Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Starling Bank
across the business, we are in this together! The way to thrive and shine within Starling is to be a self-driven individual and be able to take full ownership of everything around you: from building things, designing, discovering, to sharing knowledge with your colleagues and making sure all processes are efficient and productive to deliver the best … we're able to interact and collaborate in person. Our Engineering Environment Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. Hear from the team in our latest blogs or our case studies with Women in Tech . We are looking for engineers at all levels to join … and continuous deployment. If you care enough to find elegant solutions to difficult technical problems, we'd love to hear from you. The main part of our Tech Stack is listed below; we don't ask that you have experience in all of this, but if you do, that's great! Java, which makes up the majority of More ❯
across the business, we are in this together! The way to thrive and shine within Starling is to be a self-driven individual and be able to take full ownership of everything around you: From building things, designing, discovering, to sharing knowledge with your colleagues and making sure all processes are efficient and productive to deliver the best … the office a minimum of 1 day per week. Our Engineering Environment Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. Hear from the team in our latest blogs or our case studies with Women in Tech . We are looking for engineers at all levels to join … are looking for people who want to work on building the tooling that is used by our engineers on a daily basis. The main part of our Tech Stack is listed below, we don't ask that you have experience in all of this, but if you do, that's great! Java, which makes up the majority of More ❯
across the business, we are in this together! The way to thrive and shine within Starling is to be a self-driven individual and be able to take full ownership of everything around you: From building things, designing, discovering, to sharing knowledge with your colleagues and making sure all processes are efficient and productive to deliver the best … the office a minimum of 1 day per week. Our Engineering Environment Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. Hear from the team in our latest blogs or our case studies with Women in Tech . We are looking for engineers at all levels to join … are looking for people who want to work on building the tooling that is used by our engineers on a daily basis. The main part of our Tech Stack is listed below, we don't ask that you have experience in all of this, but if you do, that's great! Java, which makes up the majority of More ❯
leave packages and enhanced sick pay Training and development opportunities Engagement and celebration activities- anniversaries, birthdays, team building, company-wide events About you/Job Summary The Platform Engineer will provide full lifecycle assistance to Development, Testing and Production environments, working within the Platform & Developer Experience organisation to be the hands-on subject matter expert for … the application stack with knowledge of Microsoft Azure, Cloud environments (PaaS & laaS), Microsoft Server OS, Microsoft SQL Server, PowerShell & CI/CD platforms. The Platform & Developer Experience Organisation is a force-multiplier enabling team for the product teams in Clue Software. In other words, we help the wider engineering team be awesome! The team is responsible for the … infrastructure is currently a mix of Azure IaaS & PaaS services but we're moving towards a MACH architecture with serverless functions. You will be an experienced hands-on engineer who is passionate about DevOps, Platform Engineering, security, reliability, performance, and empowering the Product Development teams to take ownership for shipping continuously and reliably to production. A key focus More ❯
across the business, we are in this together! The way to thrive and shine within Starling is to be a self-driven individual and be able to take full ownership of everything around you: From building things, designing, discovering, to sharing knowledge with your colleagues and making sure all processes are efficient and productive to deliver the best … the office a minimum of 1 day per week. Our Engineering Environment Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. Hear from the team in our latest blogs or our case studies with Women in Tech . We are looking for engineers at all levels to join … are looking for people who want to work on building the tooling that is used by our engineers on a daily basis. The main part of our Tech Stack is listed below, we don't ask that you have experience in all of this, but if you do, that's great! Java, which makes up the majority of More ❯
