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Senior C++ Developer (Hybrid, UK-Based)
Hoptroff
14/05/2026
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.
Go Full Stack Developer
itecopeople
11/05/2026
Full time
Senior Full Stack Developer 12-Month Fixed-Term Contract Hybrid Working (2 Days per Week in London) Salary 54,000 - 61,000 pa plus generous pension and holidays A prestigious client is seeking an experienced Senior Full Stack Developer to join a high-performing technology team delivering innovative AI and automation solutions at scale. This is an exciting opportunity to work on a modern, cloud-native platform using cutting-edge technologies across backend services, integrations, and user-facing applications. You'll play a key role in shaping engineering standards, influencing technical direction, and delivering high-quality software within a collaborative Agile environment. The Role As a Senior Full Stack Developer, you will focus primarily on backend engineering using Go , while also contributing to modern React-based frontend applications. You'll work closely with developers, architects, and product teams to build scalable, secure, and observable solutions deployed through Kubernetes-based infrastructure. This is a hands-on senior engineering role ideal for someone who enjoys solving complex technical challenges, mentoring others, and driving best practice across software delivery. Key Responsibilities Design, develop and maintain scalable backend services in Go Build modern frontend applications using React Develop APIs, integrations and event-driven services Contribute to CI/CD pipelines and cloud-native deployments Review code and champion engineering best practices Improve application performance, observability and reliability Collaborate within Agile delivery teams across multiple projects Support technical decision-making and continuous improvement Skills & Experience We are looking for candidates with strong commercial experience in: Go / Golang backend development Full stack software engineering within Agile environments REST APIs, integrations and distributed systems React and modern frontend development CI/CD, Git and cloud-based delivery practices Docker and Kubernetes Code reviews, testing and engineering governance Experience with any of the following would be highly advantageous: Microsoft Azure Python GitOps tooling (Argo CD / Flux) Observability tooling (Prometheus, Grafana, OpenTelemetry) AI/LLM-enabled applications Event-driven architectures and messaging platforms What's on Offer Opportunity to work on cutting-edge AI and cloud-native technologies Hybrid working model with flexibility Collaborative, forward-thinking engineering environment High-profile programme of work with real organisational impact 54,000 - 61,000 salary and benefits package If you are a passionate senior engineer looking for your next challenge within a modern technology environment, we would love to hear from you. Please send your CV to Laura at (url removed) Services advertised are those of an employment agency.
Senior Lead Software Engineer - Platform Engineering Runtime Compute Lead
J.P. MORGAN-1
01/09/2025
Full time
Job Description Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Senior Lead Cloud Platform Engineer at JPMorgan Chase within the Chief Data and Analytics Office, you'll be a key player in our agile team. We work together to enhance, build, and deliver top-notch technology products securely and efficiently. Your expertise and problem-solving skills will be crucial in promoting business impact and tackling a diverse array of technical challenges. This role offers the opportunity to apply and grow your skills in a dynamic and collaborative environment. Job Responsibilities: Provide technical guidance and direction to support business, technical teams, contractors, and vendors. Develop secure, high-quality production code; review and debug code written by others. Drive decisions influencing product design, application functionality, and technical operations. Lead design and development of secure, scalable, reliable cloud infrastructure and platform tools; serve as a subject matter expert and provide technical leadership to the cloud engineering team. Advocate firmwide frameworks, tools, and practices within the Software Development Life Cycle. Influence peers and project decision-makers to adopt leading-edge technologies. Collaborate with development teams to deliver high-quality, secure, scalable cloud applications. Identify improvement areas and prioritize initiatives aligning with business goals. Stay updated with cloud technology advancements; recommend adoption and implementation of new tools/technologies. Ensure compliance with security and regulatory requirements for the cloud. Manage Data Platforms Amazon EKS estate across multiple clusters and AWS accounts; contribute to Kubernetes software best practices, drive adoption, and coordinate annual upgrades/migrations. Required qualifications, capabilities, and skills Formal training or certification on software engineering concepts and proficient advanced experience Deep understanding of Kubernetes as a Runtime Platform, including core concepts. Experience managing upgrades and migrations of Amazon EKS clusters. Development of Kubernetes operators to automate toil and improve developer experience. Hands-on experience with one or more cloud computing platform providers (AWS, Azure, GCP). Experience with Cloud Infrastructure Provisioning Tools like Terraform, Pulumi, Crossplane, and Cloud Formation. Proficiency with programming languages like Golang, Python, Java, JavaScript/TypeScript. Experience with CNCF and alternative tooling. Strong knowledge of cloud security best practices, shift-left methodologies, and DevSecOps processes. Formal training or certification on software engineering concepts and applied experience. Advanced knowledge of software applications and technical processes, with expertise in one or more technical disciplines (e.g., cloud, AI, machine learning, mobile). Ability to tackle design and functionality problems independently with little to no oversight, with a background in Computer Science, Computer Engineering, Mathematics, or a related technical field. Preferred qualifications, capabilities, and skills Experience implementing multi-cloud architectures CKA and/or CKAD certifications. About Us J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives. We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation. About The Team Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we're setting our businesses, clients, customers and employees up for success.
