Senior Software Engineer - London (Hybrid)

Location: London Start date: Immediate The Role: Join AlphaSights as a dynamic and motivated Mid-Level Test Engineer within our Software Engineering Team. As a digital business, we prioritize continuous uptime, product quality, and exceptional user experience. This role is a crucial opportunity to make an immediate impact on our product development. Collaborating closely with Software Engineering and Product Management, your focus will be on designing and implementing automated testing solutions that ensure our applications are reliable, scalable, and adhere to the highest standards across frontend, backend, and APIs. In this position, you will be entrusted with specific areas of responsibility and expected to manage your time effectively. A positive, problem-solving mindset is essential, as is a passion for delivering seamless user experiences through robust test automation in a fast-paced environment. We seek a proactive and creative individual who enjoys collaboration and is dedicated to both personal growth and team success. You will have opportunities for on-the-job and classroom-based learning, diving into the field of IT with exposure to various technologies, regions, and challenges. Working primarily with teams in London and Portugal, you will also engage with colleagues from other offices across EMEA, the US, and Asia. What You’ll Do: Design and develop automated test plans and suites for various projects, validating software functionality and ensuring comprehensive regression coverage. Develop and maintain automated testing frameworks and infrastructure, providing tools for developers to test their own code. Lead test automation initiatives and conduct targeted manual testing as needed, such as exploratory testing, UI validation, and edge case verification. Create, manage, and maintain test data to support automated testing across environments, ensuring consistency and reproducibility of results. Support robust testing through API test automation, test data management, and cross-platform validation across browsers and devices. Collaborate with cross-functional teams to enhance product quality and user experience.

Role Overview Resillion is looking for a Test Analyst to support projects on the Aladdin Accounting platform. This hybrid position is based in London and focuses on maintaining high quality and reliability in financial software. What You Will Do Work with cross-functional teams to create and refine test plans Execute test cases for the Aladdin Accounting platform Identify, document, and help resolve software issues Location This is a hybrid role based in London.

Join Our Innovative Team at FreetradeAt Freetrade, we're on a mission to simplify investing, making it accessible and affordable for everyone. Our goal is to empower individuals to maximize their savings and grow their wealth.We're building an exceptional team of innovators who are passionate about transforming the investment landscape. If you're someone who thrives on tackling challenging problems and crafting cutting-edge products, you will find your place here.The upcoming year, 2026, promises exciting developments for us. Following our partnership with IG Group, we will continue to operate independently while benefiting from their extensive resources and expertise.This year, we aim to elevate our offerings by introducing new features such as mutual funds, bonds, and family investment tools. We're also exploring the integration of AI to enhance our customer experience further.Why You Should Join Our Engineering Team?Become a crucial part of a team that is redefining the investment future. As a Software Engineer, you will be instrumental in creating and maintaining a robust and scalable platform that serves thousands of users daily. We embrace complex technical challenges, foster innovation, and develop solutions that make a tangible difference. Here, your contributions will influence investment decisions throughout the UK. Join us to transform ideas into reality.We are on the lookout for a talented Mid-Level Software Engineer to join our Backend Engineering team.Our Primary Tech Stack:NodeJS/TypescriptGoogle Cloud PlatformPostgreSQLKey Responsibilities:Deliver high-quality software solutions within set timelines, tackling complex problems by proposing multiple solutions and evaluating trade-offs to assist your team in making sound technical decisions.Address technical challenges by providing scalable and maintainable solutions efficiently, considering trade-offs.Understand the core features and KPIs of your product, collaborating closely with the Product Manager to drive product development.Be prepared for on-call responsibilities, effectively responding to high-priority issues and knowing when to escalate them.About You:You have a solid background in software engineering, with experience in the technologies we use.

