101 to 125 of 137 Senior Systems Engineer Jobs in London

We are looking for a multi-disciplinary Senior level Engineer with third line support experience, ideally with ServiceNow, who is capable of incident management and collaborating with different teams to resolve issues. You should ideally have worked within a regulated environment or financial services. About the Role Assist … with the design, implementation and administration of IT on-premises and cloud services, to ensure high levels of availability. Oversight of third-party implementation and support activities, service and systems design, quality control and problem investigation/remediation. Act as an escalation point for second line support analysts including end user support. Ensure that regulatory controls and risks are … multiple systems. Technical Cloud Technologies: extensive knowledge of Azure or similar cloud technology stack, SSO, Citrix, Exchange, networking, messaging, communications, and storage technologies Infrastructure Technologies: Awareness of desktop, operating systems & server technologies, both on-premises and cloud, is essential with the ability to maintain, manage and Administer an SCCM environment. Scripting and Automation skills: e.g., PowerShell Personal Strong organisational More ❯

the global network of fulfillment centers, which move billions of units of inventory and ensures customers get what they want when promised. Within AFT, we are looking for strong systems development engineers who are results-, data driven, innovative and passionate at working with comprehensive engineering excellence services/solutions. As a Sr Systems Development Engineer on … resolving technical challenges. Responsibilities also include working alongside development on Amazon Corporate and Divisional Software projects, updating/enhancing our current software, automation of support processes, documentation of our systems, manage AFT org level operational cadence and programs. The ideal candidate must be detail , have superior verbal and written communication skills, strong organizational skills, able to juggle multiple tasks … Python, Golang, PowerShell, Ruby experience - 5+ years of non-internship professional software development experience - 2+ years of designing or architecting (design patterns, reliability and scaling) of new and existing systems experience - 2+ years of systems design, software development, operations, automation, and process improvement experience - Experience leading the design, automation, deployment, and support of large-scale infrastructure PREFERRED QUALIFICATIONS More ❯

Our client, a Leading algorithmic fund, is looking to hire talented Senior Linux Systems Engineers to help design, develop and evolve a reliable infrastructure foundation for a systematic trading ecosystem. This is an exciting opportunity to join one of the world's most successful hedge funds, collaborate with an exceptionally skilled team, and earn market-leading compensation … and associated services, ensuring optimal performance and reliability Help create and advance a top-class infrastructure foundation for the data, research and trading ecosystem Design, develop and improve our systems which other teams use, promoting re-use and self-service. Collaborate with software developers and other team members to design and implement infrastructure solutions to support quantitative trading strategies … Engineer within financial services Know how to write good code (Go, Python, Bash, etc.). Know how to use virtualization (Docker, KVM, etc.). Familiar with monitoring systems (Prometheus, Grafana, etc.). Know about networking hardware (switches, routers). If this opportunity is of interest, please reach out to Daniel O'Connell directly on LinkedIn or email More ❯

Our client, a Leading algorithmic fund, is looking to hire talented Senior Linux Systems Engineers to help design, develop and evolve a reliable infrastructure foundation for a systematic trading ecosystem. This is an exciting opportunity to join one of the world's most successful hedge funds, collaborate with an exceptionally skilled team, and earn market-leading compensation … and associated services, ensuring optimal performance and reliability Help create and advance a top-class infrastructure foundation for the data, research and trading ecosystem Design, develop and improve our systems which other teams use, promoting re-use and self-service. Collaborate with software developers and other team members to design and implement infrastructure solutions to support quantitative trading strategies … Engineer within financial services Know how to write good code (Go, Python, Bash, etc.). Know how to use virtualization (Docker, KVM, etc.). Familiar with monitoring systems (Prometheus, Grafana, etc.). Know about networking hardware (switches, routers). If this opportunity is of interest, please reach out to Daniel O'Connell directly on LinkedIn or email More ❯

to leverage technological means to guard against security risks within the workplace. In addition, the team undertakes the daily operation, maintenance, and upgrade of global physical security and prevention systems (such as Lenel, Hikvision, Avigilon, etc.), and is also responsible for the management and maintenance of physical security-related data. Responsibilities - Provide technical support to users, document system issues … Job function Job function Information Technology Industries Technology, Information and Internet Referrals increase your chances of interviewing at TikTok by 2x Get notified about new Senior System Engineer jobs in London, England, United Kingdom . London, England, United Kingdom 1 week ago London, England, United Kingdom 5 months ago London, England, United Kingdom 5 months ago … Senior System Engineer - work in the Cayman Islands! TAX FREE! Merton, England, United Kingdom 2 days ago City Of London, England, United Kingdom £40,000 - £45,000 1 week ago City Of London, England, United Kingdom 3 weeks ago London, England, United Kingdom 3 days ago London, England, United Kingdom 3 weeks ago Potters Bar, England More ❯

