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Site Reliability Engineer (SRE) Jobs in London
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Chiller Service Engineer
This is Alexander Faraday Recruitment
London
In office
Junior - Mid
£50,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

London (Mobile Role)

We are currently recruiting for a skilled and experienced Chiller Service Engineer to join our longstanding client, covering a range of sites across the London area. This is a mobile position, requiring travel to commercial, retail, and university sites to carry out specialist chiller maintenance and repair work.

Key Responsibilities:

  • Service, maintenance, and repair of a variety of chiller systems (air-cooled and water-cooled)

  • Fault finding, diagnostics, and troubleshooting on complex systems

  • Carrying out planned preventative maintenance (PPM) and reactive breakdowns

  • Working on associated plant including pumps, AHUs, and cooling towers

  • Ensuring compliance with health & safety regulations and industry standards

  • Completing detailed service reports and maintaining accurate records

  • Providing a high level of customer service on-site

  • Participation in a 1 in 8 call-out rota (with additional allowance)

Requirements:

  • Valid F-Gas Certification
  • Relevant NVQ Level 2 or Level 3 in Refrigeration & Air Conditioning or equivalent
  • Proven experience working on chiller systems (e.g. Trane, Carrier, York, Daikin)
  • Full UK driving licence
  • Strong diagnostic and fault-finding skills
  • Ability to work independently in a mobile role

Whats on Offer:

  • Company van and fuel card
  • Overtime opportunities
  • Call-out / overtime allowance
  • Ongoing training and manufacturer exposure
  • Long-term career progression within a growing business
Building Services Engineer
Randstad Construction and Property
London
In office
Junior - Mid
£40,000 - £41,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Maintenance Engineer | Wimbledon (Static) | £40k Location: Wimbledon, SW19 Hours: Mon-Fri (Days) Salary: £40,000 + Benefits Start: Immediate The Role We are looking for a Multi-Skilled Maintenance Engineer (Electrical or Mechanical bias) to manage a prestigious static site in Wimbledon. No travel required-stay on one site and enjoy a stable Monday-Friday routine. Responsibilities Perform PPM and reactive maintenance across site infrastructure. Troubleshoot HVAC, lighting, power, and plumbing systems. Ensure full health and safety compliance and maintain site logs. Requirements Qualified: Level 3 NVQ/City & Guilds (Electrical or Mechanical). Experienced: Proven background in commercial building services. Local: Must be within commuting distance of Wimbledon. Ready: Available for an immediate start. Randstad CPE values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are more than happy to discuss reasonable adjustments and/or additional arrangements as required to support your application. Candidates must be eligible to live and work in the UK. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business

Mac Support Engineer
VIQU IT
London
In office
Junior - Mid
£200/day - £300/day
RECENTLY POSTED

Mac Support Engineer – 6-month contract – London – 4 days a week contract My Customer is looking for a proactive and hands-on Mac Support Engineer to join a growing IT function. This role will focus on supporting a predominantly macOS environment, ensuring end users receive a seamless and efficient IT experience across devices, collaboration tools, and core systems. You’ll play a key role in 1st/2nd line day-to-day support, onboarding, and device management, while also contributing to ongoing improvements as the business evolves its tooling and infrastructure. This Mac Support Engineer will work fully onsite in Central London for 4 days per week. Required Skills & Experience from the Mac Support Engineer: Proven experience supporting macOS environments in a corporate setting
Familiarity with Jamf MDM for device investigation and management
Exposure to Fleet Device Management (or willingness to learn as part of a migration)
Experience supporting Zoom Rooms or AV/meeting room technology
Basic understanding of network troubleshooting, ideally within a Meraki environment
Experience with Okta administration (user management and access support)
Strong experience managing user onboarding and offboarding processes
Knowledge of IT asset management and inventory tracking
Strong troubleshooting skills with a user-focused mindset
Key responsibilities of the Mac Support Engineer: Provide 1st and 2nd line support across a macOS-based environment
Troubleshoot and resolve issues relating to Mac devices, applications, and user access
Support and maintain Zoom Rooms, ensuring meeting spaces are fully operational
Use Jamf MDM to investigate device issues, enforce policies, and support endpoint management
Assist with the transition to Fleet Device Management, including basic administration and troubleshooting
Investigate basic network-related issues using the Meraki dashboard
Administer Okta, including user provisioning, deprovisioning, and password resets
Manage end-to-end onboarding and offboarding, ensuring a smooth user experience
Apply now to speak with VIQU IT in confidence. Or reach out to Connor Smal via the VIQU IT website. Do you know someone great? We’ll thank you with up to £1,000 if your referral is successful (terms apply). For more exciting roles and opportunities like this, please follow us on LinkedIn @VIQU IT Recruitment