AI agents that transform how they operate at scale. You'll also partner with the most cutting-edge startups in London, embedding AI agents across their entire business stack to drive innovation and efficiency. Build the future of the platform: Your direct work with customers will guide the evolution of Sierra's core platform. You'll surface unmet … clear, direct, and persuasive across technical and non-technical audiences Even better Experience building or deploying AI/LLM systems in production Have been a founder or founding engineer - you know what it means to balance craft, ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering … respect each other and celebrate each other's personal and professional achievements. What we offer We want our benefits to reflect our values and offer the following to full-time employees: Flexible (Unlimited) Paid Time Off Medical, Dental, and Vision benefits for you and your family Life Insurance and Disability Benefits Retirement Plan (e.g., 401K, pension) with Sierra More ❯
DevOps Engineer - Fort Eisenhower, GA (50% Hybrid) Codescratch, is a leading software services company that specializes in developing innovative solutions, driving improvements, and optimizing operations for a diverse clientele in both the public and private sectors. We have a proven track record of success in tackling complex, large-scale challenges that demand out-of-the-box thinking and … You Will Do: Facilitating the development and deployment of infrastructure of various products on on-prem hardware. Support architecture, building and configuring of a hardware lab. The DevOps Engineer will be responsible for implementing infrastructure, automating deployment processes, and ensuring the reliability and scalability of our services. The DevOps Engineer will play a key role in … TS/SCI with a Polygraph is required Experience with CI/CD pipelines in a containerized environment Experience enforcing project DevOps processes to ensure consistency of deployments Full software lifecycle automation experience (design, development, test, deployment), including deployment to a production environment. Strong knowledge of Linux, including system administration and troubleshooting. Proficient in configuration management tools such More ❯
to integrate these leading technologies into optimised and efficient data models and ecosystems, feeding into best-in-class analytics dashboards, marketing activation and front-end platforms Software Engineering: fullstack expertise to build, maintain and support internal and externally facing Software & Data as a Service solutions, in AWS, that accelerate delivery and unlock deeper insights for … a start-up, we can move faster than most companies and do things differently. We have experienced rapid growth so far and we're looking for a AI Engineer to join our growing team. ABOUT THE ROLE You'll play a crucial role in designing, prototyping and evaluating innovative data science solutions, powered by digital consumer data sources. More ❯
expertise in leveraging AI. The team includes data strategists, consultants, data scientists and analysts that work alongside DEPT teams around the world across different services - from commerce, to full-funnel media, content engineering to internal operations. You will be solving some of the hardest and most challenging problems facing some of the best loved brands in the world … analytics, and AI to deliver exceptional data-driven solutions that build lasting relationships with our clients like Footlocker, Nikon, Rituals, and Philips. ROLE OVERVIEW As a Senior Data Engineer you're supporting our clients in architectural design, implementation and researching of the more complex data integrations setups. You also work on providing other data consumers like data scientists … the needed data for their data models and watchdog continuous delivery on projects, periodically reviewing the current tech stack decisions and challenging the components from every aspect - operational, security and cost aspect. JOB PURPOSE As part of the EMEA Data craft team, you will be responsible for delivering technical excellence on complex client projects. Our Data Engineers are More ❯
We work closely with stakeholders across the business to expand the understanding and impact of machine learning and AI throughout Trainline. We are looking for a Machine Learning Engineer to join the Product ML team to help shape the future of train travel. You will build highly innovative AI and ML products working alongside engineers, scientists and product … to work with fellow ML enthusiasts on large-scale production systems, delivering highly impactful products that make a difference to our millions of users. As a Machine Learning Engineer at Trainline you will Work in cross-functional teams combining data scientists, software, data and machine learning engineers, and product managers Design and deliver NLP based machine learning systems … at scale that drive measurable impact for our business Own the full end to end machine learning delivery lifecycle including data exploration, feature engineering, model selection and tuning, offline and online evaluation, deployments and maintenance Partner with stakeholders to propose innovative data products that leverage Trainline's extensive datasets and state of the art algorithms Create the tools More ❯