Location: London Start date: Immediate The Role: Join AlphaSights as a Senior Test Engineer within our dynamic Software Engineering Team. In our digital-first organization, ensuring continuous uptime, exceptional product quality, and outstanding user experiences is paramount. This role presents a unique opportunity to make an immediate impact on our engineering efforts. You will collaborate closely with Software Engineering and Product Management, spearheading the design and execution of automated testing solutions that scale across our platform, guaranteeing reliability and quality across frontend, backend, and APIs. We seek a proactive, innovative, and collaborative individual who is committed to continuous improvement and team success. This hands-on leadership role involves not just developing and maintaining automated tests but also guiding Test Engineering strategies, establishing technical standards, mentoring QA team members transitioning to Test Engineering, and defining best practices for testing, quality, and reliability. In this fast-paced environment, you will maintain a positive, solution-oriented mindset while delivering flawless user experiences through robust test automation. In addition to working with teams based in London and Portugal, you will have the chance to engage with teams across EMEA, the US, and Asia. What You’ll Do: Lead the design and development of automated test plans, suites, and frameworks across multiple projects to ensure comprehensive test coverage and high-quality releases. Mentor and guide junior QA engineers, enhancing their automation skills and cultivating a culture of quality and best practices. Maintain and scale test automation infrastructure to support CI/CD pipelines, cross-platform validation, and rapid feedback loops. Perform targeted manual testing, including exploratory testing, edge-case validation, and UI/UX verification when necessary. Collaborate closely with Engineering and Product teams to define test strategies, acceptance criteria, and testing priorities for complex features. Drive cross-team initiatives that enhance overall testing practices.

About the Role Motorway is hiring a Mid-Level Frontend Engineer in London. This role focuses on building and improving web applications that make a real difference for our customers. Collaboration with designers and backend developers is central to the work, helping turn ideas into polished, reliable features. What You Will Do Develop and maintain user-friendly web applications Work with designers to create visually appealing interfaces Partner with backend engineers to deliver complete product features Contribute to solutions that improve the customer experience

Role Overview 8th Light, Inc. seeks a Principal Software Engineer for its London office. This hybrid role combines in-office and remote work, supporting both flexibility and close team collaboration. What You Will Do Lead software projects from planning through delivery Mentor junior developers and support their growth Work with cross-functional teams to build high-quality software products Promote technical excellence and encourage continuous improvement within the team Who We’re Looking For We value engineers with a track record of building reliable software, a collaborative approach, and a commitment to craftsmanship. Experience leading teams or projects is important. A willingness to share knowledge and help others grow is essential. Location London, England, United Kingdom (hybrid: in-office and remote work)

Join CUR8 as a Back-end EngineerAt CUR8, we are on a transformative mission to reshape the carbon removal landscape. With the pressing need to eliminate 5-10 Gigatonnes of CO₂ by 2050, our innovative platform empowers organizations worldwide to meet their carbon neutrality goals.As part of our dedicated Risk Engine squad, you will play a pivotal role in evaluating and refining high-quality carbon removal projects, ensuring our clients have access to reliable insights and data.Your collaboration with our Lead Software Engineer, Senior AI Engineer, and scientists will be vital in converting scientific criteria into robust, scalable software solutions.Key ResponsibilitiesDevelop Application Logic: Craft the code that manages data flow, from document ingestion to model result handling.Translate Science into Code: Work closely with Carbon Scientists to understand project criteria and develop corresponding code logic.Manage Unstructured Data: Create systems that can transform complex real-world inputs into structured, actionable data.Deliver Insights: Design APIs and data structures that present findings to customers in an intuitive user interface.Our Technology StackCore Back-end: GoData Stack: PythonDatabase: PostgreSQLInfrastructure: Google Cloud Platform, TerraformAI Tools: Claude, Gemini, GPTWhile expertise in both Go and Python is not essential, a willingness to engage with both is necessary.Your Technical ExpertiseExperience: A minimum of 2 years in building and maintaining backend software.Language Proficiency: Comfortable with a statically typed language (preferably Go).