Mechanical Shift Engineer
Velocity Recruitment
London
In office
Junior - Mid
£48,000 - £54,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Job Title: Mechanical Shift Engineer My client is a leading global provider of integrated facilities and corporate real estate management, are recruiting a Mechanical Shift Engineer to join the team located in Kings Cross. The contract is for one of the largest, well know tech companies globally and they are looking for a Mechanical Shift Engineer to look after the building maintenance of their headquarters. Purpose of Job To carry out planned preventative maintenance and reactive works to client Heating & Air-Conditioning Systems in accordance with agreed service levels. Also to look after all mechanical/plumbing aspects of the facility. Key Responsibilities \* Ensure that routine maintenance is carried out to all Heating & Air-conditioning plant to meet and exceed expectations and agreed service level agreements. \* Ensure that Evaporative Cooling Systems and Domestic water systems are maintained to comply with the requirements of the L8 standard. \* Ensure that plant faults and defects are swiftly remedied to maintain plant in serviceable order at all times. \* To carry out planned preventative maintenance and reactive works to other site plant as required. \* Ensure that suitable spares are available to carry out maintenance of the above plant. \* Ensure that comprehensive maintenance records are kept in the form of “Frontline” task sheets. \* Ensure that Method Statements and Risk Assessments are prepared for all tasks carried out to ensure safe working practices \* Ensure the provision of a safe & healthy working environment, and ensure compliance with all Company policies and procedures, as well as client site policies, procedures and working arrangements, as required. \* Ensure a professional image of CBRE Managed Services is presented to clients and visitors and ensure excellence in customer service is delivered and promoted at all times. \* Ensure that professional and technical skills are maintained through a commitment to personal development and life-long-learning. Experience \* Experience of maintaining Pumps, Motors and Valves \* Experience of operating Cooling Towers \* Experience working in a commercial environment \* Building Maintenance/Services experience (Mechanical) \* Sound understanding and experience of meeting health and safety obligations with regard to maintenance activities Person Specification \* Qualified in Mechanical or Plumbing Engineering within a recognised institution (NVQ/C&Gs) \* Formally trained in mechanical services maintenance \* Basic skills on building management systems would be an advantage \* Formal health and safety training (Desirable)

2nd Line Support Engineer
The Channel Recruiter
Cuffley
Hybrid
Junior - Mid
£30,000 - £35,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

JOB TITLE: 2nd Line IT Engineer SALARY: £30,000 - £35,000 per annum Location: Cuffley, United Kingdom SETTING: 2 days office/ 3 days remote Benefits: 25 days holiday + bank holidays, pension, annual company bonus, annual company holiday event, onsite restaurant discount, and free annual health checks. Are you a 2nd Line IT Engineer looking to take the next step in your career within a growing and reputable Managed Service Provider? This is a fantastic opportunity to join a collaborative service desk team where you’ll not only develop your technical skills but also have clear progression into areas such as pre-sales and project delivery. The Role As a 2nd Line IT Engineer, you’ll be a key part of the helpdesk team, providing support across a broad client base. Act as a point of escalation for 2nd line technical issues
Log and manage incidents and service requests via phone and email
Troubleshoot and resolve issues in line with SLAs
Support occasional site visits (primarily within the M25) for hardware-related issues Requirements Proven experience in a 2nd Line support role within a service desk environment
Strong knowledge of Microsoft 365, Active Directory, Azure, and disaster recovery
Good understanding of networking concepts, firewalls, and switches
A proactive attitude with a genuine desire to learn and progress We are registered Disability Confident Employer (Level 1) and as such, we will ensure that individuals who have a disability are provided reasonable accommodation, to enable full participation in the job application and interview process. If you have any such requirements, please do not hesitate to contact your consultant, Zoe Chatley. Her email is she will be happy to action your requests. Keywords: 2nd Line Support, L2 Engineer, Level 2 Technical Analyst, 2nd Line, IT Support, Onsite Support, Onsite Technical, Microsoft 365, Sharepoint, Azure, Active Directory

IT Support Engineer
smart managed solutions
London
In office
Mid - Senior
£40,000 - £42,000
RECENTLY POSTED

IT Support Engineer (2nd / 3rd Line) - London Smart Managed Solutions Smart Managed Solutions is looking for an experienced IT Support Engineer (2nd/3rd Line) to join our IT team. This is an excellent opportunity for a hands‑on technical professional who enjoys working across modern Microsoft technologies in a collaborative, fast‑paced environment. You will be a key technical resource within a small IT team, taking ownership of complex support issues, contributing to continuous improvement, and ensuring the reliability and security of IT services across the business. The Role As an IT Support Engineer, you will provide 2nd and 3rd line support across infrastructure, cloud and end‑user environments, acting as a primary escalation point for technical issues. You will work closely with the IT Technical Lead, support ongoing projects and play an important role in maintaining service continuity and security. This role offers broad exposure to Microsoft cloud technologies, Azure, endpoint management and security. Key Responsibilities Provide 2nd and 3rd line IT support across cloud, infrastructure and end‑user services Act as a primary escalation point for complex technical issues Support user onboarding and offboarding, including laptop builds, device configuration (Windows and Mac) and mobile devices Troubleshoot and support: Microsoft 365 (Exchange, Teams, SharePoint) Entra ID (Azure AD), Conditional Access and identity management Intune and endpoint management Windows desktop and server environments Support and maintain Azure and cloud‑based services Assist with security configuration and monitoring, including Microsoft Defender, identity protection, endpoint security and patching Perform root cause analysis and implement long‑term technical fixes Support compliance with security and governance frameworks such as ISO 27001 and Cyber Essentials Contribute to IT projects, system upgrades and deployments Create and maintain technical documentation and knowledge base articles Work closely with the IT Technical Lead and provide cover when required Liaise with third‑party vendors and service providers Skills & Experience Essential Proven experience in an IT support role covering 2nd and 3rd line responsibilities Strong experience with: Microsoft 365 Entra ID / Active Directory Intune / endpoint management Azure (administration, networking and identity) Solid understanding of networking fundamentals (DNS, DHCP, VPNs, firewalls) Experience supporting Windows server and desktop environments Knowledge of Microsoft security tools and best practices Strong troubleshooting skills across multiple systems Experience working within a small to mid‑sized IT team Desirable PowerShell scripting or automation experience Backup and disaster recovery exposure (e.g. Veeam) Experience with Dynamics 365 or other business systems Familiarity with ITIL‑aligned processes About You Proactive and hands‑on, with strong ownership of technical issues Able to work independently and manage priorities effectively Flexible and adaptable within a small‑team environment Strong communication skills, able to support both technical and non‑technical users Collaborative and team‑focused, with a willingness to share knowledge Why Join Smart Managed Solutions? You’ll be joining a supportive and technically engaged team where your expertise will be valued and your ideas encouraged. This role offers the opportunity to work with modern technologies, contribute to meaningful projects and develop your skills within a growing organisation

