Senior C++ Developer (Hybrid, UK-Based) Location: London Salary : £80,000 - £100,000 + EMI Share Options + Private Medical Insurance Vacancy Type: Full-time, Permanent We take care of time, so our customers don t have to. At Hoptroff, we build nanosecond-accurate, software-driven timing systems used by global investment banks, telecoms operators, and broadcasters - including the MiFID II-compliant trade timestamping that financial regulators depend on. When microseconds aren t tight enough and milliseconds are an eternity, our software is what s keeping the world in sync. We re entering an exciting phase of growth and looking for a Senior C++ Developer to join our small, high-calibre engineering team. You ll write modern C++ (C+ or later) at the heart of our Linux-based clock and time synchronisation platform - tight, performance-sensitive code where jitter is measured in nanoseconds and correctness is non-negotiable. You ll own significant components of the platform, contribute to architecture, and work closely alongside a junior developer and a contractor on a tight, collaborative team. The Role Reporting to the Software Development Manager, you ll lead the design, development, and optimisation of C++ software within our Linux-based timing systems. Day to day, you will: Design, build, and optimise low-latency, high-precision C++ at the heart of our timing products - code where performance, determinism, and jitter really matter Make architectural decisions on systems that have to be correct, fast, and observable in production - balancing maintainability with the hard real-time constraints of precision timing Develop online and offline tooling to support time synchronisation and system monitoring Build and maintain automated test cases using Python-based system test frameworks Provide senior-level technical input across product, QA, hardware, and commercial conversations Share knowledge, review code, and support the development of our junior C++ developer Help shape engineering standards, tooling, and processes Essential Experience Extensive professional experience writing modern C++ in production - fluent in modern C++ idioms and confident with C+/23 features such as concepts, ranges, coroutines, and constant expressions (constexpr/consteval) A track record of delivering low-latency, performance-sensitive systems on Linux - production code where determinism, throughput, and tail latency matter Strong computer science fundamentals: data structures, algorithms, concurrency, performance optimisation Demonstrable ability to design software architecture and make sound technical trade-offs Strong debugging and profiling skills (perf, valgrind, sanitizers, flame graphs) - you ve cared about cache lines, lock contention, jitter, and tail latency, not just correctness Confident with Git, CI/CD pipelines, modern build tooling (CMake), and automated testing frameworks Clear technical communicator - you can explain trade-offs to engineers and non-engineers alike Nice to Have Linux networking experience (sockets, networking concepts and standard tooling) Experience interacting with hardware on Linux (device drivers, system interfaces, low-level I/O) Low-level Windows systems development (Windows APIs, system services, platform-specific debugging) PostgreSQL or other relational database experience Python and/or Go (Golang) for tooling, automation, or supporting services Familiarity with time synchronisation protocols such as PTP or NTP Open-source contributions or evidence of staying current with the C++ standard Open to integrating AI tools where they add value What We Offer Salary of £80,000 - £100,000, depending on experience EMI Share Options Private Medical Insurance Hybrid working - 2 days per week at our London (Shoreditch) office, with regular team events Based at a Shoreditch FinTech incubator - a thriving community of like-minded businesses with a full social calendar, networking opportunities, and (importantly) dog-friendly Your code will sit underneath MiFID II-compliant trade timestamps at major banks, broadcast sync at tier-1 broadcasters, and timing infrastructure at telecoms operators - tangible, high-stakes impact at global scale A team that invests in modern tooling and continuous learning To Apply If you feel you are a suitable candidate and would like to work for HopTroff, please do not hesitate to apply.
