Client-Facing Software Engineer Job at Oho Group Ltd (London)

Staff Software Engineer

As a Staff Forward Deployed Engineer (FDE) at Invisible, you'll lead high-impact...

Location

United States , Austin; New York; San Francisco Bay Area; Washington DC–Baltimore

Salary:

213000.00 - 300000.00 USD / Year

Invisible Technologies

Expiration Date

Until further notice

Requirements

8+ years of software engineering experience, including significant time spent building data, ML, or backend systems
Deep proficiency in Python with hands-on experience using Hugging Face, LangChain, OpenAI, Pinecone, and related ecosystems
Skilled in full-stack and API-based deployment patterns, including Docker, FastAPI, Kubernetes, and cloud environments (GCP, AWS)
Experienced with workflow orchestration libraries, pub/sub systems (Kafka), and schema governance
Expertise in data governance and operations, including Unity Catalog and policy management, cluster/job orchestration, data contracts and quality enforcement, Delta/ETL pipelines, and replay processes
Strong product and system design instincts — you understand business needs and how to translate them into technical architecture
Experience building usable systems from messy data and ambiguous requirements
Excellent communication and client-facing skills
you’ve led conversations with technical and non-technical stakeholders alike
Proven experience owning projects from scoping through deployment in ambiguous, high-stakes environments

Job Responsibility

Partner with delivery and executive stakeholders to scope, design, and lead implementation of AI-driven solutions
Identify transformational opportunities in messy, ambiguous workflows and turn them into repeatable systems
Lead architecture design and trade-off discussions across performance, scalability, cost, and reliability
Own projects from first discovery call through full deployment — including client-facing delivery, internal coordination, and post-launch iteration
Build shared infrastructure, reusable components, and internal playbooks to level-up the team
Coach and mentor mid-level engineers and help shape the culture of forward-deployed AI engineering at Invisible

What we offer

bonus
equity
benefits

Fulltime

Software Engineer

LexiFi is looking for a full-time Software Engineer to join its core development...

Location

France , Paris

Salary:

Not provided

LexiFi

Expiration Date

Until further notice

Requirements

Strong software engineering experience (professional or significant open-source work)
Solid foundations in algorithms, data structures, and software design
Collaborative mindset, clear communication, and a problem-solving approach

Job Responsibility

Build and evolve core products — Implement new features across the stack (UI, APIs, services) in OCaml
Design reliable backend components — Develop services and libraries that power complex financial workflows
Raise the bar on code quality — Improve testing, performance, and developer experience
Collaborate with quantitative engineers — Partner with our math-finance team on models, pricing engines, and data pipelines
Work closely with client-facing teams — Shape solutions with sales, support, and partners
occasionally join client conversations
Support cloud-hosted projects — Contribute to deployment, instrumentation, and operational excellence

What we offer

Join a fintech company at the intersection of finance and software engineering
Work with a team that invests heavily in R&D and code quality
Build across a broad technical spectrum with direct impact on core products
Build products trusted by global leaders in finance and tech, across America, Asia and Europe
Be part of a collaborative, high-caliber engineering culture that values learning, initiative, and flexibility

Fulltime

Staff Software Engineer, Forward Deployed

As a Staff Forward Deployed Engineer (FDE) at Invisible, you'll lead high-impact...

Location

United Kingdom , London

Salary:

Not provided

Invisible Technologies

Expiration Date

Until further notice

Requirements

5+ years of software engineering experience, including significant time spent building data, ML, or backend systems
Deep proficiency in Python and experience with ML/LLM frameworks such as Hugging Face, LangChain, OpenAI, Pinecone, etc.
Familiarity with full-stack or API-based deployment patterns (Docker, FastAPI, Kubernetes, GCP/AWS)
Strong product and system design instincts — you understand business needs and how to translate them into technical architecture
Experience building usable systems from messy data and ambiguous requirements
Excellent communication and client-facing skills
you’ve led conversations with technical and non-technical stakeholders alike
Proven experience owning projects from scoping through deployment in ambiguous, high-stakes environments
Be willing to be on-call for our customers when situations ari
Ability to travel roughly 25–50 % of the time, sometimes short-notice trips—primarily across Europe with occasional international roll-outs—to work directly on-site with clients

Job Responsibility

Partner with delivery and executive stakeholders to scope, design, and lead implementation of AI-driven solutions
Identify transformational opportunities in messy, ambiguous workflows and turn them into repeatable systems
Lead architecture design and trade-off discussions across performance, scalability, cost, and reliability
Own projects from first discovery call through full deployment — including client-facing delivery, internal coordination, and post-launch iteration
Build shared infrastructure, reusable components, and internal playbooks to level-up the team
Coach and mentor mid-level engineers and help shape the culture of forward-deployed AI engineering at Invisible

What we offer

Bonuses and equity are included in offers above entry level

Fulltime

Client Solutions Engineer

Join our Technology R&D Lab as a Client Solutions Engineer and become the techni...