Join to apply for the Senior Equities Trading System Engineer role at Barclays 1 day ago Be among the first 25 applicants Join to apply for the Senior Equities Trading System Engineer role at Barclays Join us as an Equities trading system engineer to support best-in-class Equities exchange … effectively monitor and maintain the bank’s critical technology infrastructure and resolve more complex technical issues, whilst minimising disruption to operations. To be successful as an Equities trading system engineer, you should have: Equities background Experience working on algo platforms as a trading system engineer Proficient with Linux , Python scripting, scheduling tools You may be assessed … Job function Job function Information Technology Industries Banking and Financial Services Referrals increase your chances of interviewing at Barclays by 2x Get notified about new Senior System Engineer jobs in London, England, United Kingdom . London, England, United Kingdom 1 week ago London, England, United Kingdom 5 months ago London, England, United Kingdom 5 months ago More ❯

Join us as an Equities trading system engineer to support best-in-class Equities exchange connectivity, Algo and SOR systems across Markets. Your role would consist of effectively monitor and maintain the bank’s critical technology infrastructure and resolve more complex technical issues, whilst minimising disruption to operations. To be successful as an Equities trading system engineer, you should have: Equities background Experience working on algo platforms as a trading system engineer Proficient with Linux , Python scripting, scheduling tools You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job … drive efficiency. Actively tune monitoring tools, thresholds, and alerting to ensure issues are known when they occur. Vice President Expectations Advise key stakeholders, including functional leadership teams and senior management on functional and cross functional areas of impact and alignment. Manage and mitigate risks through assessment, in support of the control and governance agenda. Demonstrate leadership and accountability More ❯

Senior Software Development Engineer, Device Management Systems, India We are the cloud platform solution provider for the Device businesses ranging from the E-Reader to Echo Family of Devices and expanding into third-party devices that connect to Amazon eco-system. Key job responsibilities: Define the long term technical strategy and architecture vision for device … experience. 5+ years of programming with at least one software programming language experience. 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience. Experience as a mentor, tech lead or leading an engineering team. PREFERRED QUALIFICATIONS 5+ years of full software development life cycle, including coding standards, code reviews, source control More ❯

Senior Software Engineer: Distributed Systems, WARP Hybrid About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare … deadlines and deliverables of solutions to our customers requirements. Examples of desirable skills, knowledge and experience At least 3 years of experience of technical leadership Experience managing high available systems with disaster recovery support. Experience in at least of the following languages: Go, Rust Experience in Typescript Experience designing and integrating RESTful APIs at scale Knowledge of SQL and … common relational database systems such as PostgreSQL and MySQL Excellent debugging experience and optimization skills Experience with Kubernetes Responsibilities Design, develop, test, deploy, maintain, and enhance large scale software solutions. Provide technical leadership to the team projects and objectives Influence a team of engineers, coach and mentor a distributed team. Support the management team on the strategy and roadmap More ❯

Senior or Principal Rolling Stock Engineer (Electronic Systems) Location/s: Derby, Birmingham, London, Manchester Relocation supported: Not supported Recruiter contact: Madeleine Knight Mott MacDonald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices. We work across incredible global industries, delivering exciting work … be responsible for delivering a broad range of consultancy tasks in the field of railway vehicle electronic and electrical systems. This will involve undertaking design reviews of electronic train systems, performing technical investigations into reliability issues of electronic train systems, supporting clients in developing requirement specifications for electronic train systems. You will also be involved in site visits … to inspect rail vehicles, and to provide guidance regarding defects found, obsolescence strategies and vehicle modifications on electronic systems. Such electronic systems shall include; Train Control and Management System, traction control systems, door control systems, Passenger Information systems, Automatic Power Changeover systems, driver advisory systems, auxiliary power systems and traction battery systems. You More ❯

us in London to be part of a highly motivated and skilled team that thrives on delivering impact and innovation at speed. The Role We’re searching for Senior Embedded Engineers to design and build ultra-high performance tooling that supports our OTPU hardware development. You will own tools that span hardware safety, calibration, debugging, and validation. Your … and performance goals. Validation & Bring-up: Create robust tooling for hardware validation and bring-up, with rapid prototyping in Python and a clear path to production-grade implementations. Embedded Systems: Design and implement embedded systems for hardware safety, synchronization, and low-level control. Calibration & Debug Tooling: Develop calibration and debug utilities - starting with fast Python prototypes and iterating … pipelines tailored to embedded firmware, enabling quick iterations and reliable system integrity with hardware-in-the-loop and software-in-the-loop testing. Real-Time Monitoring & Fault Handling: Build systems for live hardware diagnostics, monitoring, and automated fault recovery across OTPU platforms. Skills & Experience 5+ years experience with bring-up, calibration, and debug of custom hardware systems (e.g. More ❯