We're looking for a senior frontend engineer to join the team. You'll be an expert in React and someone who sweats the pixels - but you're also open to contributing to our mobile apps or backend from time to time. You'll help shape what we build, not just how we build it. About Ember We … Europe's leading climate VCs and are looking for mission-driven individuals who want to get on board and help take us to the next level. Our tech stack Our systems drive everything we do including booking tickets, tracking buses, controlling chargers, calculating ETAs, monitoring traffic and keeping passengers informed. We rely on the following tools and technologies … Ember, we support diversity across our team and customers. We work to ensure every employee feels respected and able to give their best, whether temporary, part-time or full-time. We're happy to offer flexible working patterns where they make sense, are compassionate when it comes to time off and offer enhanced maternity and paternity leave. Read More ❯
We work closely with stakeholders across the business to expand the understanding and impact of machine learning and AI throughout Trainline. We are looking for a Machine Learning Engineer to join the Product ML team to help shape the future of train travel. You will build highly innovative AI and ML products working alongside engineers, scientists and product … to work with fellow ML enthusiasts on large-scale production systems, delivering highly impactful products that make a difference to our millions of users. As a Machine Learning Engineer at Trainline you will Work in cross-functional teams combining data scientists, software, data and machine learning engineers, and product managers Design and deliver machine learning systems at scale … that drive measurable impact for our business Own the full end to end machine learning delivery lifecycle including data exploration, feature engineering, model selection and tuning, offline and online evaluation, deployments and maintenance Partner with stakeholders to propose innovative data products that leverage Trainline's extensive datasets and state of the art algorithms Create the tools, frameworks and More ❯
GCP, and their services for scalable, resilient systems. Expertise in containerization technologies (e.g., Docker, Kubernetes) and orchestration tools. Knowledge of monitoring and logging tools (e.g., Prometheus, Grafana, ELK Stack) for maintaining system health and performance. Ability to lead and mentor junior engineers in reliability and system optimization best practices. Excellent communication skills for effective collaboration with cross-functional … stakeholders. Proactive in identifying and mitigating potential system failures and performance issues. Preferred skills & experience: Software engineering expertise. Terraform. Python. Kubernetes. Scala. AWS/GCP. Benefits & perks (UK full-time employees): Generous PTO and company holidays. Comprehensive medical and dental insurance. Paid parental leave for all parents (12 weeks). Fertility and family planning support. Early-detection cancer More ❯
Operational Cyber Software Engineer Location: Gloucester, Manchester, London - Onsite work required, with consideration for both full and part-time applicants - please speak to your recruiter about the options Requisition ID: 121882 Grade: GG10 - GG12 Operational Cyber Group is a team of industry-leading experts in high-assurance development, research, reverse engineering, and vulnerability research. With a … of the principles of high-assurance development, and an awareness of the importance of IT security for companies and governments. Intermediate to advanced understanding of computing principles (e.g. stack/heap distinction, compiled/interpreted languages). Proficiency with at least one solution language (e.g. C++, Java, C#) and one utility language (e.g. Python, JavaScript, Perl, PowerShell). More ❯
up meeting for the current sprint where you'll discuss your workload and any blockers, or you may attend a major incident management meeting where as the senior engineer on call have worked on problem root cause and resolution. Next, you may have development coding which could be a new function, problem fix or project related activity. As … application and central bank settlement. You may draft and raise a change request through the Bank's formal processes or attend an audit representing technology. As a senior engineer, you may hold learning/master class sessions so that colleagues in your team, and more widely, better understand the tools/applications you support. Depending on the cover … weeks, you will not be on a rota so can dedicate time to coding. Role Requirements You are dedicated developer within an Agile environment, meet minimum criteria and stack enthusiast. Have a clear collaborative approach to working with others, and keen to share knowledge with colleagues. Understand that the RTGS environment is critical to the UK Payments Systems More ❯