Drainage Engineer
KSD Support Services Ltd
London
In office
Junior - Mid
£35,000 - £38,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Why Join KSD Support Services? * Fully equipped company van for Business use * Fuel card - no fuel costs * Trade cards provided * Company mobile phone and/or tablet * Full uniform and PPE kit supplied * Paid 30-minute lunch break * Regular overtime available * Comprehensive training & development programmes * Support for further qualifications and certifications * Clear career progression opportunities About Us KSD Support Services is part of the KSD Group, delivering facilities management services to major clients including Tesco and Stonegate Group across the UK. The Role We’re looking for a qualified Drainage Engineer to join our team, carrying out planned and reactive drainage maintenance across multiple commercial sites in London. Day-to-day you’ll be: * Operating CCTV camera equipment for drainage surveys * Completing drainage surveys and technical reports * Diagnosing and identifying faults with drainage systems * Clearing blockages using high-pressure water jetting and other methods * Repairing and maintaining sewage systems, drain/gullet cleaning, and pump stations * Maintaining accurate records and completing daily worksheets * Ensuring Health and Safety procedures are followed at all times * Building great relationships with clients Hours: 45 hours per week (flexible shifts may include early starts/late finishes)
On-call: 1 in 6 weeks rota (additional pay) What You’ll Need Essential: Full UK Driving License NVQ Level 3 in Drainage (or equivalent) CSCS Card or equivalent Experience using jetting equipment, CCTV survey systems, and drainage repair tools Great communication skills and can-do attitude Ability to work independently and as part of a team Comfortable using basic IT (email, mobile apps, Excel, Outlook, Word) Desirable: Previous experience in drainage maintenance (domestic, commercial, or industrial) City and Guilds Confined Space certification High-pressure water jetting qualification, First Aid, Asbestos Awareness Ready to Apply? If you’re a qualified drainage engineer looking for a stable role with a reputable company, excellent benefits, and real career progression opportunities, we’d love to hear from you

Infrastructure Engineer - DV Cleared
CBSbutler Holdings Limited trading as CBSbutler
London
In office
Mid - Senior
£60,000 - £80,000
RECENTLY POSTED

Infrastructure Engineer (3rd Line Wintel) Onsite - London £60,000 - £80,000 + excellent benefits Active DV Clearance Required Join a mission-critical environment where your expertise truly matters. We’re seeking a highly skilled 3rd Line Infrastructure Engineer to support and enhance a secure, high-performance MOD environment. This is a fantastic opportunity to work at the forefront of enterprise IT, tackling complex challenges while contributing to systems that demand the highest levels of resilience and security. You’ll be part of a collaborative, expert team where your input will shape infrastructure design, delivery, and ongoing optimisation. What You’ll Be Doing Owning and resolving complex 3rd line technical issues
Designing, deploying, and maintaining secure Windows-based infrastructure
Supporting and optimising enterprise environments across multiple technologies
Implementing security controls and ensuring compliance standards are met
Contributing to key infrastructure and transformation projects ️ Key Technologies Windows Server (Active Directory, GPO, DNS, DHCP)
VMware (vSphere, ESXi, NSX, vSAN)
MECM, SCOM & endpoint management tools
Ivanti (or similar endpoint control platforms) ✅ What We’re Looking For Proven experience in 3rd line support within enterprise environments
Strong expertise across Windows infrastructure technologies
Solid understanding of virtualisation (VMware stack)
Experience working in secure or MOD environments
Knowledge of compliance frameworks such as NIST, RMADS, SyOPs
A proactive, problem-solving mindset with strong ownership Why Join? Work on high-impact, secure government projects
Be part of a collaborative and highly skilled team
Opportunities to influence infrastructure design and strategy
Competitive salary and comprehensive benefits packageReady to take your infrastructure career to the next level? Apply now and be part of something critical

Cloud Infrastructure Engineer
VIQU IT
London
Hybrid
Mid - Senior
£600/day - £700/day
RECENTLY POSTED
+4

SC Cleared Cloud Infrastructure Engineer
Location: London (Hybrid)
Start Date: ASAP
Duration: 7 - 12 months
IR35: Inside (via Umbrella Company)

Key tasks for the Cloud Infrastructure Engineer to include: Leading financial house are seeking a seasoned SC Cleared Cloud Infrastructure Engineer to join an existing team where you will with the ongoing improvement of their technology stack, ranging from complex cloud-hosted applications utilizing IaC and full CI/CD automation, to more traditional VM-based on-premise systems.