Senior Software Developer (UKIC DV req'd)
Matchtech Cheltenham, Gloucestershire
26/08/2025
Full time
Our client, a leading organisation in the Defence & Security sector, is currently seeking a Senior Software Developer to join their team in Cheltenham on a permanent basis. This is an excellent opportunity to work on mission-focused projects, where your input will have a real-world impact. Key Responsibilities: Developing and maintaining software solutions using languages such as C++, Python, and Linux Implementing containerisation using Helm and other relevant tools Collaborating with cross-functional teams to design scalable and supportable systems Contributing to the overall system architecture and providing input on best practices Engaging in continuous learning and professional development activities Ensuring the security and integrity of software solutions Testing and debugging code to ensure high-quality deliverables Documenting software designs and ensuring comprehensive test coverage Job Requirements: Experience in software development using C++, Python, and Linux Proficiency in containerisation, particularly with Helm Understanding of telephony and internet protocols and standards is desirable Experience with Rust and GoLang is a plus Active or recently active DV clearance Strong problem-solving and analytical skills Ability to work effectively in a team-oriented environment Excellent communication skills Benefits: 37.5 hour working week 10% of the working week allocated to self-directed personal development 25 days of leave (excluding public holidays) A strong commitment to work-life balance Attractive pension scheme with 10% employer contribution and 5% employee contribution If you are an experienced Senior Software Developer with a passion for making a difference in the Defence & Security sector, we would love to hear from you. Apply now to join our client's innovative and talented team in Cheltenham.
AWS Cloud Engineer (Bristol)
Accenture Cheltenham, Gloucestershire
24/09/2022
Full time
AWS Cloud Engineer Locations: Bristol Salary:Competitive salary and package dependent on experience Career Level:Senior Analyst, Specialist, Associate Manager Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history at the point of application Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital capabilities across all of these services. With our thought leadership and culture of innovation, we apply industry expertise, diverse skill sets and next-generation technology to each business challenge. We believe in inclusion and diversity and supporting the whole person. Our core values comprise of Stewardship, Best People, Client Value Creation, One Global Network, Respect for the Individual and Integrity. Year after year, Accenture is recognized worldwide not just for business performance but for inclusion and diversity too. "Across the globe, one thing is universally true of the people of Accenture: We care deeply about what we do and the impact we have with our clients and with the communities in which we work and live. It is personal to all of us." - Julie Sweet, Accenture CEO As a team: We are one of the world's leading providers of AWS Solutions. You'll work on innovative projects with colleagues to drive collaboration from strategy through to implementation. You will be using the latest technologies with clients to help them get to the next level. You'll learn, grow and advance in an innovative culture thatthrives on shared success, diverse ways of thinking and enables boundaryless opportunitiesthat candrive your career in new and exciting ways If you're looking for a challenging career working in a vibrant environment with access to training and a global network of experts, this could be the role for you.As part of our global team, you'll be working with cutting-edge technologies and will have the opportunity to develop a wide range of new skills on the job. In our team you will: Work for tier-1 clients across industry sectors - helping them turn their cloud strategy into reality; Help design and deliver transformative cloud solutions - from migrating legacy applications onto AWS to building innovative, new cloud-native applications; Continue to learn and grow - we actively encourage and support continuous learning and certification on AWS; Serve as an AWS evangelist, educating customers on the value AWS can bring to transform their business. As an AWS Cloud Engineer, you will: Design and deploy enterprise-wide dynamically scalable, highly available, fault tolerant, secure and reliable applications on AWS full-stack; Assist with the implementation of AWS platform architectures, including account structure, serverless, networks, security, deployment orchestration and automation; Build and configure code and IaC pipelines; Containerise and deploy existing and new applications; Show more Show less Qualifications Qualifications - External We are looking for experience in the following skills: Hands-on development background in AWS, across a wide range of AWS services; Hands-on experience developing Infrastructure as Code using AWS Cloudformation and/or AWS Cloud Development Kit and/or Terraform Hands-on experience with scripting and compiled languages, especially Python and/or NodeJS and/or Golang; Hands-on experience developing complex automation to support Continuous Integration and Delivery approach to software release management Hands-on experience with Linux/UNIX based environments; Experience with container and container orchestration technologies, such as Docker, Kubernetes, Elastic Container Service (ECS) etc. Systems engineering and software development skills, problem solving, root cause analysis and