up meeting for the current sprint where you'll discuss your workload and any blockers, or you may attend a major incident management meeting where as the senior engineer on call have worked on problem root cause and resolution. Next, you may have development coding which could be a new function, problem fix or project related activity. As … application and central bank settlement. You may draft and raise a change request through the Bank's formal processes or attend an audit representing technology. As a senior engineer, you may hold learning/master class sessions so that colleagues in your team, and more widely, better understand the tools/applications you support. Depending on the cover … weeks, you will not be on a rota so can dedicate time to coding. Role Requirements You are dedicated developer within an Agile environment, meet minimum criteria and stack enthusiast. Have a clear collaborative approach to working with others, and keen to share knowledge with colleagues. Understand that the RTGS environment is critical to the UK Payments Systems More ❯
Data Scientist Level: Senior Location: McLean, Virginia Clearance Required: TS/SCI Full Scope Polygraph Job Description The Sponsor seeks an experienced Data Engineer/Data Scientist with a strong foundation in PL/SQL, Java, AWS, BASH, Linux, and Oracle. The candidate will play a critical role in developing and optimizing data solutions that ensure … project management methodologies. Desired Technology & Tools: • Knowledge of AWS cloud storage technologies (RDS, DynamoDB, S3) and experience delivering solutions using AWS services. • Familiarity with automation tools (Gradle, Maven), full-stack environments, and prototyping. • Experience with Sponsor-specific networks, authentication processes, and production systems. • Strong communication skills, with the ability to present complex technical information to non More ❯
Developer Location: Chertsey, Surrey Job Type: Full time Contract Type: Permanent Salary: c£30,000 - £40,000 Basic (depending on experience) Are you an experienced Developer looking to join a progressive and dynamic MSP where you will advance your skills on a variety of projects? The Company Krome Technologies is a dynamic, people first technology consultancy delivering a …/You may also have experience in the following: Junior Software Developer, Web Developer, Front-end Developer, Back-end Developer, Application Developer, Software Engineer, Junior Programmer, Full-stackEngineer, IT Developer, Junior Systems Developer, etc. REF More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
C++ Developer/Software Engineer (TDD FX Options) London to £100k Are you a bright, ambitious C++ Developer with an eagerness to learn and progress your career working on complex financial trading systems? You could be joining the Investment Management arm of a global bank. As a C++ Developer you will design and develop fullstack … systems for new FX Derivatives products and connectivity to external vendors, collaborating closely with traders and quants to build the solutions they require. You'll work across the full software development lifecycle including assisting with architecture of new solutions, you'll be working with C++ 14/17 with a TDD environment but will also gain exposure to … Python, TypeScript and React. You'll join a small, highly talented team, working across the full development lifecycle and will be supported to progress your career. Location/WFH: You'll be based in the London office and have flexibility to work from home once a week. About you: You have achieved a 2.1 or above from a More ❯
Contract Mobile Software DeveloperLocation: Hybrid (Coventry + remote flexibility)Contract: 6 months | £300-£350/day (Outside IR35)We're looking for a Kotlin-first engineer who thrives across web, backend, and mobile platforms. This is a hands-on role working with a modern tech stack and 4-week release cycles on scalable, high-performance apps.Must … Have Tech Stack:• Kotlin Multiplatform (iOS, Android, Backend)• Spring Boot 3 (Kotlin only - no Java!)• Jetpack Compose• Room (mobile local data storage)You’ll Be:• Building Angular web apps• Developing backend microservices• Creating cross-platform mobile apps• Designing efficient SQL schemas• Debugging fullstack issues & collaborating in agile teams Ideal Candidate:• Confident in Kotlin More ❯
West London, London, United Kingdom Hybrid / WFH Options
Client Server