May 21, 2026
Full time
Senior C++ Developer (Hybrid, UK-Based) Location: London Salary : £80,000 - £100,000 + EMI Share Options + Private Medical Insurance Vacancy Type: Full-time, Permanent We take care of time, so our customers don t have to. At Hoptroff, we build nanosecond-accurate, software-driven timing systems used by global investment banks, telecoms operators, and broadcasters - including the MiFID II-compliant trade timestamping that financial regulators depend on. When microseconds aren t tight enough and milliseconds are an eternity, our software is what s keeping the world in sync. We re entering an exciting phase of growth and looking for a Senior C++ Developer to join our small, high-calibre engineering team. You ll write modern C++ (C+ or later) at the heart of our Linux-based clock and time synchronisation platform - tight, performance-sensitive code where jitter is measured in nanoseconds and correctness is non-negotiable. You ll own significant components of the platform, contribute to architecture, and work closely alongside a junior developer and a contractor on a tight, collaborative team. The Role Reporting to the Software Development Manager, you ll lead the design, development, and optimisation of C++ software within our Linux-based timing systems. Day to day, you will: Design, build, and optimise low-latency, high-precision C++ at the heart of our timing products - code where performance, determinism, and jitter really matter Make architectural decisions on systems that have to be correct, fast, and observable in production - balancing maintainability with the hard real-time constraints of precision timing Develop online and offline tooling to support time synchronisation and system monitoring Build and maintain automated test cases using Python-based system test frameworks Provide senior-level technical input across product, QA, hardware, and commercial conversations Share knowledge, review code, and support the development of our junior C++ developer Help shape engineering standards, tooling, and processes Essential Experience Extensive professional experience writing modern C++ in production - fluent in modern C++ idioms and confident with C+/23 features such as concepts, ranges, coroutines, and constant expressions (constexpr/consteval) A track record of delivering low-latency, performance-sensitive systems on Linux - production code where determinism, throughput, and tail latency matter Strong computer science fundamentals: data structures, algorithms, concurrency, performance optimisation Demonstrable ability to design software architecture and make sound technical trade-offs Strong debugging and profiling skills (perf, valgrind, sanitizers, flame graphs) - you ve cared about cache lines, lock contention, jitter, and tail latency, not just correctness Confident with Git, CI/CD pipelines, modern build tooling (CMake), and automated testing frameworks Clear technical communicator - you can explain trade-offs to engineers and non-engineers alike Nice to Have Linux networking experience (sockets, networking concepts and standard tooling) Experience interacting with hardware on Linux (device drivers, system interfaces, low-level I/O) Low-level Windows systems development (Windows APIs, system services, platform-specific debugging) PostgreSQL or other relational database experience Python and/or Go (Golang) for tooling, automation, or supporting services Familiarity with time synchronisation protocols such as PTP or NTP Open-source contributions or evidence of staying current with the C++ standard Open to integrating AI tools where they add value What We Offer Salary of £80,000 - £100,000, depending on experience EMI Share Options Private Medical Insurance Hybrid working - 2 days per week at our London (Shoreditch) office, with regular team events Based at a Shoreditch FinTech incubator - a thriving community of like-minded businesses with a full social calendar, networking opportunities, and (importantly) dog-friendly Your code will sit underneath MiFID II-compliant trade timestamps at major banks, broadcast sync at tier-1 broadcasters, and timing infrastructure at telecoms operators - tangible, high-stakes impact at global scale A team that invests in modern tooling and continuous learning To Apply If you feel you are a suitable candidate and would like to work for HopTroff, please do not hesitate to apply.
Ernest Gordon Recruitment Limited
Bournemouth, Dorset
Junior Field Service Engineer (Planned Maintenance) Bournemouth, covering patch from Brighton to Bristol Up To 32,000 + OTE 40k + Company Car + Full Industry Training + Overtime + Progression Opportunities Are you a engineer with planned maintenance experience in sectors like security, HVAC, sprinklers, telecoms, networking, or warden call systems, looking to join a friendly, close-knit team where you'll receive full industry training, enjoy clear progression opportunities, and unlock excellent earning potential on top of your OTE? Do you want the opportunity to join a leading, customer-focused organisation delivering accredited Fire Safety, Access Control, CCTV, and Intruder Alarm solutions across the UK? On offer is a fantastic opening to work in a collaborative company with a strong culture of learning, training, and career progression. You'll be supported every step of the way as you develop your skills in a cutting-edge industry with online courses and one to one training to help you develop your career. In the role you will carry out monthly, quarterly, and annual planned maintenance on fire detection, warden call, and other life-protecting equipment. You will act as an escalation point for compliance issues, liaise with customers providing technical input, and ensure all work meets professional, safety, and compliance standards. This role would suit a engineer with planned maintenance experience in sectors like security, HVAC, sprinklers, telecoms, networking, or warden call systems, looking to join a friendly, close-knit team where you'll receive full industry training, enjoy clear progression opportunities, and unlock excellent earning potential on top of your OTE. The Role: Conduct planned maintenance visits on fire, TECs, and associated life-protection systems. Act as a point of escalation for technical and compliance issues. Provide excellent customer service while maintaining safety and professional standards. The Person: Planned Maintenance background within industries as Security, HVAC, sprinklers, telecoms, networking, or warden call systems UK Driving license based in Bournemouth or easily commutable to Reference Number: BBBH22073 If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV. We are an equal opportunities employer and welcome applications from all suitable candidates. The salary advertised is a guideline for this position. The offered remuneration will be dependent on the extent of your experience, qualifications, and skill set. Ernest Gordon Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job, you accept the T&C's, Privacy Policy and Disclaimers which can be found at our website.