Cloud Infrastructure Engineer Technical Skills:

• SC Clearance / Security Clearance (ideally valid & transferrable)

• Proven experience in AZURE Terraform code

• Demonstrable experience in GitHub Actions

• Experience of working in a controlled environment with strict change control
• Good understanding and practical implementation of both CI and CD
• Good working knowledge of the installation and configuration of Windows based systems.
• Excellent working knowledge of PowerShell & SQL

Desirable Criteria

• Experience implementing or maintaining a CI/CD pipeline using Github Actions, Terraform, and Azure within a Cloud Infrastructure Engineer capacity.
• Good working knowledge and practical experience of Azure Monitoring.
• Software development experience using C# and SQL Server.
• Experience of Packer, Kubernetes, AKS, Flux or Helm

The successful Cloud Infrastructure Engineer must be available to work 2 days a week onsite in Central London. Candidates who do not hold SC clearance will be considered, however, to advise this process could take upto 12 weeks.

Apply now to speak with VIQU IT in confidence. Or reach out to Donna Lenihan via the VIQU IT website.

Do you know someone great? We ll thank you with up to £1,000 if your referral is successful (terms apply).

For more exciting roles and opportunities like this, please follow us on IT Recruitment.

Backend Engineer (Git) - SPFYJP
Randstad Technologies Recruitment
London
In office
Mid - Senior
£500/day - £550/day
RECENTLY POSTED

Role : Back End Developer

Location : London,UK

Type : Contract

Job Description :

  • The role is located in the Platform Developer Experience (PDX) tribe within the Platform Mission. The PDX Studio oversees and owns the infrastructure that cuts across all engineering disciplines.

What you’ll do

  • Execute on future VCS infrastructure strategy that is able to serve 3000+ engineers doing 100’s of thousands of builds daily and beyond
  • Support with Operational tasks keeping our systems healthy and uptodate
  • Develop and maintain our GHES(GitHub Enterprise Server) instance to enable develop software more efficiently
  • Drive the automation and improvements to our GHES instance across our current technical stacks.
  • Collaborate with Infrastructure teams across the company to ensure we have a stable VCS platform.

Who you are

  • You are an experienced engineering familiar with Linux and Networking fundamentals
  • You are an experience engineer having experience running/admining GitHub enterprise Server and or GitLab Server
  • You have experience deploying to and implementing solutions in GCP or AWS.
  • You believe in iteration and know that finding the right solution is more important than the first.
  • You like to focus on standardization and automation; always looking for ways to improve the developer experience
  • You have familiarity with and enthusiasm for software engineering best practices such as testing, continuous integration, and continuous delivery

Skills

  • Linux system experience
  • GitHub experience not just user but admin
  • HTTP / networking
  • Google Cloud (preferred) / AWS
  • Github (Administration / Operations) Gitlab would be advantageous (if they don’t have Github)
  • Git expert
  • AI experience is a must - we will be working on AI tooling as well

Randstad Technologies is acting as an Employment Business in relation to this vacancy.

Telecoms Fibre engineer
Pro Search UK
Multiple locations
In office
Junior
£40,000 - £60,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Telecoms Fibre Engineer / FTTP Engineer / Broadband installation engineer We are hiring for an award-winning company offering exceptional telecoms training and fibre job opportunities. Start date of Telecoms Fibre Engineer / FTTP Engineer / Broadband installation engineer - Immediately Pay of Telecoms Fibre Engineer / FTTP Engineer / Broadband installation engineer - Telecoms fibre engineer will be working from a rate card, If you work hard and put in the effort there is no cap on their earnings. Job Description of Telecoms Fibre Engineer / FTTP Engineer / Broadband installation engineer : - Completing Fibre & Broadband Installations - Overhead / Underground jobs - Completing Repairing Orders - You will be given full and continuous training in this role, and support throughout your working day. - Site Inspection Evaluations Including, Traffic Management to be conducted - Respond professionally and effectively to all customer requests and enquiries Key Requirements of Telecoms Fibre Engineer / FTTP Engineer / Broadband installation engineer : - Full UK driver's license with no more than 6 points on. Training provided for Telecoms Fibre Engineer / FTTP Engineer / Broadband installation engineer : - If you are successful in your application, you first day of engagement will be at one of our national training centres to complete your training. - Full attendance every day, Monday to Friday, is mandatory, missing days is not an option, as it will affect your ability to complete the course and progress within the role into your buddy period. Telecom Fibre Engineer / FTTP Engineer / Broadband installation engineer physical requirements: - The ability to lift objects regularly -The ability to safely climb ladders - The ability to bend and stretch with comfort - The ability to wear personal protective gear correctly most of the day

L2 Application Support (Production Support)
Adecco
London
Hybrid
Junior - Mid
Private salary
RECENTLY POSTED

Job Tittle: L2 Application Support (Production Support)
Contract Type: Temporary
Contract Length: 6 Months (Possibility for Extension)
Location: London HEX - 3 days a week
Daily Rate: 490/Day (Inside IR35)

Are you ready to dive into a dynamic environment where your skills in application support can truly shine? Our client is on the lookout for an enthusiastic L2 Application Support professional to join their vibrant team. If you thrive on problem-solving and are passionate about delivering top-notch system support, this role is for you!

Purpose of the Job:

As an L2 Application Support Specialist, you’ll play a pivotal role in ensuring seamless operations in production environments. You will engage with development teams and various support functions, acting as the bridge between technical issues and business needs. Your expertise will help in troubleshooting, resolving issues, and enhancing system performance.