Senior Network Security Engineer - Trading Systems, London Client: Client Server Location: London, United Kingdom Job Category: Other - EU work permit required: Yes Job Reference: c6799adff677 Job Views: 4 Posted: 29.06.2025 Expiry Date: 13.08.2025 Job Description: Senior Network Security Engineer London to £150k Do you have expertise with Network Security? You could … network and network security changes in hybrid, multi-cloud and on-prem environments and provide subject matter expertise on network security across engineering teams, implementing automated and scalable security systems, processes and controls. There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible. Location/WFH: You … have strong network security experience including multi-vendor firewalls with exposure to modern network solutions such as SASE, CASB, Proxies, L7 rule adoption You have a deep understanding of systems, networking and security engineering concepts You have experience of protecting and safeguarding data and assets on the network level You have experience with packet decoding and analysis tools such More ❯

and JavaScript. Solid understanding of HTML, CSS, and responsive web design. Familiarity with modern front-end development tools and libraries (e.g. esbuild, rollup, vite). Knowledge of version control systems (e.g., Git) and collaborative development workflows. Excellent problem-solving and debugging skills. Strong communication and collaboration skills, with the ability to work effectively in a team environment. Emerging knowledge More ❯

We have a current opportunity for a Senior System Engineer on a contract basis. The position will be fully remote but candidates must be based in the UK. For further information about this position please apply. OverviewAn exciting opportunity has opened up with a global leader in data and analytics, looking for a Senior System Engineer to join a newly formed Enterprise GitHub Operations & Tooling team. This is a pivotal role where you'll help shape the future of GitHub Enterprise automation and infrastructure across the organization. Key Information Role: Senior System Engineer - GitHub Enterprise Tooling & Operations Location: Fully remote - Office based in London. Rate: Competitive More ❯

We have a current opportunity for a Senior System Engineer on a contract basis. The position will be fully remote but candidates must be based in the UK. For further information about this position please apply. Overview An exciting opportunity has opened up with a global leader in data and analytics, looking for a Senior System Engineer to join a newly formed Enterprise GitHub Operations & Tooling team. This is a pivotal role where you'll help shape the future of GitHub Enterprise automation and infrastructure across the organization. Key Information Role: Senior System Engineer - GitHub Enterprise Tooling & Operations Location: Fully remote - Office based in London. Rate: Competitive More ❯

Senior Systems Engineer GitHub Enterprise Tooling (Remote, UK) Contract - 12 months initially £500-£600 p/day (paid through an umbrella company) Can be fully remote but the office is in London (may require very occasional trips to the office) A leading enterprise organisation is looking for a Senior Systems Engineer … GitHub Enterprise environments. Automate organisation and repository setup, policy enforcement, and lifecycle management. Develop GitHub Apps and Actions to maintain code quality and security standards. Integrate GitHub with internal systems such as identity providers and compliance tools. Use languages like Go, Python or Java to interact with APIs and develop robust systems. Support adoption of automation and emerging tools More ❯

Senior Systems Engineer – GitHub Enterprise Tooling (Remote, UK) Contract - 12 months initially £500-£600 p/day (paid through an umbrella company) Can be fully remote but the office is in London (may require very occasional trips to the office) A leading enterprise organisation is looking for a Senior Systems Engineer … GitHub Enterprise environments. Automate organisation and repository setup, policy enforcement, and lifecycle management. Develop GitHub Apps and Actions to maintain code quality and security standards. Integrate GitHub with internal systems such as identity providers and compliance tools. Use languages like Go, Python or Java to interact with APIs and develop robust systems. Support adoption of automation and emerging tools More ❯

and JavaScript. Solid understanding of HTML, CSS, and responsive web design. Familiarity with modern front-end development tools and libraries (e.g. esbuild, rollup, vite). Knowledge of version control systems (e.g., Git) and collaborative development workflows. Excellent problem-solving and debugging skills. Strong communication and collaboration skills, with the ability to work effectively in a team environment. Emerging knowledge More ❯