About Fuse Energy Fuse Energy is a startup focused on renewable energy, working to deliver a terawatt of clean power. The company develops solar, wind, and hydrogen projects, operates real-time power trading, and builds distributed energy systems. Fuse Energy sells directly to consumers, removing intermediaries to lower costs and pass savings along. Backed by $170M from investors including Multicoin, Balderton, Lakestar, Accel, Creandum, Lowercarbon, Ribbit, and strategic angels such as Nico Rosberg and the co-founder of Solana, Fuse Energy is positioned for rapid growth. The team is also building the Energy Network, a decentralized platform of smart devices that rewards users for electrifying their homes, shifting usage to off-peak times, and helping stabilize the grid. This work supports AI data centers and other energy-intensive sectors. Role Overview: Test Engineer The Test Engineer plays a key role in making sure Fuse’s hardware products and energy systems meet regulatory, safety, and performance standards at every stage. This is a hands-on position, working with both prototypes and deployed systems. The role involves close collaboration with hardware, firmware, software, and operations teams to translate regulatory requirements into practical, testable engineering outcomes. Main Responsibilities Validate designs through structured testing and analysis Support certification processes and ensure compliance with relevant standards Carry out end-of-line verification for hardware and energy systems Work across a range of regulatory areas, including electrical safety, EMC, grid connection, and environmental compliance Collaborate with multidisciplinary teams to ensure products meet all requirements throughout their lifecycle Location London, England, United Kingdom

About LendableLendable is committed to revolutionizing the way individuals access credit and save money. As one of the UK's most dynamic fintech firms, we are proud to have achieved significant milestones:Recognized as one of the UK’s newest unicorns, with a growing team of over 700 professionals.Ranked among the fastest-growing technology companies in the UK.Profitable since 2017.Supported by leading investors such as Balderton Capital and Goldman Sachs.Highly rated by customers, boasting a 4.9 rating on Trustpilot based on thousands of reviews.We have successfully reimagined the Big Three consumer finance products: loans, credit cards, and car finance, enabling us to deliver funds to our customers in minutes rather than days.As we continue to expand, our ambitions are set on capturing the two largest Western markets—the UK and the US—where vast financial resources remain tied up in outdated systems and cumbersome processes.Why Join Us?Empower Yourself: Enjoy the autonomy to make impactful decisions that shape the success of Lendable from day one.Collaborate with Talent: Work within intimate teams of exceptional individuals who are adept at problem-solving and innovative thinking.Innovate In-House: Develop cutting-edge technology using advanced data sources, machine learning, and AI to streamline operations.About the RoleWe are seeking a skilled Mid-Level PHP Engineer to enhance our UK Loans team.Our engineering division consists of over 160 dedicated engineers across various disciplines, including backend, frontend, mobile, and platform.In this role, you will engage in diverse activities, from creating and integrating new APIs to improve the customer experience, to optimizing our lending platforms and participating in in-depth architectural discussions. There are numerous challenges ahead, and we are eager to find the right talent to join us.

Are you passionate about cloud technology and seeking to leverage your skills in a dynamic environment? As a Hybrid Cloud Engineer at Syscogb, you'll play a crucial role in designing, implementing, and maintaining hybrid cloud solutions that enable our clients to achieve operational excellence. Collaborate with cross-functional teams to integrate new cloud technologies and optimize existing infrastructures.

Join our dynamic team as a Mid-Level Architectural Visualization Artist, where you'll be responsible for crafting stunning photorealistic digital content that showcases proposed buildings, landscapes, interiors, or products for our prestigious clients, which primarily include architects and real estate developers. This role is studio-based, allowing for collaboration and creativity in a vibrant environment.In this position, you will: Plan and create captivating visualizations using client-supplied materials. Work closely with fellow artists to develop and refine content. Utilize rendering engines to achieve magazine-quality, photorealistic results. Incorporate feedback and adapt content accordingly. Create additional assets such as furniture and props. Take charge of your personal learning and development, documenting your progress. Prepare educational materials for our engaging Friday showcase sessions. Provide constructive feedback to your peers. Contribute to and manage an extensive library of assets. Establish effective lighting setups and compositions. Offer insights and design expertise when required. Lead smaller projects with guidance. Engage with clients and design teams under supervision. Multi-task on various deliverables across different projects.