Technical Skills:

  • Solid knowledge of SQL and PL/SQL (Oracle preferred)
  • Experience in debugging and analysing complex queries
  • Strong understanding of production support environments
  • Experience monitoring logs and troubleshooting live systems
  • Ability to analyse performance issues and optimise scripts

Key Responsibilities:

  • Troubleshooting: Resolve system failures by investigating root causes and implementing effective solutions, including code fixes and SQL scripting.
  • Collaboration: Work closely with Data Centre/Help Desk staff, development teams, and internal/external support teams to address system issues.
  • Communication: Provide clear advice and suggestions to Helpdesk teams in London and New York, ensuring smooth operations.
  • Best practises: Collaborate with team members to establish and maintain best practises for system support.
  • System Configuration: analyse and configure systems to meet business requirements while considering performance, scalability, and security.
  • Documentation: Create and maintain thorough documentation of system support activities for both technical and business perspectives.
  • Change Management: Follow Change Management Control procedures for production updates and maintain reports for non-production environments.
  • Provide Level 2 production support for 40+ applications
  • Monitor production systems, logs, and batch jobs
  • Investigate and resolve application and data-related issues
  • Analyse SQL/PLSQL scripts and debug performance problems
  • Work closely with L1 teams for issue escalation and resolution
  • Support incident management and root cause analysis
  • Handle on-call support and resolve critical production issues
  • Perform weekend validations and maintenance support
  • Assist in deployments and post-release validations
  • Monitor server logs, event logs, and application behaviour
  • Identify and fix performance bottlenecks

What We Offer:

  • Collaborative Environment: Join a supportive team that values innovative ideas and continuous improvement.
  • Professional Growth: Opportunity to contribute to technical workshops and develop your expertise in system support.
  • Flexibility: Enjoy a hybrid working model with a mix of office and remote work.

If you’re ready to take on the challenge and make a difference in application support, we want to hear from you! Bring your enthusiasm and expertise to our client’s team. Apply now to embark on an exciting journey in the world of production support!

How to Apply:

Please submit your CV along with a brief cover letter outlining your relevant experience and passion for this role. Let’s shape the future of system support together!

Join us and make your mark in the tech world!

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

Backend Engineer (Git) - SPFYJP00003452
Randstad Digital
London
In office
Mid - Senior
£500/day - £550/day
RECENTLY POSTED

Role : Back End Developer

Location : London,UK

Type : Contract

Job Description :

  • The role is located in the Platform Developer Experience (PDX) tribe within the Platform Mission. The PDX Studio oversees and owns the infrastructure that cuts across all engineering disciplines.

What you’ll do

  • Execute on future VCS infrastructure strategy that is able to serve 3000+ engineers doing 100’s of thousands of builds daily and beyond
  • Support with Operational tasks keeping our systems healthy and uptodate
  • Develop and maintain our GHES(GitHub Enterprise Server) instance to enable develop software more efficiently
  • Drive the automation and improvements to our GHES instance across our current technical stacks.
  • Collaborate with Infrastructure teams across the company to ensure we have a stable VCS platform.

Who you are

  • You are an experienced engineering familiar with Linux and Networking fundamentals
  • You are an experience engineer having experience running/admining GitHub enterprise Server and or GitLab Server
  • You have experience deploying to and implementing solutions in GCP or AWS.
  • You believe in iteration and know that finding the right solution is more important than the first.
  • You like to focus on standardization and automation; always looking for ways to improve the developer experience
  • You have familiarity with and enthusiasm for software engineering best practices such as testing, continuous integration, and continuous delivery

Skills

  • Linux system experience
  • GitHub experience not just user but admin
  • HTTP / networking
  • Google Cloud (preferred) / AWS
  • Github (Administration / Operations) Gitlab would be advantageous (if they don’t have Github)
  • Git expert
  • AI experience is a must - we will be working on AI tooling as well

Randstad Technologies is acting as an Employment Business in relation to this vacancy.

Multiskilled Electrical Engineer
Winner Recruitment
London
In office
Junior - Mid
£45,000
RECENTLY POSTED

£45,000
London & Reading
(Temp - Perm)

Join a Leading Facilities Management Service Provider – Mobile Multiskilled Electrical Engineer Wanted!
Winner Recruitment is working in partnership with a reputable and well-established service provider that is expanding its team. We are seeking a skilled and reliable Mobile Multiskilled Electrical to support planned and reactive maintenance operations across multiple sites across London & Reading

Role Overview:

As a Mobile Multiskilled Electrical, you will play a key role in ensuring the smooth operation across sites within the Midlands.

Key Responsibilities:

  • As a Mobile Engineer, you will be responsible for carrying out both planned and reactive maintenance across commercial properties.
  • You will work on a variety of maintenance across educational facilities from fabric maintenance to electrical maintenance including aspects such as emergency light testing and fire alarm testing
  • You will ensure that all work is completed in compliance with relevant safety regulations and industry standards.
  • In this role, you will also collaborate with a multidisciplinary team to help improve overall facility performance and efficiency.
  • Additionally, you will be expected to provide technical support and contribute innovative solutions to meet the specific needs of each client site, ensuring high levels of service delivery and client satisfaction.

Candidate Requirements:

  • Relevant maintenance experience within Facilities Management sector
  • Eletcrical qualifications.
  • Excellent problem-solving skills and a proactive, hands-on approach.
  • Full UK driving licence (due to the mobile nature of the role).

Ready to power up your career?

Apply today and become a part of a trusted and forward-thinking global FM provider.