Senior RAD Engineer - Trading systems LunaLogic London, United Kingdom Apply now Posted 10 hours ago Permanent Competitive Context You will join a dynamic team that develops and maintains high-performance software solutions used primarily by front-office teams (trading, sales, structuring), while also supporting control and support functions when needed. The mission involves contributing to … the design and implementation of scalable, efficient, and robust systems within a global and cross-functional environment. Main Objectives Contribute to the development and enhancement of software applications used in market operations Maintain and regularly update documentation and support materials Participate in annual performance reviews and engage in regular alignment with the team's project leader Skills IT Required … volatility modeling Familiarity with interest rate and curve construction concepts Ability to support front-office users and integrate pricing tools Soft Skills Strong interest in global markets and financial systems Proactive mindset and fast-learning capabilities Excellent communication skills, both technical and business-oriented Capacity to operate effectively in a high-pressure and fast-paced environment Mandatory Requirements In More ❯

and JavaScript. Solid understanding of HTML, CSS, and responsive web design. Familiarity with modern front-end development tools and libraries (e.g. esbuild, rollup, vite). Knowledge of version control systems (e.g., Git) and collaborative development workflows. Excellent problem-solving and debugging skills. Strong communication and collaboration skills, with the ability to work effectively in a team environment. Emerging knowledge More ❯

Linux Engineer – Quant Trading Industry-leading compensation Quant Capital is urgently looking for a Linux Engineer to join our high profile client. Our client is a very well-known and highly regarded quantitative trading firm, liquidity provider and market maker. They operate globally and are considered to be a market leader in their field. For any … is also enjoyable and that should be how you also see it. You will need: Strong background in STEM education ideally Computer Science Deep and fundamental knowledge of operating systems predominantly Linux Fluent on the command line and shell scripting Very comfortable with modern Linux and programming concepts like C, sockets, virtual memory etc Performance tuning Deep experience customising More ❯

for a Principal Engineer, to join our industry-leading Intelligent Infrastructure team to design and advise clients on the next generation technology that will build the transport systems that everyone else is talking about. WSP’s Tunnel Systems capability provides total end-to-end tunnel asset design and advisory services; transforming the integration of tunnel systems design and delivery, led by a safety-by-design philosophy and operations. Using your technical knowledge (mechanical & electrical systems, road tunnel operations, safety) and design experience you will help deliver prestigious new build and refurbishment tunnel systems projects across many industry sectors including road, rail and utilities in the UK and beyond for a growing client base … quality output to meet the client’s expectations. What we will be looking for you to demonstrate... A proven technical capability in the design, operation or delivery of tunnel systems including electrical, mechanical, fire life safety, communications, and control systems Experience of working in applicable UK standards An understanding of tunnel operational procedures and practices Professional registration with More ❯

Looking to take your next step in your career? A leading provider of comprehensive IT solutions is currently seeking for a skilled Senior Network Wireless Engineer. The Gold Partner of top class hardware producers specializes in delivering innovative and reliable technology services to businesses across the world. They focus solely on providing Guest Internet Access, also known as More ❯

Snr. Systems Development Engineer, ESC Managed Operations Job ID: Amazon Development Centre Ireland Limited AWS is set to introduce the inaugural European Sovereign Cloud (ESC), marking a significant development in utility computing (UC). To spearhead this initiative, we are actively seeking experienced systems development engineers with a strong background in automation and operations. As part … AWS operates its global infrastructure. You will design and implement systemic solutions that fundamentally reduce operational complexity and cost across AWS regions. Your work will involve creating scalable automation systems that eliminate operational toil and standardize workflows. A significant aspect of your role will involve close collaboration with service teams, operational staff, and leadership to identify pain points and … development or related field • Proficient in at least one modern programming language such as Java, Typescript, Python, or Ruby Able to troubleshoot at all levels, from network to operating systems to software applications • Experience operating, troubleshooting, and performance tuning software applications and optimizing fleet utilization. • Strong understanding of network fundamentals (DNS, DHCP, TCP/IP, routing, load balancing, load More ❯

Senior Network Infrastructure Engineer - Systematic Quant Fund Summary: Our client is a leading tech-driven quant and systematic hedge fund with offices worldwide. They leverage expertise in data, research, technology, and trading to deliver high-quality returns. This role offers a dynamic, fast-paced environment with excellent career growth opportunities. As part of the global infrastructure … networks supporting high-performance corporate infrastructure and low-latency architectures Excellent problem-solving and collaborative communication skills Solid knowledge of the vendor ecosystem and experience building relationships with senior vendor engineering teams Interest in industry trends and emerging technologies Benefits: Opportunity to work in a collaborative, creative environment where your contributions are valued Competitive salary plus generous benefits More ❯