About Pleo Pleo builds tools that help finance teams and employees manage business spending with less friction. For over ten years, the company has focused on solutions that move beyond traditional spend management, aiming to make financial processes simpler and more effective. Today, more than 40,000 customers use Pleo’s products to manage their finances. With a team of over 850 professionals representing more than 100 nationalities, Pleo values diverse perspectives and collaborative problem-solving. The company’s culture encourages curiosity, respect, and a willingness to tackle challenges together, even when not all the answers are clear from the start. Role Overview: Analytics Engineer (Mid-Level) This Analytics Engineer role sits within the Critical Data Products (CDP) team in London. The CDP team is responsible for building and improving high-quality data solutions that support Pleo’s data-driven products and operations. The focus of this position is to design, develop, and optimize data models, semantic layers, and data structures that power business-critical data pipelines. Success in this role means translating complex requirements into scalable, maintainable models that support decision-making throughout the organization. Candidates who enjoy simplifying complexity and working in a product-oriented, data-centric environment will find this role a strong fit. Team and Collaboration The Analytics Engineer will report to the Manager of the CDP team, which operates within the Product Hub of the Data department. The CDP team brings together specialists in Data Analytics, Data Engineering, and Analytics Engineering. Together, they deliver essential data pipelines, dashboards, reports, and strategic insights for teams across Pleo, including KYC/Compliance, Financial Crime, Credit, Banking Infrastructure, Regulatory Reporting, and multiple product groups. In addition to technical delivery, the team provides data enablement guidance and supports a wide range of initiatives that help drive Pleo’s business forward. Application Details Application deadline: Wednesday, April 29, 09:00 BST. Applications will not be reviewed before this date to ensure fairness for all candidates. Take the time needed to thoughtfully complete your application.

Role Overview PeopleCert is hiring a Test Centre Administrator in London. This position keeps the test centre running smoothly and helps deliver a positive experience for everyone taking exams. Main Responsibilities Manage test schedules and coordinate exam sessions Support candidates with questions and provide guidance on-site Follow established testing protocols and maintain compliance standards What We Look For Attention to detail Strong commitment to customer service This role suits someone who enjoys helping others and takes pride in organized, reliable work.

Join Ratio Recruitment Ltd as a Mid-Level UX Developer where your creativity and technical skills will play a crucial role in shaping user experiences. You will collaborate closely with cross-functional teams to design interactive and user-friendly applications that delight users. This position offers an opportunity to work in a dynamic environment while contributing to exciting projects.

Join Zaizi as a Test Engineer, where your enthusiasm for technology and detail-oriented problem-solving will be highly valued. This position involves direct interaction with clients, making strong communication skills a must. You will gain hands-on experience while contributing to client projects, and we are committed to helping you develop your professional skills.At Zaizi, our work culture is inclusive, modern, and collaborative. We seek bright, positive thinkers with a proactive attitude who are eager to excel in their roles. If this resonates with you, you will thrive in our environment!This role is primarily remote, with occasional on-site client work and travel to our London headquarters for workshops and meetings.

About Freetrade Freetrade aims to make investing simple and accessible, helping millions manage and grow their savings. With a focus on affordability and clarity, the team is committed to reshaping how people invest in the UK and beyond. After a recent partnership with IG Group, Freetrade continues to operate independently while benefiting from the backing of an established industry leader. The company is rolling out new features in 2026, including mutual funds, bonds, family investment tools, and exploring AI-driven enhancements to the customer experience. Role Overview: Mid-Level iOS Mobile Engineer This position is based in London and focuses on building and improving the Freetrade iOS app, which gives customers access to investment opportunities across UK, US, and EU markets. The engineering team works on a platform used by thousands every day, tackling technical challenges and delivering solutions that matter. The environment encourages growth, collaboration, and innovation, with opportunities to learn from experienced engineers across both iOS and Android. What You Will Do Develop and implement new features for the Freetrade iOS app. Collaborate closely with design, product, and QA teams to create user experiences that meet customer needs. Respond to customer feedback and queries, helping to maintain high satisfaction. Contribute to prioritizing platform issues, technical debt, and architectural improvements. Support the delivery of a high-quality app and a strong developer experience. What We’re Looking For Solid understanding of the iOS platform and mobile development principles. Strong problem-solving skills and a desire to keep learning. Experience working collaboratively within cross-functional teams. Interest in building products that make a real difference for customers. Why Join Freetrade’s Engineering Team? Work on a scalable, impactful platform used daily by thousands. Be part of a team driving product innovation in the investment space. Grow your skills alongside experienced mobile engineers. Help shape the future of investing for a broad customer base.