Oct 07, 2025
Full time
Junior Field Service Engineer (Planned Maintenance) Bournemouth, covering patch from Brighton to Bristol Up To 32,000 + OTE 40k + Company Car + Full Industry Training + Overtime + Progression Opportunities Are you a engineer with planned maintenance experience in sectors like security, HVAC, sprinklers, telecoms, networking, or warden call systems, looking to join a friendly, close-knit team where you'll receive full industry training, enjoy clear progression opportunities, and unlock excellent earning potential on top of your OTE? Do you want the opportunity to join a leading, customer-focused organisation delivering accredited Fire Safety, Access Control, CCTV, and Intruder Alarm solutions across the UK? On offer is a fantastic opening to work in a collaborative company with a strong culture of learning, training, and career progression. You'll be supported every step of the way as you develop your skills in a cutting-edge industry with online courses and one to one training to help you develop your career. In the role you will carry out monthly, quarterly, and annual planned maintenance on fire detection, warden call, and other life-protecting equipment. You will act as an escalation point for compliance issues, liaise with customers providing technical input, and ensure all work meets professional, safety, and compliance standards. This role would suit a engineer with planned maintenance experience in sectors like security, HVAC, sprinklers, telecoms, networking, or warden call systems, looking to join a friendly, close-knit team where you'll receive full industry training, enjoy clear progression opportunities, and unlock excellent earning potential on top of your OTE. The Role: Conduct planned maintenance visits on fire, TECs, and associated life-protection systems. Act as a point of escalation for technical and compliance issues. Provide excellent customer service while maintaining safety and professional standards. The Person: Planned Maintenance background within industries as Security, HVAC, sprinklers, telecoms, networking, or warden call systems UK Driving license based in Bournemouth or easily commutable to Reference Number: BBBH22073 If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV. We are an equal opportunities employer and welcome applications from all suitable candidates. The salary advertised is a guideline for this position. The offered remuneration will be dependent on the extent of your experience, qualifications, and skill set. Ernest Gordon Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job, you accept the T&C's, Privacy Policy and Disclaimers which can be found at our website.
Junior Field Network Engineer London (field-based across London, Brighton, Oxford & surrounding areas) 26,000 - 33,000 + Overtime + On-Call + Van + Fuel Card (OTE + 5k) Company Van & Fuel Card Provided Are you a hands on engineer looking to build your career in networking? We're recruiting a Junior Field Network Engineer to join a growing technology business, supporting key contracts across London, South East, and beyond. The Role You'll provide field based support and installations for networking and connectivity systems. This is a varied, practical role that doesn't require prior network configuration experience - instead, you'll focus on the infrastructure, hardware, and field elements of networking projects. Full training will be given where required. Key responsibilities: Attend client sites across South London and surrounding areas Install, service, and maintain network equipment and connectivity solutions Work with new technologies such as Starlink and other modern connectivity systems Support senior engineers and develop your skills through training and mentoring Participate in on-call rota after training/probation Complete reports and keep accurate records About You Previous hands-on engineering/field service experience (IT, telecoms, AV, or similar) Willingness to learn network and connectivity systems (full training provided) South London-based (Lewisham area ideal) Clean UK driving licence & full right to work in the UK Flexible for overtime and on-call (additional earning potential) What's On Offer Salary: 26k- 33k DOE Company van & fuel card Overtime & on-call allowance (extra 5k+ earning potential) Full training on systems & technologies Opportunity to work with new tech (e.g. Starlink) Career development within a fast-growing business How to Apply If you're practical, reliable, and eager to grow your skills as a Field Network Engineer, apply today with your CV. Recruitment managed on behalf of the client. Company details shared with shortlisted candidates. INDAV
Oct 04, 2025
Full time
Junior Field Network Engineer London (field-based across London, Brighton, Oxford & surrounding areas) 26,000 - 33,000 + Overtime + On-Call + Van + Fuel Card (OTE + 5k) Company Van & Fuel Card Provided Are you a hands on engineer looking to build your career in networking? We're recruiting a Junior Field Network Engineer to join a growing technology business, supporting key contracts across London, South East, and beyond. The Role You'll provide field based support and installations for networking and connectivity systems. This is a varied, practical role that doesn't require prior network configuration experience - instead, you'll focus on the infrastructure, hardware, and field elements of networking projects. Full training will be given where required. Key responsibilities: Attend client sites across South London and surrounding areas Install, service, and maintain network equipment and connectivity solutions Work with new technologies such as Starlink and other modern connectivity systems Support senior engineers and develop your skills through training and mentoring Participate in on-call rota after training/probation Complete reports and keep accurate records About You Previous hands-on engineering/field service experience (IT, telecoms, AV, or similar) Willingness to learn network and connectivity systems (full training provided) South London-based (Lewisham area ideal) Clean UK driving licence & full right to work in the UK Flexible for overtime and on-call (additional earning potential) What's On Offer Salary: 26k- 33k DOE Company van & fuel card Overtime & on-call allowance (extra 5k+ earning potential) Full training on systems & technologies Opportunity to work with new tech (e.g. Starlink) Career development within a fast-growing business How to Apply If you're practical, reliable, and eager to grow your skills as a Field Network Engineer, apply today with your CV. Recruitment managed on behalf of the client. Company details shared with shortlisted candidates. INDAV