debugging skills Set yourself apart: A Minimum 2 years hands-on experience in engineering or implementing solutions on AWS. A certification in at least one of the following: AWS Solution Architect (Professional or Associate), AWS DevOps, AWS Developer or AWS SysOps. What's in it for you At Accenture in addition to a competitive basic salary, you will also have an extensive benefits package which includes 30 days' vacation per year, private medical insurance and 3 extra days leave per year for charitable work of your choice! Flexibility and mobility are required to deliver this role as there will be requirements to spend time onsite with our clients and partners to enable delivery of the first-class services, we are known for. About Accenture Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital capabilities across all of these services. We combine unmatched experience and specialized capabilities across more than 40 industries - powered by the world's largest network of Advanced Technology and Intelligent Operations centers. With 509,000 people serving clients in more than 120 countries, Accenture brings continuous innovation to help clients improve their performance and create lasting value across their enterprises. Visit us at Closing Date for Applications 01/08/2022 Accenture reserves the right to close the role prior to this date should a suitable applicant be found. RROOTS
Senior .NET Developer
Daniel James Resourcing Leyland, Lancashire
05/11/2021
Full time
A Senior Full-sack .NET Developer is currently being sought by a technology company that are a part of a global and very well-known brand making some rapid developments and additions to their businesses to ensure they are able to leapfrog competition post covid. This Full-sack .NET Developer role will pay anything up to £65,000 plus a great package and will be based out of their brand new offices based very near Preston, Lancashire but will allow for very flexible working post covid. As the successful Full-sack .NET Developer, you will be working on all phases of software development, within a fast-moving team of smart and experienced developers working in an agile environment, who continue to explore new technologies, tools & techniques. There will be loads of opportunity to learn and build on existing as well as new skills and experience but, to be successful in this role, you will need to bring a strong mixture of any of the following skills and experience: Qualification: Degree (or equivalent) in IT or related subject Expert experience and an expert at C# semantics, type system with .NET Core and JavaScript and ideally have some experience in some other languages such as F#, VB .NET, Java, Scala, Python, Clojure, Golang etc. You will need to understand the .NET stack fully, including the CLR, reflection, optimization, metaprogramming. SOLID code principles oWASP Security Principles Experienced in automated testing and CI/CD (Continuous Integration & Deployment eg Team City, Jenkins, Go-CD & Octopus Deploy) Expert in IIS, HTTP, Windows & Web Services, Web API, Web sockets, Web farms, Load balancing etc. Event sourcing & Event-Driven Microservices eg Rabbit MQ, MSMQ Good understanding of protocols such as SOAP/REST/JSON Web UI Technologies, such as: SASS, CSS, HTML, JavaScript & JQuery, AngularJS It's a great time to be joining a strong, expanding business and would be a smart step for any experienced Full-sack .NET Developer wanting to make a positive career change that will offer great progression and development. If you would like more information on this Senior Full-sack .NET Developer position including a full job specification, please apply today!
Backend Software Developer (Python)
Berkeley Square IT Ltd
05/11/2021
Contractor
Senior Backend Developer (Python) x5 6 Month Contract (InsideIR35) £600pd Fully Remote I have an urgent need for 5 Backend Engineers for one of our main clients. Are you: A proficient Backend Python Engineer? Do you: Write code predominantly in Golang or Python? Do you have: Familiarity with Google Cloud Platform specifically with its development tooling (ex. Debugging, APM, etc.)? Responsibilities: Your role as developer is to build optimized, scalable, and modular software using required technologies. You will be tasked with developing and coding Back End components and connecting applications to other web services. Essential skills: Proven experience as a application, microservices designer and developer maintaining and creating those solutions. Experience with Golang, Python, gRPC. Adaptability to pick up new languages and frameworks. Ability to understand and work with various storage solutions. In-depth understanding of the entire development process (design, development and deploy). Understanding of various API protocols. Excellent analytical and multitasking skills. Understanding of how systems run in production. Desirable Skills: Familiarity with Google Cloud Platform specifically with its development tooling (ex. Debugging, APM, etc.) Experience using SQL. Experience in DDD. Containerization. Experience working within a commercially Agile environment. Experience working with an automated build and deployment pipeline.
Senior Python Developer
Venture Up Ltd
09/09/2021
Full time
Senior Python Software Developer - using tech to disrupt the trading market - London Essential skills: Python, Golang, UNIX/Linux, C, Haskell, APL/J/K, Lisp, Django A Principal Python Software Developer is required for an exciting and innovative Software House Company/Hedge Fund based in London. The successful candidate will be working closely with the quantitative researchers and alongside other ex...... click apply for full job details