ClearBank provides banking infrastructure that supports a wide range of clients, including fintech firms, crypto platforms, traditional banks, and credit unions. Through ClearBank’s API, organizations can strengthen and modernize their banking systems. The company emphasizes a team-first culture shaped by collaboration, fairness, and autonomy. Team members have opportunities to contribute meaningfully and influence how things are done. Role overview This Platform Engineer position sits within Team Serval, part of ClearBank’s Infrastructure Cluster. Reporting to an Engineering Manager, the role centers on designing, implementing, and maintaining the network infrastructure that underpins ClearBank’s services as the business continues to grow. Daily responsibilities include: Designing and maintaining network infrastructure Applying Infrastructure as Code practices to improve deployment processes Supporting software delivery using Azure DevOps Collaborating closely with Technical Product Owners and Engineering Managers to enhance the platform ClearBank has been recognized among the UK’s fastest-growing tech companies by Deloitte Fast 50. Requirements Experience working with Infrastructure as Code Solid networking expertise Practical skills in Azure DevOps A proactive, collaborative approach to solving problems Location This role is based in ClearBank’s London office and follows a hybrid work pattern.

About AntithesisAt Antithesis, we are transforming the landscape of modern distributed systems testing and deployment. Our innovative platform is trusted by engineering teams that prioritize unwavering reliability, scalable performance, and intricate technical insights. We don’t just ensure system correctness and reliability; we exist because developers need a superior solution. If you’ve faced the frustration of production outages, endured challenging on-call weeks, or experienced release delays due to critical bugs, you’ll resonate with our mission. If you're driven by a passion for developer-centric products, system resilience, and accuracy, we want to hear from you.About the RoleWe seek an innovative thinker who thrives in challenging environments and isn’t afraid to disrupt the norm. As a Solutions Engineer, you will deploy the powerful tools and technologies from the Antithesis platform to identify bugs and challenge our customers’ software. You will effectively communicate and persuade potential customers about the revolutionary approach to software testing and reliability that Antithesis embodies.What You'll DoLead Proof-of-Concept (POC) initiatives to showcase the value of Antithesis products to prospective customers.Engage in onboarding processes for new customers.Provide technical support to the sales team through qualifications and consultations.Facilitate workshops for customers focusing on Property-based Testing (PBT) and other relevant topics.Identify bugs and evaluate open-source software.Establish thought leadership in testing complex systems.Create, maintain, and present product demonstrations.Guide customers and prospects in utilizing the Antithesis platform and its testing methodologies.Who You AreTechnically adept and curious about technology trends.Eager for new challenges and opportunities.Keen to learn and adopt emerging technologies.Resilient under tight deadlines and high-pressure scenarios.Excellent communicator, both in writing and verbally.Collaborative team player, able to work effectively with a small, skilled team.Professional yet adaptable, comfortable in a fast-paced environment.

Are you a talented Software Engineer in Test, Test Engineer, or Test Analyst who excels in manual testing while embracing the challenges of automation testing? Join our agile team at Version 1, where you'll play a vital role in assisting clients with their business transformation initiatives. Your expertise will be instrumental in identifying requirements, crafting innovative solutions, and offering continuous guidance and support in testing.In this role, you will:Define and execute comprehensive test strategies and scriptsAccurately record and monitor issues for effective resolutionSupport scrum teams in automating tests to streamline development processesReview test environments and processes to drive continuous improvement and uphold quality standardsProvide precise test estimates to aid project planning