Senior Antenna / RF Engineer Location: Lincoln, Lincolnshire, UK An excellent opportunity for an experienced Senior Antenna / RF Engineer to join a newly established R&D capability within a leading global RF technology group. This role focuses on the design, simulation, and development of advanced antenna and RF subsystems across HF to SHF frequencies for applications including defence, aerospace, naval, space, and high-reliability electronic systems. This position is ideal for a highly motivated, innovative, and hands-on engineer with extensive RF and antenna experience, who thrives on solving complex technical challenges, mentoring junior engineers, and shaping the development of a growing UK R&D team. Main Responsibilities of the Senior Antenna / RF Engineer based in Lincoln, UK: Lead the design, simulation, and development of antenna and RF systems from concept through to final delivery, including prototyping, testing, and production handover. Act as technical lead on projects, managing design activities, making architectural decisions, and mentoring junior engineers. Develop mixed-signal and system-level designs, including digital control and power subsystems, custom test hardware, and RF circuits (filters, amplifiers, switches). Conduct PCB layout, population, and construction of prototypes. Perform RF, antenna, and EMC testing, and oversee product qualification including environmental and functional testing. Collaborate with electronics, systems, and other engineering disciplines to integrate solutions and ensure high-performance outcomes. Produce technical reports, customer-facing documentation, and present findings internally or externally at conferences. Support proposal generation, requirements development, conceptual design, and design reviews with customers and management. Requirements of the Senior Antenna / RF Engineer based in Lincoln, UK: Extensive experience in RF and microwave engineering and antenna system design. Proficient in simulation and design tools such as CST, HFSS, Keysight Microwave Office, ADS, or similar. Experience in MATLAB for modelling and analysis is highly desirable. Strong practical, hands-on experience with real-world RF and antenna projects, including prototyping and test equipment development. Experience leading design projects and mentoring junior engineers. Comfortable working collaboratively across teams and communicating effectively with customers and senior management. Experience in defence-related applications preferred; telecoms/network engineering not required. Flexible, resilient, and highly accountable with a mission-oriented approach. Fluent in English; additional languages beneficial. Strong understanding of electromagnetic theory, physics, and mathematics. To apply for this Senior Antenna / RF Engineer role based in Lincoln, UK, please send your CV to: or call /
Sep 23, 2025
Full time
Senior Antenna / RF Engineer Location: Lincoln, Lincolnshire, UK An excellent opportunity for an experienced Senior Antenna / RF Engineer to join a newly established R&D capability within a leading global RF technology group. This role focuses on the design, simulation, and development of advanced antenna and RF subsystems across HF to SHF frequencies for applications including defence, aerospace, naval, space, and high-reliability electronic systems. This position is ideal for a highly motivated, innovative, and hands-on engineer with extensive RF and antenna experience, who thrives on solving complex technical challenges, mentoring junior engineers, and shaping the development of a growing UK R&D team. Main Responsibilities of the Senior Antenna / RF Engineer based in Lincoln, UK: Lead the design, simulation, and development of antenna and RF systems from concept through to final delivery, including prototyping, testing, and production handover. Act as technical lead on projects, managing design activities, making architectural decisions, and mentoring junior engineers. Develop mixed-signal and system-level designs, including digital control and power subsystems, custom test hardware, and RF circuits (filters, amplifiers, switches). Conduct PCB layout, population, and construction of prototypes. Perform RF, antenna, and EMC testing, and oversee product qualification including environmental and functional testing. Collaborate with electronics, systems, and other engineering disciplines to integrate solutions and ensure high-performance outcomes. Produce technical reports, customer-facing documentation, and present findings internally or externally at conferences. Support proposal generation, requirements development, conceptual design, and design reviews with customers and management. Requirements of the Senior Antenna / RF Engineer based in Lincoln, UK: Extensive experience in RF and microwave engineering and antenna system design. Proficient in simulation and design tools such as CST, HFSS, Keysight Microwave Office, ADS, or similar. Experience in MATLAB for modelling and analysis is highly desirable. Strong practical, hands-on experience with real-world RF and antenna projects, including prototyping and test equipment development. Experience leading design projects and mentoring junior engineers. Comfortable working collaboratively across teams and communicating effectively with customers and senior management. Experience in defence-related applications preferred; telecoms/network engineering not required. Flexible, resilient, and highly accountable with a mission-oriented approach. Fluent in English; additional languages beneficial. Strong understanding of electromagnetic theory, physics, and mathematics. To apply for this Senior Antenna / RF Engineer role based in Lincoln, UK, please send your CV to: or call /
