder engagement experience. Organised and thorough, comfortable in a multi-tasking, deadline-driven environment. Degree in Computer Science or equivalent professional experience. Preferred Qualifications Experience in UX design for web-based products. Aptitude for mentoring junior developers. Expertise in network technologies such as HTTPS, PKI, HTTP2/3, TLS, DNS, DHCP, Squid, nginx, etc. Familiarity with open-source development (e.g., demonstrated via GitHub contributions). Knowledge of DevOps culture and practices. Understanding of Linux internals (kernel tuning, device drivers, system optimization). Salary & Benefits £40-70k package (dependent on experience and skills). Performance-driven culture: Regular salary reviews and bonuses offer significant earning potential. Location: Coventry-based with flexibility possible. Start Date: ASAP. How to Apply If you have what it takes, submit your CV, cover letter, and examples of your coding work (if available). Your cover letter should explain: Why are you particularly interested in this role? What strengths make you a standout candidate? Note: Applications without a cover letter will not be considered
- Company Name
- Nine Twenty Recruitment
- Job Title
- Lead Developer (Umbraco)
- Job Description
- My client is a digital health consulting and products company headquartered in Glasgow, serving major clients across the US and UK. Role Description: In this role, you will be responsible for taking the lead on developing, customising, and maintaining web applications using Umbraco CMS. You will collaborate with cross-functional teams to deliver high-quality digital solutions that meet the needs of our healthcare clients. Key Responsibilities: Develop, customize, and maintain web applications using Umbraco CMS. Collaborate with designers to ensure the translation of UI/UX designs into functional web interfaces. Implement robust features by writing clean, scalable, and maintainable code. Address issues related to the Umbraco backend and database. Upgrade the Umbraco platform as necessary and ensure compatibility with all plugins. Offer support for front-end or CMS-related issues. Stay updated with the latest trends in Umbraco development. Qualifications: Proven experience in developing websites using the Umbraco CMS. Proficient in C# and .NET framework, essential for Umbraco development. Familiarity with MVC design patterns. Deep understanding of web technologies such as HTML5, CSS3, and JavaScript. Experience with database design and integration for Umbraco projects. Strong debugging and problem-solving skills. Proficiency in version control tools, preferably Git. Understanding of best practices for site performance and optimization in Umbraco. Collaborative team spirit with excellent communication abilities. A commitment to continuous learning and staying updated with the latest Umbraco updates and features. If you want to do good, work with a great team, and know your contributions can count, apply now.
- Company Name
- RJC Group
- Job Title
- Credit Risk Analyst
- Job Description
- RJC have partnered with a global energy trader, who are looking for a credit risk analyst to manage Credit risk exposure across their European Power & Gas portfolio. The Role You will analyse and manage credit risk exposures across their trading portfolio, using quantitative models and tools to assess counterparty risk, conduct stress tests, and ensure compliance with internal policies. Key Responsibilities Set and manage credit limits for trading desks. Assess creditworthiness of counterparties in gas and power trading. Monitor credit exposures and report risks to senior management. Identify process improvements and support automation of risk reports. Requirements 3-5 years in credit risk analysis within physical commodity markets Strong knowledge of financial instruments and market dynamics in energy trading. Package Basic up to £90k Bonus up to 30% Health and Dental Insurance Additional Benefits