Location

Switzerland , Zurich

Salary:

Not provided

Avaloq

Expiration Date

Until further notice

Requirements

Strong understanding of investment management systems, portfolio accounting, and asset servicing - experience with Investment Book of Record (IBOR), Order Management Systems (OMS), or related wealth/asset management platforms
3+ years of experience in solutions engineering, technical consulting, or client-facing technical roles for enterprise software or SaaS platforms
Strong technical background with hands-on experience in software development, API integration, and cloud technologies (AWS preferred)
Proven ability to create clear, comprehensive technical documentation for diverse technical audiences
Experience supporting enterprise clients through complex software implementations and integrations
Excellent presentation and demonstration skills, comfortable presenting to both technical and executive audiences
Familiarity with RESTful APIs, event-driven architectures, and modern integration patterns
Knowledge of CI/CD practices, containerization, and cloud-native architectures
Strong problem-solving and troubleshooting skills with ability to diagnose and resolve technical issues
Exceptional communication and interpersonal skills, with ability to explain complex technical concepts to varied audiences

Job Responsibility

Deliver compelling demonstrations of our cutting edge performance calculation engine
Enable client success in proof-of-concept implementations showcasing platform capabilities
Provide hands-on technical support to client implementation teams, troubleshooting integration issues and advising on optimal approaches
Conduct technical discovery sessions with prospective clients to understand their requirements and use cases
Create and maintain comprehensive technical documentation including implementation guides, API references, integration patterns, and best practices for client engineers
Develop sample code, reference architectures, and integration examples to accelerate client adoption
Partner with Sales teams during the pre-sales process to address technical questions, assess feasibility, and scope implementation efforts
Collaborate with Product and Engineering teams to communicate client feedback, identify common integration challenges, and influence product roadmap priorities
Build reusable solution accelerators and templates that reduce implementation time and complexity
Stay current on platform capabilities, releases, and roadmap to effectively advise clients on upcoming features

What we offer

Annual bonus
Flexible working
Instant recognition
Access to Udemy for professional and personal learning

Fulltime

Software Engineer

At Haystack, we build custom software products with a specialization in digital ...

Location

United States , Indianapolis

Salary:

Not provided

HSTK (Haystack)

Expiration Date

Until further notice

Requirements

Extensive hands-on experience (5+ years) with React.js, React Native, and Node.js, including proficiency in building robust and scalable web and mobile applications
Demonstrated ability (3+ years) in engaging with clients to understand requirements, define project scopes, and provide technical recommendations, or equivalent consulting experience in a client-facing role
Proficiency in multiple programming languages and frameworks with the ability to adapt and learn new technologies as needed (e.g., PHP, .NET, Python, C, TypeScript)
Proven track record of deploying web and mobile applications, showcasing expertise in the entire software development lifecycle from design to deployment
Formal training in computer science or a related field, such as completion of boot camps or relevant coursework. Equivalent on-the-job experience will also be considered
Proficiency in project management tools such as Jira and Confluence, ensuring efficient collaboration and communication within the team and with stakeholders
Experience with version control systems, particularly Git, for managing code repositories and facilitating collaborative development workflows
Experience with database systems such as MySQL, PostgreSQL, or MongoDB
Ability to work collaboratively in a team environment, with excellent communication and problem-solving skills

Job Responsibility

Develop web and mobile applications with an emphasis on JavaScript platforms and libraries including React.js, React Native, and Node.js
Educate and advise clients and teammates on technical options/trends
Participate in client consultations to help brainstorm, answer questions, and build solutions
Perform scoping/architecture and product requirements for new and ongoing projects
Work within an Agile Scrum framework and manage day-to-day communication with project counterparts
Analyze, design, implement, and integrate functional requirements in new or existing solutions
Effectively communicate with stakeholders about goals, plans, deliverables, timelines, and the status of your work, ensuring on-time and on-budget delivery

Fulltime

Software Engineer

The Software Engineer understands the LiminalArc Point of View (PoV) for Enginee...