Walking Mobile Engineer - Electrical Bias
Talent Solution Partners Ltd
London
In office
Junior - Mid
£50,000
RECENTLY POSTED

Walking Mobile Engineer (Electrical Bias)
Full-time, Monday to Friday| London (Zones 1-2)

The Role
We are looking for a skilledWalking Mobile Engineer (Electrical Bias)to support a portfolio of commercial offices and buildings withinZones 1-2, Central London. You’ll focus on maintaining and repairing electrical building services while also handling general mechanical and fabric tasks as needed. This is a varied role, ideal for someone who enjoys working across multiple sites and taking ownership of critical building systems.

Key Responsibilities

  • Deliverplanned preventative maintenance (PPM)andreactive maintenancewith a focus on electrical systems.
  • Service and maintain HVAC systems, pumps, air handling units (AHUs), fan coil units (FCUs), and plumbing infrastructure.
  • Diagnose and repair electrical faults quickly to minimise downtime.
  • Carry out basic mechanical and fabric maintenance when required.
  • Conduct inspections to ensure compliance with statutory regulations and best practice.
  • Complete accurate service reports and communicate updates to clients.
  • Build strong working relationships with building managers, site teams, and stakeholders.
  • Follow health & safety standards, risk assessments, and safe systems of work.

Requirements

  • Recognised qualification inElectrical Engineering(apprenticeship, City & Guilds, NVQ, or equivalent).
  • Solid experience in commercial building services with aElectrical bias.
  • Strong knowledge of HVAC systems, wiring, testing, electrical maintenance.
  • Ability to carry out minor mechanical and fabric maintenance tasks.
  • Excellent fault-finding and problem-solving skills.
  • Strong communication and customer-facing skills.
  • Ability to work independently across multiple sites in Central London.

What’s on Offer

  • Salary:£50,000 - £53,000per annum.
  • Monday to Friday, standard working hours.
  • Walking mobile role - covering sites withinZones 1-2(Travelcard provided).
  • Ongoing training and career development opportunities.
  • 25 days holiday plus bank holidays.
  • Pension scheme and additional benefits.
Telemetry and Observability Engineer
Oscar Associates Limited
London
Hybrid
Mid - Senior
£475/day - £515/day
RECENTLY POSTED
+3

Telemetry & Observability Engineer | Contract | £475-£515 p/d | Inside IR35 | London | 3 days on site | 6 month contract

We are seeking a highly skilled Telemetry & Observability Engineer to join a large-scale enterprise engineering environment focused on improving system reliability, visibility, and operational intelligence across complex distributed platforms. This role is ideal for a hands-on engineer who can go beyond using observability tools and instead design, build, and automate observability and telemetry solutions from the ground up.

You will be responsible for building and evolving telemetry pipelines and observability infrastructure across a distributed, cloud-native environment. Working closely with network, platform, and software engineering teams, you will help embed observability into engineering workflows and CI/CD processes.

Key Responsibilities

  • Design and implement scalable pipelines for metrics, logs, traces, and event data across distributed systems
  • Build and enhance observability tooling, including dashboards, monitoring systems, alerting frameworks, and reliability standards
  • Develop and maintain telemetry solutions using OpenTelemetry and related open-source technologies
  • Automate observability infrastructure using Terraform and infrastructure-as-code practices
  • Integrate monitoring and observability into CI/CD pipelines and SDLC processes
  • Define and support SLIs, SLOs, and alerting strategies in collaboration with engineering teams
  • Promote best practices in instrumentation, monitoring, and incident response
  • Work with network and platform teams to improve visibility across infrastructure and services

Required Skills & Experience

  • Proven experience in observability, SRE, or platform engineering roles within complex distributed environments
  • Strong hands-on experience with OpenTelemetry, including building and managing telemetry pipelines
  • Experience with observability and monitoring tools such as: Grafana, Prometheus, Elastic / Splunk, Loki / Jaeger or similar
  • Strong experience with Terraform or other infrastructure-as-code tools
  • Solid understanding of cloud-native environments (Kubernetes, microservices, distributed systems)
  • Experience working within or alongside network engineering or infrastructure operations teams
  • Programming experience in at least one language such as Python, Go, or Java
  • Strong understanding of SLOs, SLIs, and modern reliability engineering practices
  • Strong analytical and problem-solving skills with a focus on automation and system reliability

Desirable Experience

  • Experience in regulated or large enterprise environments
  • Exposure to AI/ML-driven observability or proactive monitoring initiatives
  • Contribution to or involvement with open-source observability projects

If this sounds like a fit, APPLY NOW!

Telemetry & Observability Engineer | Contract | £475-£515 p/d | Inside IR35 | London | 3 days on site | 6 month contract

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Night Drainage Engineer
Notion4 Limited
Rainham
In office
Mid - Senior
£45,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

(Night) Drainage Engineer

The NIGHT shift Drainage Engineer will work in commercial sites, covering London and Essex

Job Specification:

Perform unblocks with the use of HPWJ.

Drain repairs.

Drain mapping and locating.

Operate rotary machines.

Clearance of Blockages internally and externally

Replace Pipework, plastic, copper, and cast iron

sink waste, urinals, down pipes, stack pipes

Confident in installing Grease Traps and saniflos

Requirements For a Drainage Engineer

Must have strong experience as a Drainage Engineer ideally in the Commercial industry.

Highly experienced in unblocks using rodding / HPWJ.

Highly experienced in drainage surveys. iTouch camera system experience highly desirable but training can be provided.