Backend Developer/Software Engineer (Java 17 Kotlin AWS) London/WFH to £85k Are you a technologist Backend Developer with strong Java skills looking to progress your career, working with a modern cloud based infrastructure and a range of technology? You could be joining a hugely successful and growing commodities trading firm that specialise in trading silver … and gold. As a Backend Developer you'll collaborate with the Lead Engineer on the whiskey trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing and developing highly complex web based trading platforms working across the full development lifecycle. The technology stack … have experience with Agile processes and TDD You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms Other tech in the stack includes Scala, React, Spring, Oracle, Redis, Kubernetes, Docker and Linux so previous exposure to any of these would be beneficial You're collaborative with good communication skills What's More ❯
Flexible hybrid working, a supportive culture, and significant investment in technology and people. Interested? Let's build something extraordinary. Apply now or reach out for a confidential conversation. Full-Stack Developer Remote (UK-based) £50k-£55kShape the next generation of enter Calling the Connectors, the Closers, the Change-Makers.Business Development Manager£35k + Commi We've … European leader for holiday rentals, operating across multiple brands and high-volume Hybrid 1-2 days a week in London or Manchester (UK-based only) Permanent Senior Software Engineer - Fast-Growth E-Commerce BrandHybrid 1-2 days a week in London or Manch UK-based (Remote with occasional travel) Permanent We're partnered with a scaling SaaS organisation More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Breakthrough Talent
Python Developer – £75,000 – West London (2 Days On-Site) I’m working with a product-led tech company in West London who are hiring for a Python Engineer to join their cloud engineering team. They’re building out scalable, high-availability platforms using modern AWS services (ECS/EKS, Lambdas, Serverless), and need someone who enjoys working … a collaborative team, working across a mix of containerised apps and serverless solutions – and helping to drive best practice across CI/CD, automation, and data processing. Tech Stack & Focus Areas Cloud & Containers: AWS ECS or AWS EKS CI/CD & Tooling: GitLab, Docker Backend: Python Serverless: AWS Lambdas, Serverless architecture Data Layer: PostgreSQL, OpenSearch, Athena DevOps: Strong … Salary up to £75,000 Stable, long-term growth with a strong product roadmap Great engineering culture with mentorship, autonomy, and technical ownership If you're a software engineer with experience across DevOps, cloud-native tools, and Python development — and want to work in a modern AWS environment — this could be a great fit. Drop me a message More ❯
Python Developer – £75,000 – West London (2 Days On-Site) I’m working with a product-led tech company in West London who are hiring for a Python Engineer to join their cloud engineering team. They’re building out scalable, high-availability platforms using modern AWS services (ECS/EKS, Lambdas, Serverless), and need someone who enjoys working … a collaborative team, working across a mix of containerised apps and serverless solutions – and helping to drive best practice across CI/CD, automation, and data processing. Tech Stack & Focus Areas Cloud & Containers: AWS ECS or AWS EKS CI/CD & Tooling: GitLab, Docker Backend: Python Serverless: AWS Lambdas, Serverless architecture Data Layer: PostgreSQL, OpenSearch, Athena DevOps: Strong … Salary up to £75,000 Stable, long-term growth with a strong product roadmap Great engineering culture with mentorship, autonomy, and technical ownership If you're a software engineer with experience across DevOps, cloud-native tools, and Python development — and want to work in a modern AWS environment — this could be a great fit. Drop me a message More ❯
Full time - permanent role - Paris or full remote from Western EU - 58-70k€ + shares We're looking for a Back-end Engineer at Kiln. We are maintaining about 26 protocols. In this role, you'll be responsible for: 1) Building the product:You'll be working closely with the Product and Infrastructure … of the roadmap with the rest of the team. In this role, it includes: Development of data aggregators for blockchains Development of new Golang microservices within the Kiln stack Taking part in automation & deployment processes Framework development 2) Owning what you build:As you architect, test, and refine the Kiln platform, you will ensure that our services communicate … on the early team plays an important role in attracting, closing, and growing other talented team members. You can also mentor or brainstorm with other backend developers. Our stack Mostly inGolang with a bit ofJavaScriptandTypeScript Communication between services is done using HTTP Rest, and most of our databases are backed by PostgreSQL Everything runs in Kubernetes on GCP More ❯