Location

Salary:

Not provided

LeadingAgile

Expiration Date

Until further notice

Requirements

Strong background in software development and Agile methodologies
Ability to contribute as part of a high-performing team
High emotional intelligence
High tolerance for ambiguity
High integrity
Self-confidence
Driven by continuous learning
Technical ingenuity and experience
Pragmatic polyglot programmer
Committed clean coder

Job Responsibility

Contributes to a positive LiminalArc culture and considers personal impact on team members
Writes user stories and collaborates with teams to refine and implement them
Engages in product/business work through value assessment, release planning, and stakeholder management
Builds and maintains trusted relationships with stakeholders at all levels, including client-facing interactions
Participates in LiminalArc’s collaborative development practices, including paired/ensemble programming and code review
Stays current with and applies LiminalArc software engineering principles and practices on engagements
Shares knowledge through pod conversations, presentations, and other forums, tailored for both internal and client audiences
Understands the LiminalArc Studios sales process and is aware of its approach to marketing
Continuously develops technical and consulting skills in alignment with role expectations

Senior Software Engineer, Forward Deployed

As a Senior Software Engineer, Forward Deployed Engineer (FDE) you'll work direc...

Location

United States , Austin; New York; San Francisco Bay Area; Washington DC–Baltimore

Salary:

165000.00 - 266000.00 USD / Year

Invisible Technologies

Expiration Date

Until further notice

Requirements

6+ years of software engineering experience, including significant time spent building data, ML, or backend systems
Deep proficiency in Python with hands-on experience using Hugging Face, LangChain, OpenAI, Pinecone, and related ecosystems
Skilled in full-stack and API-based deployment patterns, including Docker, FastAPI, Kubernetes, and cloud environments (GCP, AWS)
Experienced with workflow orchestration libraries, pub/sub systems (Kafka), and schema governance
Expertise in data governance and operations, including Unity Catalog and policy management, cluster/job orchestration, data contracts and quality enforcement, Delta/ETL pipelines, and replay processes
Strong product and system design instincts — you understand business needs and how to translate them into technical architecture
Experience building usable systems from messy data and ambiguous requirements
Excellent communication and client-facing skills
you’ve led conversations with technical and non-technical stakeholders alike
Proven experience owning projects from scoping through deployment in ambiguous, high-stakes environments

Job Responsibility

Collaborate with delivery leaders to scope technical solutions to operational problems
Identify workflow optimizations through deep engagement with customer problems and work to build into a stable and scalable solution
Design and implement AI-powered workflows using LLMs, embedding models, retrieval systems, and automation tools
Translate messy real-world constraints (e.g., inconsistent data, latency requirements) into elegant engineering solutions
Iterate quickly based on real-time feedback from operators and clients
Build reusable tooling and infrastructure that accelerates future deployments

What we offer

Bonuses and equity are included in offers above entry level

Fulltime

Scala Backend Software Engineer, Senior / Lead

To sustain the company's growth, Ledger is looking for new talents. You will sta...

Location

France , Paris

Salary:

Not provided

Ledger

Expiration Date

Until further notice

Requirements

Experienced engineer and continuous learner with 6+ years of relevant engineering experience
2+ years of technical leadership experience, including effective communication of complex concepts and cross-team coordination to ship critical products
Advanced Scala proficiency
expert-level proficiency, and advanced mastery of a second backend language (e.g., Rust, Java, Python, PHP) is a plus
Excellent collaboration and communication skills
Experience collaborating closely with QA, product management, and key stakeholders to develop and deliver on a shared vision
Led development of complex, high-performance interactive browser applications, including architecture, infrastructure, and optimization
Experience with various web architecture patterns (e.g., Microservices, Event-Driven, P2P)
Ability to apply and adapt software engineering best practices to the engineering environment
Experience in the Web3 ecosystem and in a project involving blockchain fundamentals

Job Responsibility

Develop and maintain high-performance, resilient microservices and APIs to power Ledger's products, including integrations with staking, yield, DeFi services, and blockchain explorers
Contribute to the architecture, design, and implementation of scalable solutions, proactively identifying and addressing technical challenges
Ensure software quality through testing, documentation, and performance optimization, including monitoring and alerting systems
Enhance and maintain CI/CD pipelines to secure and streamline deployment workflows
Provide technical leadership and mentorship, collaborating across teams to deliver impactful projects and improve engineering standards
Drive innovation by identifying opportunities for improvement, contributing to a shared knowledge base, and participating in technical outreach
Manage projects effectively, respecting deadlines, priorities, and deliverables.

What we offer

Equity: Employees are the foundation of our success, and we award stock options so you can share in that success as we grow
Flexibility: A hybrid work policy
Social: Annual company outing for Ledgerdary Days, plus frequent social events, snacks and drinks
Medical: Comprehensive health insurance policy offering extensive medical, dental and vision care coverage
Well-being: Personal development, coaching & fitness with our dedicated partners
Vacation: Five weeks of paid leave per year, in addition to national holidays and rest & relaxation (RTT) days
High tech: Access to high performance office equipment and gadgets
Transport: Ledger reimburses part of your preferred means of transportation
Discounts: Employee discount on all our products.

Fulltime

Client-Facing Software Engineer

Oho Group Ltd

Location:
United Kingdom , London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
March 14, 2026

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