Ability to install patch liners.

Experience of lining highly desirable but training will be provided for the right candidate.

Installation of new foul drainage systems.

Soakaway installation and maintenance.

Minor excavation work to carry out repairs, including but not limited to gulley replacement etc.

Ability to carry out descales, rooting / concrete cutting etc. using Picote millers or similar.

Excellent communication skills.

Leadership or similar experience.

Benefits:

Salary up to £39-41k - dependant on experience and skillset plus a £9100 night enhancement for a 5-night shift pattern - £5k night enhancement for a 4 night shift pattern.

Ideally 3 years experience in the Commercial Industry.

Company vehicle, insurance & fuel card.

Uniform & equipment.

Overtime paid at 1.5x rate

Hours 6pm 2am- Monday Friday varied start and finish times may occur plenty of over time available

20 days holiday + Bank Holidays

Senior Fibre Engineer (West London)
M Group
Perivale
In office
Senior
Private salary
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Right across infrastructure, theres a requirement to not only maintain, but also renew and reimagine. Whatever stage youre at in your career; with us youll have an opportunity to grow and develop. Delivering essential infrastructure services for life, while being safety first, and client and customer centric in afriendly, fun and respectful environment where you are encouraged to thrive.

Where will you be working?

At M Group Telecom, were enabling and enhancing telecom networks, playing a lead role in the delivery of our tech enabled future.

We deliver full network cycle services for fixed, private and mobile operators.

This role will be within our Fixed networks team, youll join our people who support providing turnkey solutions for the surveying, designing, building and commissioning new networks, while supporting the repair, maintenance and operation of existing networks.

Want to come and be a part of it?

What will you be doing?

Were looking for someone who knows fibre networks inside out. Youll be the go-to expert for technical support across our service delivery teams. When things get complex, youll step in to solve problems and guide others to the right fix.

Youll lead fault investigations and help resolve issues that need specialist knowledge. Whether its N11 light, flat roof access, Grabo, or mechanical lifters, youll know what to do and how to explain it clearly. Youll also take charge of performance checks and help validate failed jobs, making sure our work meets the highest standards.

When customers raise serious complaints, youll help get to the bottom of it. Youll work with team managers and regional managers to understand what went wrong and how to make it right. Youll also support engineers who need extra help, especially those struggling with OTDS and ELF scores.

Youll carry out deep-dive investigations when major faults happen. Youll write clear reports that show what caused the issue and what weve done to fix it. Youll also build guides and tools that help engineers solve problems faster in future.

Youll be part of performance conversations and help us understand how were doing against our targets. Youll highlight areas that need attention and help drive improvements across the board.

If youre ready to take the lead, solve tough problems, and help others grow, wed love to hear from you.

What youll bring;

Youve worked in fibre telecoms and knew the field well. Youve handled real challenges and found smart ways to solve them. You understand how performance is measured and how to use those measures to drive better results. You know what good looks like and how to help others reach it.

Youre someone who communicates clearly and builds strong working relationships. You know how to guide and support others, and youre not afraid to speak up when something needs to change. Youre focused, driven, and always looking for ways to improve.

Youre comfortable using specialist tools and equipment, even when the job calls for something out of the ordinary. You stay calm under pressure and know how to manage your time when things get busy. Youre organised, reliable, and ready to take the lead when needed.

If you bring a sharp eye for detail and a strong sense of responsibility, youll thrive in this role.

Whats in it for you?

We offer a range of benefits designed to support your life in and out of work, some of which include.

  • Matched or contributory pension scheme
  • Online GP service, 24 hours a day, 365 days a year
  • Employee assistance programme
  • My Rewards portal, access to 1000s of retail discounts
  • Life assurance
  • Cycle to work, salary finance and give as you earn schemes
  • Enhanced maternity, paternity leave and adoption leave
  • Reward and recognition scheme

In addition, this role offers;

  • Company van/vehicle and fuel card for business use
  • Health Care Cash Plan, giving you the ability to claim back medical expenses for things like dental, eyecare and physiotherapy and much more!
  • Discretionary bonus scheme
  • 25 days annual leave plus bank holidays
  • Recommend a friend get rewarded for introducing people to us!

We want to be an employer of choice and a great place to work, attracting diverse and talented people, who join us and make a difference. Were one of the Top 100 UK companies actively supporting and recruiting army veterans. Our ENABLE inclusion networks bring together people who have a shared passion, to help create an environment where everyone belongs.

Our values help to shape our culture and how we work with one another. We recruit with these values in mind, to ensure your aspirations, and ways of working, align with ours.

  • Were responsible and go further for our people, clients, communities and the planet
  • Were open and seek new and better ways of exceeding expectations
  • Were together and as one team; the whole is greater than the sum of the parts
  • Were ambitious and embrace opportunity, to lead essential infrastructure services for life

Whether youre a trainee, apprentice or graduate, or progressing through your career, our people benefit from industry recognised programmes, training and development.

Its an exceptional time to be a part of M Group.

Please note: Occasionally, job adverts might be closed before the stated closing date. Do apply as soon as possible to ensure your application is considered.

For certain roles, successful candidates will be subject to 3rd party background checks as part of the hiring process. Some roles require drug and alcohol testing as part of induction and onboarding.

Mobile Maintenance Engineer
CBW Staffing Solutions Ltd
London
In office
Junior - Mid
£40,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Van Mobile M&E Engineer FM Service Provider - Commercial Buildings City of London £42,000 + Package

CBW Staffing Solutions is currently recruiting for a Van mobile maintenance engineer to carry out planned and reactive commercial maintenance on a commercial contract covering sites across London with a focus on West London

The successful candidate will have an understanding of facilities maintenance and a proven track record in commercial building maintenance. This position would be ideal for a Mobile Engineer currently in a similar position. In return, the company are offering a salary of up to £42,000 with a potential route into further career progression.

Package & working hours

  • A basic salary of up to £42,000
  • Monday- Friday 08:00-17:00
  • 25 days holiday + Bank Holidays
  • Van & Fuel Card
  • Company Pension Scheme

Key Duties & Responsibilities

  • Conduct PPM and planned maintenance, response, and fault analysis within service level agreements.
  • Carry out fault finding and plant adjustments, check and inspect electrical services, plant, and systems, and complete maintenance tasks in accordance with contract specification
  • Maintain and update Log books
  • Undertake all allocated tasks and perform them in a timely and professional manner.
  • Be proactive in identifying and reporting faults with building services equipment and take steps to resolve them.
  • Be proactive to ensure all H&S issues are reported/escalated as required.
  • Maintain informal communications with Client staff members related to service levels and issues.
  • Report service affecting issued to the site management team for formal communication with the client.
  • Be fully aware of relevant Health and Safety and general legislative matters.

Requirements

  • Electrically or mechanically qualified - City & Guilds Level 2

  • City & Guilds - 18th Edition

  • A proven track record in commercial building maintenance

  • Multi-skilled

  • Good communication skills

  • Client Facing

  • Previous experience of performing a Building Services Engineer role

  • Must be able to work unsupervised to a high quality

Please send your CV to Alex Denton of CBW Staffing Solutions to avoid missing out on the role !

Tech Lead - Trading Sub Ledger- Leading Global Market Maker
Oxford Knight
London
In office
Senior
Private salary
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Location: London
Team: Post-Trade Engineering

A leading global trading firm is seeking a hands-on Tech Lead to build a real-time sub ledger system powering firmwide P&L and trade journals. This is a high-impact role at the intersection of post-trade infrastructure, distributed systems and financial data.

What You’ll Do

  • Lead a small team delivering low-latency, high-throughput post-trade systems
  • Design and implement scalable, event-driven architectures
  • Drive system design, performance, and production readiness
  • Collaborate with trading, finance, and engineering to align priorities and outcomes

Hard Requirements

  • 8+ years’ building mission-critical systems in finance
  • Experience with real-time distributed systems, P&L reporting, position management
  • Strong programming skills in Java
  • Leadership experience in high-performance technical teams

Whilst we carefully review all applications, to all jobs, due to the high volume of applications we receive it is not possible to respond to those who have not been successful.

Contact
If you think you’re a good match for the role and would like further info, please contact:

Ali Wilson
ali.wilson@oxfordknight.co.uk
(+44) 07412908641
linkedin.com/in/alexander-wilson-050

Python Developer - mthree
mthree
London
In office
Mid - Senior
Private salary

We are hiring a skilled back-end Python Developer to join a high-performing technology team at a top-tier investment bank. You’ll be instrumental in delivering a greenfield system monitoring and performance analysis tool for global trading platforms – a solution that will provide critical insights into system health and behavior across the trading stack. This is a chance to build something from scratch, with full ownership of backend components, data ingestion, and real-time analytics in a Linux-based environment. Key Responsibilities: 1. Design and develop robust backend services and APIs in Python to power a real-time trading system monitoring tool. 2. Build scalable data pipelines to ingest, process, and analyse metrics from various trading infrastructure components. 3. Implement logic to detect anomalies, track performance, and surface actionable insights for developers and traders. 4. Ensure stability, performance, and security of backend systems in a Linux production environment. 5. Collaborate with front-end developers (ReactJS), infrastructure teams, and end users to deliver a complete solution. 6. Contribute to system architecture, technical design, and long-term platform strategy. Requirements: 1. Strong experience with Python for backend/API development. 2. Solid experience developing and deploying applications in Linux environments. 3. Experience with system monitoring, logging, or performance analytics (e.g., Prometheus, Grafana, ELK, custom tooling) is a plus. 4. Knowledge of distributed systems, data processing, or real-time event handling is desirable. 5. Familiarity with trading systems or financial infrastructure is advantageous but not required. 6. Strong communication skills and ability to work in cross-functional teams.

Frequently asked questions
A Site Reliability Engineer (SRE) is an IT professional who applies software engineering principles to system administration tasks. They focus on building scalable and highly reliable software systems to ensure optimal performance and uptime.
Key skills for SRE roles in London include proficiency in cloud platforms (AWS, GCP, Azure), strong knowledge of Linux systems, experience with automation and scripting (Python, Go, Bash), containerization tools like Docker and Kubernetes, monitoring and alerting systems, and strong problem-solving abilities.
You can find SRE job openings in London by using the search bar on our homepage. Simply enter 'Site Reliability Engineer' or 'SRE' along with 'London' in the location filter. You can also set up job alerts to receive notifications about new jobs matching your criteria.
Yes, many companies in London offer remote or hybrid working options for SRE roles. You can filter your job search on Haystack to show only remote or hybrid positions to find opportunities that suit your preferred working style.
Salaries for SRE positions in London typically range from £60,000 to £100,000+ per year, depending on experience, skills, and the specific employer. Senior and specialized roles may offer higher compensation including bonuses and equity.